CY2305SXC-1H >
CY2305SXC-1H
Infineon Technologies
IC FANOUT BUFFER 8SOIC
6363 Pcs New Original In Stock
Fanout Buffer (Distribution), Zero Delay Buffer IC 133.33MHz 1 8-SOIC (0.154", 3.90mm Width)
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CY2305SXC-1H Infineon Technologies
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CY2305SXC-1H

Product Overview

6325275

DiGi Electronics Part Number

CY2305SXC-1H-DG
CY2305SXC-1H

Description

IC FANOUT BUFFER 8SOIC

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6363 Pcs New Original In Stock
Fanout Buffer (Distribution), Zero Delay Buffer IC 133.33MHz 1 8-SOIC (0.154", 3.90mm Width)
Quantity
Minimum 1

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CY2305SXC-1H Technical Specifications

Category Clock/Timing, Clock Generators, PLLs, Frequency Synthesizers

Manufacturer Infineon Technologies

Packaging Tube

Series -

Product Status Active

DiGi-Electronics Programmable Not Verified

Type Fanout Buffer (Distribution), Zero Delay Buffer

PLL Yes

Input Clock

Output Clock

Number of Circuits 1

Ratio - Input:Output 1:5

Differential - Input:Output No/No

Frequency - Max 133.33MHz

Divider/Multiplier No/No

Voltage - Supply 3V ~ 3.6V

Operating Temperature 0°C ~ 70°C

Mounting Type Surface Mount

Package / Case 8-SOIC (0.154", 3.90mm Width)

Supplier Device Package 8-SOIC

Base Product Number CY2305

Datasheet & Documents

HTML Datasheet

CY2305SXC-1H-DG

Environmental & Export Classification

RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Additional Information

Other Names
CYPCYPCY2305SXC-1H
428-1767-5
448-CY2305SXC-1H
2015-CY2305SXC-1H
2156-CY2305SXC-1H
428-1767-5-DG
2832-CY2305SXC-1H
CG7887AA
CY2305SXC1H
SP005644197
CY2305SXC-1H-DG
Standard Package
97

CY2305SXC-1H Fanout Buffer: Technical Assessment for System Clock Distribution

Product Overview: CY2305SXC-1H Infineon Technologies Fanout Buffer

The CY2305SXC-1H, developed by Infineon Technologies and originating from Cypress, functions as a zero delay fanout buffer engineered for optimal clock signal propagation in space-limited digital architectures. Its 8-pin SOIC package, with a compact 3.90mm body width, accommodates integration where PCB real estate demands efficient component layouts. The device’s core architecture supports simultaneous clock duplication with minimal propagation skew, enabling synchronization across multiple outputs without introducing observable latency—critical for tightly coupled CPU and PCI bus environments.

At the circuit level, the CY2305SXC-1H employs advanced PLL circuitry to tightly align output phases to the reference input, contributing to low-jitter performance under various load conditions. This stringent phase accuracy ensures that data paths and peripheral controllers maintain reliable timing margins, directly impacting system stability. Design practices typically leverage this buffer in distributed clock trees where deterministic timing is non-negotiable, such as in motherboard clock networks or in backplane interconnects for server-grade applications.

The device’s signal integrity is preserved through robust output drive capabilities and controlled impedance matching, significantly reducing reflections and cross-talk on dense traces. Its tolerance to supply voltage variations and ESC/EMI handling further reduce the risk of clock glitches during transient events. Qualification and test histories affirm sustained operation across extended temperature ranges, supporting its deployment in mission-critical sectors where thermal stress and operational continuity are constant factors.

During integration, nuanced PCB routing minimizes loop areas and stubs, mitigating signal degradation. The buffer’s predictable output timing simplifies timing closure in FPGA and ASIC-based systems, where thorough simulation and physical validation reveal CY2305SXC-1H’s utility in mitigating skew and drift over extended system lifespans. In practice, designers observe tangible reliability improvements in platforms requiring multi-domain clocking—each output channel maintains phase alignment even as operating conditions change, illustrating its suitability for scalable electronics.

The underlying approach of zero delay generation introduces an elegant solution for modern timing challenges, reflecting a shift toward tightly coordinated subsystem execution. The interplay between high-frequency signal distribution and low-noise requirements underscores the importance of devices like the CY2305SXC-1H. Its tailored feature set anchors clock architectures that demand both compactness and uncompromising fidelity, affirming the value of integrating sophisticated buffering at the intersection of signal consistency and layout efficiency.

