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ATTINY24V-10MU
Microchip Technology
IC MCU 8BIT 2KB FLASH 20QFN
4896 Pcs New Original In Stock
AVR AVR® ATtiny Microcontroller IC 8-Bit 10MHz 2KB (1K x 16) FLASH 20-QFN-EP (4x4)
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5.0 / 5.0
- (326 Ratings)
ATTINY24V-10MU
Product Overview
1453195
DiGi Electronics Part Number
ATTINY24V-10MU-DGManufacturer
Microchip Technology
ATTINY24V-10MU
Description
IC MCU 8BIT 2KB FLASH 20QFNInventory
4896 Pcs New Original In Stock
AVR AVR® ATtiny Microcontroller IC 8-Bit 10MHz 2KB (1K x 16) FLASH 20-QFN-EP (4x4)
Quantity
Minimum 1
Minimum 1
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ATTINY24V-10MU Technical Specifications
Category
Embedded, Microcontrollers
Packaging
Tray
Series
AVR® ATtiny
Product Status
Active
DiGi-Electronics Programmable
Verified
Core Processor
AVR
Core Size
8-Bit
Speed
10MHz
Connectivity
USI
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number of I/O
12
Program Memory Size
2KB (1K x 16)
Program Memory Type
FLASH
EEPROM Size
128 x 8
RAM Size
128 x 8
Voltage - Supply (Vcc/Vdd)
1.8V ~ 5.5V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
20-QFN-EP (4x4)
Package / Case
20-WFQFN Exposed Pad
Base Product Number
ATTINY24
Datasheet & Documents
HTML Datasheet
ATTINY24V-10MU-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.31.0001
Additional Information
Other Names
ATTINY24V10MU
Standard Package
490
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
처음 이용했지만, 고객 센터의 응대가 정말 좋았어요. 배송도 신속하고 깔끔했어요.
грудня 02, 2025
The quality of the product is outstanding, it feels premium.
грудня 02, 2025
The site is easy to explore, even for first-time users.
грудня 02, 2025
Their prices are so reasonable that I always recommend DiGi Electronics to friends.
грудня 02, 2025
We trust DiGi Electronics for reliable support and precise logistics monitoring.
грудня 02, 2025
Their website’s simplicity helps me focus on selecting the best options quickly.
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Frequently Asked Questions (FAQ)
Can the ATTINY24V-10MU safely operate in a battery-powered sensor node drawing intermittent high current loads without brown-out resets, and how should I design the power supply to avoid unexpected resets?
Yes, the ATTINY24V-10MU can operate in battery-powered sensor nodes, but its internal Brown-out Detect (BOD) circuitry may trigger resets if supply voltage dips below the configured threshold during high-current events like radio transmissions or actuator pulses. To mitigate this, use a low-ESR decoupling capacitor (e.g., 10–100 µF ceramic) close to the Vcc pin and consider adding a small bulk capacitor near the load. Additionally, disable BOD in software during critical low-power sleep states if your application tolerates brief undervoltage conditions—but only after thorough risk assessment. Always validate behavior across the full 1.8V–5.5V range under worst-case load transients.
Is it safe to replace an ATTINY24V-10MU with an ATTINY24A-SSU in a 3.3V industrial control board without firmware changes, and what are the key differences I should verify?
While the ATTINY24A-SSU is electrically similar and pin-compatible in many applications, direct replacement of the ATTINY24V-10MU requires verification of oscillator stability, power consumption, and timing-sensitive peripherals. The 'A' variant typically has improved power efficiency and tighter timing specs, but the internal oscillator calibration may differ slightly, potentially affecting UART or PWM timing if not compensated in firmware. Also, the ATTINY24A-SSU comes in an SOIC-20 package, not QFN, so PCB footprint compatibility must be confirmed. Always revalidate ADC accuracy and sleep current in your specific circuit before full-scale deployment.
How does the exposed pad on the ATTINY24V-10MU’s 20-QFN-EP package affect thermal performance and PCB layout, and what are the risks of improper soldering or grounding?
The exposed pad (EP) on the ATTINY24V-10MU serves as both a thermal and electrical connection—it must be soldered to a grounded copper pour on the PCB for optimal heat dissipation and signal integrity. Improper soldering (e.g., voids or insufficient paste) can lead to increased junction temperature, reduced reliability, and potential ground bounce in analog circuits like the internal temperature sensor or ADC. Use a stencil with adequate aperture coverage, ensure proper reflow profiling, and connect the EP to a solid ground plane with multiple vias. Avoid leaving the pad floating, as this may cause erratic behavior in noise-sensitive applications.
Can I use the internal 10MHz oscillator of the ATTINY24V-10MU for precise timing in a multi-device synchronization system, or will drift over temperature and voltage cause synchronization errors?
The internal oscillator in the ATTINY24V-10MU is factory-calibrated but typically has ±10% initial accuracy and additional drift over temperature (-40°C to 85°C) and supply voltage (1.8V–5.5V), making it unsuitable for tight synchronization without calibration. For multi-device systems requiring phase coherence or low jitter, consider using an external crystal or resonator, or implement periodic software recalibration using a reference signal. If cost constraints prevent external components, characterize oscillator drift in your specific operating environment and apply compensation algorithms in firmware—especially critical for USI-based communication or PWM timing.
What are the long-term reliability risks of running the ATTINY24V-10MU at 5.5V continuously in a high-temperature (80°C ambient) environment, and how does this impact FLASH endurance and data retention?
Operating the ATTINY24V-10MU at its maximum rated voltage (5.5V) and near its upper temperature limit (80°C ambient, approaching Tj > 100°C) accelerates oxide degradation in the FLASH memory, potentially reducing data retention below the typical 20-year specification and increasing bit error rates over time. While the part is rated for 10,000 write/erase cycles, sustained high-temperature operation can lower this effective endurance. For mission-critical applications, derate the operating voltage to 3.3V or 3.0V if possible, ensure adequate airflow or thermal relief, and avoid frequent FLASH writes. Consider storing critical calibration data in EEPROM (also limited to ~100k cycles) or implementing error-checking routines with wear-leveling if long-term reliability is paramount.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
ATTINY24V-10MU CAD Models
Microchip Technology ATTINY24V-10MU PCB symbols & footprints
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