Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
Service Email:
[email protected]
>
TMUX7209RUMR
Texas Instruments
IC SWITCH 4PST X 2 5.5OHM 16WQFN
5608 Pcs New Original In Stock
2 Circuit IC Switch 4:1 5.5Ohm 16-WQFN (4x4)
Request Quote
(Ships tomorrow)
*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (168 Ratings)
TMUX7209RUMR
Product Overview
10414780
DiGi Electronics Part Number
TMUX7209RUMR-DGManufacturer
Texas Instruments
TMUX7209RUMR
Description
IC SWITCH 4PST X 2 5.5OHM 16WQFNInventory
5608 Pcs New Original In Stock
2 Circuit IC Switch 4:1 5.5Ohm 16-WQFN (4x4)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
TMUX7209RUMR Technical Specifications
Category
Interface, Analog Switches, Multiplexers, Demultiplexers
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
Switch Circuit
4PST
Multiplexer/Demultiplexer Circuit
4:1
Number of Circuits
2
On-State Resistance (Max)
5.5Ohm
Channel-to-Channel Matching (ΔRon)
200mOhm
Voltage - Supply, Single (V+)
4.5V ~ 44V
Voltage - Supply, Dual (V±)
±4.5V ~ 22V
Switch Time (Ton, Toff) (Max)
205ns, 268ns
-3db Bandwidth
51MHz
Charge Injection
-5pC
Channel Capacitance (CS(off), CD(off))
15pF, 67pF
Current - Leakage (IS(off)) (Max)
1nA
Crosstalk
-85dB @ 1MHz
Operating Temperature
-40°C ~ 125°C (TA)
Mounting Type
Surface Mount
Package / Case
16-WQFN Exposed Pad
Supplier Device Package
16-WQFN (4x4)
Datasheet & Documents
HTML Datasheet
TMUX7209RUMR-DG
Environmental & Export Classification
RoHS Status
Not applicable
Moisture Sensitivity Level (MSL)
1 (Unlimited)
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
296-TMUX7209RUMRTR
Standard Package
3,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
배송이 빠르고 지원이 친절해서 매우 만족합니다.
грудня 02, 2025
They deliver speed and service excellence that I can count on every time.
грудня 02, 2025
They handled my inquiries efficiently, demonstrating their professionalism.
грудня 02, 2025
Support staff went above and beyond to ensure all my questions were answered satisfactorily.
грудня 02, 2025
Their swift after-sales response has significantly reduced downtime in our operations.
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
How does the TMUX7209RUMR perform in high-temperature automotive applications where channel resistance matching is critical for precision signal paths?
The TMUX7209RUMR maintains excellent channel-to-channel on-resistance matching (ΔRon ≤ 200mΩ) across its full operating temperature range of -40°C to 125°C, making it reliable for automotive signal conditioning where drift in analog multiplexing paths could introduce measurement errors. However, in precision data acquisition systems, you should minimize dynamic loading effects by ensuring downstream ADC drivers have sufficient settling time, especially near the 51MHz bandwidth limit. Board layout with matched trace lengths and guarding against leakage paths will further improve matching performance in thermally stressed environments.
Can the TMUX7209RUMR replace the ADG1409 in a dual-channel 4:1 multiplexer configuration for industrial process control, and what are the key trade-offs?
Yes, the TMUX7209RUMR can functionally replace the ADG1409 in dual 4:1 multiplexer setups, particularly with its comparable 5.5Ω max Ron and wide single-supply operation up to 44V. However, while the ADG1409 uses a charge pump for full rail-to-rail operation, the TMUX7209RUMR relies on its CMOS process limits—verify that signal levels stay within the supply rails to avoid phase inversion or latch-up. Also, the TMUX7209RUMR's lower crosstalk (-85dB @ 1MHz vs. ADG1409's ~-70dB) gives it an advantage in densely packed systems, but watch for higher off-channel capacitance (67pF CD(off)) when switching high-impedance sensors.
What layout and decoupling strategies should I use with the TMUX7209RUMR in a low-leakage, high-impedance biomedical sensing design to avoid signal integrity issues?
In high-impedance biomedical applications, keep the TMUX7209RUMR's leakage current (1nA max) from affecting microvolt-level signals by using guard rings around input traces, avoiding flux residues via strict cleaning, and placing 100nF X7R ceramic capacitors as close as possible to each V+ pin with a low-inductance ground connection. Use the exposed pad for thermal and ground integrity—solder it to a solid ground plane with multiple vias. Avoid routing digital control lines near analog inputs to limit charge injection coupling, and consider enabling control signal filtering if interfacing with noisy MCU GPIOs.
When integrating the TMUX7209RUMR in a mixed-signal test equipment system, how do I mitigate bandwidth limitations with fast-switching analog signals?
The TMUX7209RUMR's 51MHz -3dB bandwidth and switching times (Ton 205ns max) limit its ability to handle rapidly changing signals without distortion. For test equipment switching high-frequency waveforms, ensure signal frequencies stay well below 51MHz and account for settling time—especially with capacitive loads. Driving ADC multiplexed inputs? Use a low-output-impedance buffer pre-TMUX7209RUMR and choose sample-and-hold timing to avoid transitions during signal acquisition. Also, minimize source impedance to reduce RC time constant effects with the device’s 15pF off-capacitance.
Is the TMUX7209RUMR suitable for hot-swap applications in 24V industrial control systems, and what protection considerations should designers account for?
The TMUX7209RUMR supports up to 44V on its supply rails, making it viable for use in 24V industrial systems where hot-swap events might induce voltage transients. However, because it lacks built-in transient voltage suppression or overcurrent protection, you must add external TVS diodes on all switched signal lines and limit inrush current with series resistors or current-limiting buffer stages. Monitor thermal performance during prolonged high-V/I operation—the 16-WQFN package relies on PCB thermal dissipation, so ensure adequate copper area. Avoid powering the device during signal hot-plug; use power sequencing or enable control to keep switches off until stable.
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.
TMUX7209RUMR CAD Models
Texas Instruments TMUX7209RUMR PCB symbols & footprints
productDetail