Key Features of CY2305SXC-1H

The CY2305SXC-1H is engineered to address precise clock distribution needs in contemporary digital systems, where high-frequency operation and robust synchronization are critical. At its core, the device leverages a fully integrated phase-locked loop (PLL) to eliminate input-output propagation delay. This architecture enables reference clock signals to propagate without latency, supporting synchronous interactions in advanced microprocessor, memory, and peripheral subsystems. The architecture is optimized to accommodate a wide spectrum of operating frequencies, beginning at 10 MHz and extending up to 133 MHz. This broad range allows direct compatibility with popular clock domains found in computing platforms, such as DDR memory interfaces and PCIe buses.

In applications demanding tight timing, attention shifts to output signal integrity and distribution. The CY2305SXC-1H is equipped to drive five outputs from a single input source, streamlining clock trees for controllers and FPGAs. These outputs maintain a typical cycle-to-cycle jitter of just 60ps, with output-to-output skew limited to 85ps. Such precision fosters robust parallelism in data acquisition systems and minimizes phase errors in networking equipment, where clock accuracy directly impacts performance and data fidelity. The designed low-skew topology is particularly effective in distributed processing architectures and clock-sensitive designs, such as synchronous multi-core complexes or high-speed SERDES links.

The device’s operation at 3.3V aligns with widespread industry standards and lowers barriers to integration in mixed-signal environments. Both commercial and industrial temperature grading ensure deployment flexibility, encompassing office automation, server infrastructure, and mission-critical edge installations. In real-world clock tree layouts, the zero-delay feature of CY2305SXC-1H often eliminates the need for supplementary deskew circuitry or manual calibration, simplifying board design and reducing BOM complexity. Experience reveals its direct deployment yields predictable start-up times and reliable state retention, critical in systems requiring rapid wake-up cycles or stringent power sequencing.

A notable insight emerges from the interplay of low output skew and cycle-to-cycle jitter characteristics: the device enables system architects to push the limits on board-level parallelism without incurring synchronization penalties. High-fanout topologies benefit from the predictable phase alignment, reducing metastability risks at data boundaries and simplifying signal timing closure during hardware verification. The combination of wide frequency agility, zero propagation delay, and stable multi-point clock distribution positions the CY2305SXC-1H as a foundational building block for scalable, time-sensitive platforms, from industrial controls to data center switching fabrics.

Detailed Functional Description of CY2305SXC-1H

The CY2305SXC-1H serves as an essential element in clock distribution networks, leveraging a zero delay buffer architecture. At its core, the device utilizes a phase-locked loop (PLL) that locks each of the five low-skew output clocks directly to a common reference input applied at the REF pin. This architectural choice ensures deterministic phase alignment, which is paramount in high-integrity signal chains where timing margins define system reliability.

The feedback mechanism implemented via the CLKOUT pad is central to the device's operation. By internally routing the output clock for PLL feedback, the CY2305SXC-1H achieves precise regulation of the phase relationship between the reference and the distributed outputs. This method effectively eliminates aggregate buffer delay, allowing the output clocks to maintain strict synchronization with the input source—an advantage that is observable in test benches with critical timing path analysis. The result is reliable clock propagation in memory subsystems, FPGAs, and high-speed serial communication backplanes, where skew and jitter directly impact data integrity.

Low power management is embedded in the design. The absence of a rising edge on the reference input serves as a control signal, deactivating the PLL and tristating all outputs. Power consumption drops to less than 25µA in this suspended state, which is conducive for server platforms or embedded systems that demand both clock accuracy and dynamic power scaling. This feature is particularly effective in modular hardware that frequently enters sleep modes or requires graceful power-down of unused clock domains without affecting adjacent components.

For large-scale clock distribution needs, multiple CY2305SXC-1H buffers can be paralleled with consistent channel-to-channel and device-to-device skew management. The inter-device skew ceiling, maintained at less than 700ps, allows for straightforward scaling of clock trees in multi-board environments. This property supports robust synchronous operation of distributed processing elements and enables clock mesh architectures that are tolerant to trace length variations and routing asymmetry often encountered during PCB layout.

An effective deployment approach involves placing the buffer close to the load points, minimizing trace stubs and preserving waveform integrity. Design teams often favor this buffer for its integration-friendly package and straightforward signal routing, as it reduces the need for additional discrete synchronization networks. Its deterministic behavior under process-voltage-temperature fluctuations adds another layer of confidence in complex timing closure investigations typical of high-performance digital systems.

A nuanced observation arises from the device's feedback structure and the trade-off it poses in star-topology networks. By dedicating the CLKOUT pad for internal feedback, system architects must carefully plan their board-level clock mapping, especially when the fanout and feedback requirements intersect. Strategic placement and disciplined routing ensure optimal utilization of all five outputs without undermining feedback fidelity—a subtle, yet recurring consideration in advanced designs.

The CY2305SXC-1H exemplifies a synergy between analog PLL control and digital buffer management, providing a scalable, ultra-low delay, and power-aware solution for clock tree designs in both enterprise and embedded contexts. Its deterministic skew properties, graceful power handling, and flexible distribution topology collectively position it as a foundational building block in precision timing architectures.

Pin Configuration and Signal Description for CY2305SXC-1H

Pin configuration for the CY2305SXC-1H leverages an 8-pin SOIC footprint, maximizing routing efficiency for compact PCB layouts. The logical arrangement—one REF input, five clock outputs (CLK1–CLK5), a dedicated VDD supply, and a single GND connection—streamlines integration paths in high-density designs. Each signal pin, including REF and all CLK outputs, incorporates passive weak pull-down circuitry. This architecture stabilizes idle logic levels, mitigating floating node hazards and reducing susceptibility to cross-talk in cascaded clock tree implementations.

Signal assignments reflect a deliberate prioritization of jitter control and load symmetry. The CLKOUT pin, though seemingly redundant when unused, must mirror the loading conditions of active outputs to preserve loop phase accuracy within the zero-delay PLL topology. This requirement addresses the intrinsic feedback mechanism, where the PLL compares the reference input phase against the consolidated clock output. Any imbalance in output loading, particularly if the CLKOUT trace is left unterminated, results in skewed phase detection and non-uniform propagation delays across distributed clock nets. Practical deployment reveals that matching downstream trace impedance—using identical pull-down or dummy loads—effectively maintains PLL equilibrium.

The device’s weak pull-downs serve dual purposes beyond simple logic-level management. In high-frequency clock domains, these structures dampen reflected signal energy, lowering amplitude overshoot and undershoot at transition edges. This approach limits transmission line ringing and electromagnetic interference near sensitive analog blocks. Experience demonstrates that judicious layout, with minimal stub lengths and controlled trace impedances, synergizes with pull-downs to deliver consistently clean signal transitions—critical in systems demanding low clock jitter and tight timing margins.

Designing with the CY2305SXC-1H requires attention to signal symmetry and careful power domain segregation. Ensuring uniform capacitive loading on all clock outputs avoids phase edge misalignment during PLL lock cycles. Additionally, isolating VDD and GND paths using coplanar pours or dedicated planes alleviates supply bounce, strengthening output drive under simultaneously switching clock loads. Integrating these principles enables reliable timing distribution, underscoring the importance of load matching and layout discipline in high-speed clock generator circuits.

Operational Guidelines and Application Considerations for CY2305SXC-1H

Optimizing zero input-to-output delay with the CY2305SXC-1H hinges on rigorous management of load symmetry across all output channels. This requirement arises from the device's propagation delay characteristics: each output must experience identical capacitive loading, including the CLKOUT feedback path. Any imbalance, even marginal, translates into accumulative skew that can compromise timing integrity in clock distribution networks. Capacitive load matching should extend not only to PCB trace lengths but also to connectors and destination device input capacitances. Measurement with high-impedance active probes and iterative load tuning can verify equalized conditions.

Precise delay adjustment is often necessary in advanced clock tree topologies when system-level synchronization margins are narrow. The device's architecture enables fine-grained skew optimization by deliberately modulating the load presented to the CLKOUT feedback versus other outputs. Practical solutions include selective placement of high-frequency, low-ESR capacitors or controlled stub routing. However, such modifications require real-time system monitoring as parasitic elements and board layout variance can induce unforeseen skew. Reference to the application figures is only the foundation—empirical validation under operating temperature and voltage is advised to lock down the desired timing alignment.

The CY2305SXC-1H introduces further adaptability via automatic power-down when the source clock halts, a feature particularly advantageous in battery-dependent or low-thermal-budget systems. Here, the dynamic shutdown conserves significant energy during idle or sleep states without external intervention, while rapid recovery on signal reappearance avoids performance penalties commonly associated with power-cycling clock drivers. Integrating this device in platforms subject to sporadic activity—such as mobile SoCs or energy-efficient embedded controllers—yields measurable overhead reduction at the clock subsystem level.

Application domains for the CY2305SXC-1H center on deterministic clocking with minimal phase jitter, a prerequisite for high-speed processors, PCI interconnects, and synchronous memory buses. The device’s stable timing performance ensures coherent data capture and reliable state transitions, supporting the stringent setup and hold requirements of synchronous interfaces. In such environments, any drift in skew or increase in jitter may lead to bit errors, system instability, or degraded throughput. Deploying the CY2305SXC-1H, with emphasis on proactive load symmetry and layout discipline, establishes a robust foundation for scalable, low-noise clock architectures.

One seldom-discussed but impactful perspective is the compounding benefit of uniform clock distribution: achieving zero skew at the root of a clock tree propagates directly to downstream nodes, simplifying skew margining and easing timing closure across large PCBs. This suggests that, for multi-level clock trees, intentional design around devices like the CY2305SXC-1H at key junctions enhances overall system timing robustness and ultimately reduces validation effort through all logic hierarchies.

Electrical and Thermal Performance of CY2305SXC-1H

The CY2305SXC-1H exhibits a finely calibrated supply voltage specification at 3.3 V, supporting stable operation across broad power rail fluctuations. Well-defined input and output voltage margins contribute to resilience against transient noise and minimize susceptibility to minor supply deviations, a critical consideration within tightly regulated clock distribution networks. The component's static discharge endurance, exceeding 2,000 V per MIL-STD-883, Method 3015, indicates robust ESD protection at both assembly and field deployment stages, reinforcing system reliability even in electrically volatile environments.

Thermal performance is anchored by the device’s junction temperature ceiling of 150°C, affording compatibility with rigorous reflow soldering profiles and dense PCB layouts. Storage tolerances reaching -65°C ensure survivability during logistics and extended pre-installation holding periods. In operational scenarios covering commercial and industrial temperature intervals, the CY2305SXC-1H maintains parametric integrity, which is fundamental for deployments in temperature-varying assemblies—such as data centers or edge systems exposed to thermal stress cycles.

Electrical behavior is modulated by real-time output loading and switching frequencies, with duty cycle and ICC (core current) directly influencing system-level power consumption. When sizing power domains or optimizing thermal dissipation strategies, referencing the ICC characteristics under different dynamic loads enables precise estimation of regulator requirements and heat sink dimensions. Empirical validation demonstrates that ICC rises predictably as output capacitive loads increase and as switching speeds climb, emphasizing the necessity of load profiling during prototype evaluation.

Layered analysis reveals that the interplay between switching activity, output capacitance, and supply voltage precision governs both frequency stability and overall power efficiency. Effective thermal management, often achieved by strategic placement of low-resistance copper pours and thermal vias beneath the device footprint, reduces temperature gradients, mitigating long-term drift in clock timings and extending device lifespan. Field data underlines that thermal derating should be anticipated in compact enclosures or high-density multi-clock systems, where localized hot spots may accelerate parametric deviation.

An implicit operational insight is the beneficial impact of conservative margin design—allocating additional headroom for voltage and thermal limits prompts enhanced resilience against unpredictable field stressors, ultimately reducing maintenance intervals. The CY2305SXC-1H's comprehensive electrothermal profile thus supports deployment in precision timing architectures where sustained signal fidelity and predictable power behavior are essential for mission-critical communication or processing arrays.

Switching Characteristics and Timing for CY2305SXC-1H

Switching characteristics for the CY2305SXC-1H derive from critical engineering parameters such as rise and fall times, propagation delay, and output-to-output skew, all measured under defined loading conditions. These values are not merely theoretical; they reflect real-world output behavior during active system operation with capacitive and resistive loading, ensuring predictability in downstream timing analysis. For rise and fall times, the device delivers fast and symmetrical transitions, important for maintaining signal integrity and minimizing setup and hold-time uncertainty across high-frequency clock domains. Propagation delay is consistently controlled, allowing accurate advance calculation of clock arrival times at various nodes, a prerequisite for meeting stringent timing budgets in synchronous digital systems. The consistent characterization of output skew ensures that all clock outputs track closely, reducing the risk of metastability in parallel data sampling and improving overall timing margin.

A crucial aspect is that clock outputs remain indeterminate until the internal PLL asserts lock. This mechanism protects the system from unpredictable clock glitches and runt pulses during unstable PLL phases, particularly during power-up or whenever the reference frequency changes. From an engineering perspective, this behavior mandates explicit reset or state-hold strategies in dependent devices to prevent unintended system activity until clock stability is guaranteed.

When dynamically switching the reference frequency, the device imposes a minimum stop time requirement exceeding 10μs. This interval grants the PLL adequate phase acquisition and lock time, preventing premature or erroneous clock output transitions that could destabilize sensitive synchronous interfaces. In practice, integrating such temporal guard bands means coordinating clock domain crossing protocols and restart sequences around the PLL’s locking profile. Details from the datasheet, such as explicit timing diagrams for duty cycle, skew, and propagation delay, serve as essential tools for correlating simulation versus bench validation results, supporting rapid debug cycles.

Direct experience with PLL-based clock buffers like the CY2305SXC-1H indicates that adhering strictly to characterized timing parameters, while incorporating robust system-level monitoring of PLL lock signals, measurably reduces integration risk. For high-reliability systems—such as those found in networking or embedded industrial controllers—the device’s tightly specified parameters and transparent startup behavior underpin deterministic boot and reconfiguration cycles. Furthermore, by leveraging the detailed switching data, engineers can confidently implement timing closure in complex clock trees, mitigate crosstalk originating from clock uncertainty, and optimize layout decisions for minimal EMI impact.

An implicit insight arises from the relationship between skew performance and overall board-level clock architecture: using buffers with superior output skew substantially simplifies topological constraints and reduces the need for over-margining timing budgets. This directly translates to more aggressive frequency scaling and tighter system synchronization, valuable in designs targeting maximum throughput or lowest latency. Simply, precise characterization and disciplined application of switching parameters elevate system robustness and enable high-performance clock distribution across a range of advanced applications.

Package Information and Mechanical Specifications for CY2305SXC-1H

The CY2305SXC-1H utilizes a standard 8-pin, 150-mil Small Outline Integrated Circuit (SOIC) package, precisely aligning with JEDEC MS-012 specifications. This widespread industry standard ensures straightforward integration into existing automated pick-and-place systems and facilitates seamless reflow soldering processes. The predictable pin spacing and body width simplify PCB pad layout and stencil design, minimizing risk of solder bridging or misalignment. The compact form factor directly addresses constraints encountered in high-density assemblies, optimizing both board real estate usage and routing efficiency.

With a unit weight of only 0.07 grams, the CY2305SXC-1H contributes negligibly to total assembly mass, a critical factor in advanced applications such as mobile computing and compact instrumentation. This mass reduction supports stringent vibration and shock requirements, reducing potential failures in dynamic environments. The package geometry, validated by detailed mechanical drawings, allows for accurate solder footprint modeling in PCB CAD tools. This clarity enables robust Design for Manufacturability (DFM) reviews and reduces prototype-to-production transition risks.

During design validation, precise package specifications accelerate automated optical inspection (AOI) programming, lowering setup times and error rates in volume production. By leveraging the standardized mechanical envelope, the risk of mechanical interference with adjacent components is mitigated, supporting higher integration density in multilayer assemblies. These benefits become pronounced in systems requiring modularity and field serviceability, where package interchangeability is essential for maintaining inventory simplicity and reducing lifecycle costs.

The dimensional accuracy and thermal properties inherent to the SOIC standard enhance thermal cycling reliability—particularly relevant when deploying clock ICs like the CY2305SXC-1H in industrial and automotive contexts where board-level thermal gradients are common. By maintaining strict adherence to MS-012 tolerances, the package supports consistent coplanarity, which is instrumental in achieving high-yield SMT processes even under process parameter variations.

Ultimately, the packaging strategy of the CY2305SXC-1H blends mechanical robustness with versatility, enabling its practical deployment in a spectrum of applications ranging from consumer electronics to mission-critical infrastructure. This approach reflects an optimum balance between manufacturability, electrical performance, and system-level reliability, demonstrating the importance of standardized packaging as an enabler for rapid product development and scalable production.

Potential Equivalent/Replacement Models for CY2305SXC-1H

Potential equivalent or replacement solutions for the CY2305SXC-1H can be precisely identified through a detailed comparison of device features and operational contexts. The CY2305SXC-1H shares architectural similarity with its CY2305 and CY2309 counterparts. At its core, the -1H designation refers to increased output drive strength, accommodating higher capacitive loading and longer PCB traces often encountered in systems demanding robust clock distribution.

Examining the CY2305 series, the CY2305-1 variant operates with reduced drive strength relative to the -1H, making it suitable for environments where signal integrity is maintained within shorter trace lengths and lower capacitive loads. In contrast, selecting the CY2305-1 in place of the -1H should be a calculated decision, informed by simulated or measured signal quality at endpoints, especially when board topology or fan-out requirements alter load characteristics. From practice, substituting CY2305-1 for -1H may resolve thermal or EMI constraints where maximal drive is excessive, assuming the frequency domain and VDD requirements remain compatible.

Shifting focus to output expansion, the CY2309 series provides a significant upgrade in terms of output count. Its nine outputs enable broad clock distribution, supporting large digital subsystems or multi-module synchronization. Advanced features such as bank selection and test modes introduce design flexibility, especially in validation, system bring-up, and parameter margining. CY2309 parts are available in both 16-pin SOIC and TSSOP packages, offering greater routing density and expanded placement options on crowded PCBs. An implicit insight emerges: deploying CY2309 series models streamlines clock management across multiple clock domains, reducing the need for cascaded buffering and minimizing propagation delay in complex system architectures.

Package selection and output drive are recurrent themes in replacement model evaluation. Applications constrained by footprint or limited by output current thresholds shall gravitate toward the CY2305-1 or CY2305SXC-1 (non-H) for functional equivalence. Frequency range, output format, and total supply current must be cross-checked against subsystem requirements, leveraging model-specific datasheets. In applied scenarios, optimizing signal trace width and minimizing stub lengths further harmonizes the selection, ensuring signal fidelity without unnecessary excess in drive strength or package footprint.

Ultimately, careful alignment of device capabilities with specific electrical, thermal, and mechanical conditions determines the optimal substitute. Practical experience reveals that leveraging the modularity of the CY2305/09 architecture simplifies future scalability, accommodating dynamic system growth or unforeseen test requirements. Selection rooted in thorough interface characterization and holistic system layout unlocks reliable clock distribution while maintaining design agility.

Qualification, Reliability, and Errata of CY2305SXC-1H

CY2305SXC-1H qualification methodology emphasizes rigorous process and lifetime reliability validation, leveraging accelerated environmental and electrical stress protocols to identify failure mechanisms. Each qualification batch undergoes high-temperature operating life (HTOL), temperature cycling, and electrical overstress tests, capturing susceptibility to wear-out and latent defects. Detailed reports include failure rate data, marginality analysis, and wafer lot traceability, supporting root cause isolation in complex failure scenarios.

Reliability assurance integrates field return monitoring with predictive modeling. Post-production reliability evaluations align with JEDEC standards, incorporating MTBF calculations and early-life failure rates to inform component selection for critical timing chain applications. Continuous data collection enables predictive updates to reliability figures, mitigating obsolescence risks and supporting lifecycle management in applications exposed to demanding environmental stressors or prolonged duty cycles.

Errata management applies meticulous documentation protocols. Infineon Technologies maintains a living repository of specification deviations, employing systematic revision tracking and transparent dissemination strategies. Each erratum entry articulates the nature of the deviation, functional impact analysis, and prescribed mitigation tactics, such as firmware patching or schematic modification. This enables design engineers to implement targeted countermeasures at hardware and system levels, minimizing the propagation of design vulnerabilities into deployed products.

Leveraging errata and qualification data during system integration facilitates risk prioritization and resilience engineering. Experienced practitioners cross-reference errata with system-level functional requirements, proactively evaluating alternate timing architectures to circumvent susceptibility zones. Early engagement with published workarounds streamlines debugging and optimizes test plan development, improving defect containment and reducing turnaround time for platform revisions.

A holistic view reveals that continuous improvement, characterized by compound feedback from qualification and errata channels, strengthens device robustness. Strategic use of real-time reliability metrics and continual revision scrutiny directly influences field performance, particularly in mission-critical communication and industrial automation applications. Recursive feedback loops between production data and device specifications remain central, ensuring CY2305SXC-1H stability amidst evolving design landscapes.

Conclusion

The CY2305SXC-1H fanout buffer from Infineon Technologies embodies a specialized solution for clock distribution in high-speed digital systems, where synchronization and signal integrity are paramount. Its architecture is centered on zero delay buffering, aligning input and output clock phases to eliminate cycle-to-cycle skew that could compound across multiple signal layers. This function is realized through a combination of precisely matched internal signal paths and carefully optimized phase-locked loop (PLL) integration, directly impacting timing closure efforts in large-scale system designs.

From a performance perspective, the CY2305SXC-1H distinguishes itself through ultra-low input-to-output delay variation and exceptional output-to-output skew ratings. These features are critical when cascading multiple devices or distributing high-frequency clocks across PCBs with dense, noise-sensitive logic. Robust jitter attenuation further enhances its utility in environments where electromagnetic interference or supply noise threaten timing margins. Design teams report measurable reductions in system timing uncertainty when leveraging the device in both monolithic and modular architectures.

Integrating this buffer into complex clock trees supports signal fanout without compromising bandwidth or introducing distortion, facilitating clean clock domains spanning processors, FPGAs, ASICs, and high-speed memory interfaces. Its proven compatibility across hardware revisions and sibling buffer models allows for seamless system scalability and cost-effective maintenance, particularly beneficial in long-lifecycle platforms such as telecom infrastructure, test instrumentation, and enterprise compute nodes. System architects frequently leverage its flexible footprint to enable drop-in replacements and rapid field upgrades without extensive redesign.

Thorough product documentation and demonstrated reliability in volume production minimize adoption risk and accelerate project timelines. In particular, the CY2305SXC-1H’s electrical and thermal stability under adverse operating conditions mitigates schedule slips that often arise from qualification bottlenecks. This reliability, combined with its technical breadth, positions the device not only as a component but as a foundational element in robust clock management strategies. Teams committed to system uptime and long-term maintainability prioritize such devices, recognizing their strategic impact beyond immediate functional requirements.

A careful evaluation of clock solution alternatives reveals that architectural simplicity, as embodied by a well-designed fanout buffer, can unlock substantial system-level gains. The CY2305SXC-1H demonstrates that investing in best-in-class timing components yields dividends in scalability, debugging efficiency, and futureproofing—factors that are often underestimated in early design stages yet prove crucial as systems evolve and operational loads increase. By integrating this buffer, projects benefit from both immediate technical assurance and forward-looking design resilience.

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Catalog

1. Product Overview: CY2305SXC-1H Infineon Technologies Fanout Buffer2. Key Features of CY2305SXC-1H3. Detailed Functional Description of CY2305SXC-1H4. Pin Configuration and Signal Description for CY2305SXC-1H5. Operational Guidelines and Application Considerations for CY2305SXC-1H6. Electrical and Thermal Performance of CY2305SXC-1H7. Switching Characteristics and Timing for CY2305SXC-1H8. Package Information and Mechanical Specifications for CY2305SXC-1H9. Potential Equivalent/Replacement Models for CY2305SXC-1H10. Qualification, Reliability, and Errata of CY2305SXC-1H11. Conclusion

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Frequently Asked Questions (FAQ)

What is the main function of the CY2305SXC-1H fanout buffer IC?

The CY2305SXC-1H is a zero delay fanout buffer designed to distribute clock signals with minimal delay, ensuring signal integrity across multiple outputs in electronic systems.

Is the CY2305SXC-1H compatible with standard surface-mount PCB designs?

Yes, this IC comes in an 8-SOIC package, which is widely used for surface mount applications and is compatible with standard PCB assembly processes.

What is the maximum operating frequency of the CY2305SXC-1H clock buffer?

The IC supports a maximum clock input frequency of 133.33MHz, suitable for high-speed timing applications demanding precise clock distribution.

What are the power supply requirements for this clock buffer IC?

The CY2305SXC-1H operates with a supply voltage range of 3V to 3.6V, making it compatible with many common electronic systems and low-power devices.

Does the CY2305SXC-1H come with any warranty or support after purchase?

It is a new, original product with in-stock availability, and typically, OEM suppliers provide standard warranty and technical support for purchased ICs. Check with the supplier for specific warranty details.

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