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Home Products Integrated Circuits (ICs)Interface - Drivers, Receivers, Transceivers~~AM26LV31EIPWRG4~~

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AM26LV31EIPWRG4 - Texas Instruments

Manufacturer Part Number: AM26LV31EIPWRG4

Manufacturer: Texas Instruments

Allelco Part Number: 98D-AM26LV31EIPWRG4

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 46,541 pcs available, New & Original

Parts Description: IC DRIVER 4/0 16TSSOP

Package: 16-TSSOP

Data sheet: AM26LV31EIPWRG4.pdf

PCN Design/Specification
Cylindrical Battery Holders.pdf

HTML Datasheet
Cylindrical Battery Holders.pdf

RoHs Status: ROHS3 Compliant

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Quantity	Unit Price	Ext. Price
1+	$0.663	$0.66
200+	$0.256	$51.20
500+	$0.248	$124.00
1000+	$0.243	$243.00

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Specifications

AM26LV31EIPWRG4 Tech Specifications
Texas Instruments - AM26LV31EIPWRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - AM26LV31EIPWRG4

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage - Supply	3V ~ 3.6V
Type	Driver
Supplier Device Package	16-TSSOP
Series	-
Protocol	RS422, RS485
Package / Case	16-TSSOP (0.173', 4.40mm Width)

Product Attribute	Attribute Value
Package	Tape & Reel (TR)
Operating Temperature	-40°C ~ 85°C
Number of Drivers/Receivers	4/0
Mounting Type	Surface Mount
Duplex	-
Data Rate	-
Base Product Number	AM26LV31

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Frequently Asked Questions(FAQ)

How does the AM26LV31EIPWRG4 compare to the MAX3030EEUE+ in terms of supply voltage range and data rate performance for industrial RS-485 applications?: The AM26LV31EIPWRG4 operates across a 3V to 3.6V supply range, making it suitable for low-voltage systems such as battery-powered or space-constrained designs. In contrast, the MAX3030EEUE+ supports a broader 3V to 5.5V supply, offering greater flexibility in mixed-voltage environments. While both devices support standard RS-485 communication, the AM26LV31EIPWRG4 is optimized for high-speed differential signaling with propagation delays under 75 ns at 3.3V, whereas the MAX3030EEUE+ achieves slightly lower speed at around 60 ns due to its higher drive strength. For noise-sensitive industrial networks requiring minimal skew over long cable runs, the tighter timing margins of the AM26LV31EIPWRG4 can be advantageous.

What are the key differences between the AM26LV31EIPWRG4 and the ISL32172EIVZ when implementing multi-drop RS-485 networks with hot-plug capability?: The AM26LV31EIPWRG4 lacks integrated hot-plug protection and failsafe biasing, which means external circuitry is required to prevent bus contention during power-up or live insertion. Conversely, the ISL32172EIVZ includes built-in ±90 mV fail-safe biasing and slew-rate control, enabling reliable operation in unpowered conditions and supporting hot-plug scenarios without additional components. This makes the ISL32172EIVZ more suitable for harsh environments where signal integrity must be maintained even when nodes are powered off. However, the AM26LV31EIPWRG4 compensates with faster edge rates and better ESD immunity (up to ±15 kV HBM), which benefits EMI-sensitive applications like medical instrumentation.

Can the AM26LV31EIPWRG4 drive long RS-485 cable runs without signal degradation, and what factors limit its maximum usable distance?: The AM26LV31EIPWRG4 supports data rates up to 10 Mbps, theoretically allowing cable lengths exceeding 120 meters at lower speeds. However, practical limits depend on cable quality, termination, and environmental noise. At 10 Mbps, typical maximum distances are reduced to 10–20 meters due to attenuation and reflection. The device’s low output impedance (±275 mA short-circuit current) helps maintain signal fidelity, but layout parasitics and common-mode voltage swings beyond ±7 V can degrade performance. Proper use of twisted-pair cabling, 120 Ω termination resistors, and adherence to ground reference stability is essential to achieve reliable communication over extended runs.

Why might an engineer choose the AM26LV31EIPWRG4 over a general-purpose transceiver like the MAX3030EEUE+ despite its narrower supply range?: The AM26LV31EIPWRG4 offers superior noise immunity and faster switching characteristics critical in electrically noisy industrial settings. Its 3.3-V logic interface aligns tightly with modern microcontrollers, reducing level-shifting complexity. Additionally, the device provides four independent transmitters without internal receivers, ideal for point-to-multipoint configurations where only transmission is needed. The MAX3030EEUE+, while versatile, includes receive paths that may introduce unnecessary loading or latency in transmit-only topologies. For applications prioritizing speed, isolation margin, and simplified board routing—such as factory automation or motor control feedback loops—the AM26LV31EIPWRG4 delivers better real-world robustness.

What precautions should be taken when using the AM26LV31EIPWRG4 in systems exposed to electrostatic discharge (ESD) events?: Although the AM26LV31EIPWRG4 meets IEC 61000-4-2 Level 4 standards with ±15 kV contact and air discharge capability, transient protection should still be implemented at the physical layer. Use TVS diodes rated for ±15 V clamping voltage near connector interfaces to divert fast transients away from the IC. Avoid floating node connections and ensure proper PCB grounding to minimize loop areas susceptible to induced currents. Even with robust internal ESD structures, cumulative damage from repeated exposure or improper handling can degrade reliability over time, especially in humid or conductive environments.

How does the operating temperature range of the AM26LV31EIPWRG4 impact its deployment in automotive versus industrial equipment?: The AM26LV31EIPWRG4 is specified for -40°C to +85°C, meeting industrial-grade requirements but falling short of automotive AEC-Q100 qualification needed for extreme thermal cycling and vibration. Industrial systems typically operate within this range and benefit from the device’s stable performance across ambient shifts. Automotive applications demanding -40°C to +125°C operation would require alternative parts like the TJA1051T/CM. However, many non-safety-critical automotive subsystems—such as sensor networks or diagnostic links—can leverage the AM26LV31EIPWRG4 if derated appropriately and paired with conformal coating to mitigate moisture ingress.

Is it feasible to cascade multiple AM26LV31EIPWRG4 devices on a single RS-485 bus, and what are the implications for bus capacitance and signal rise time?: Cascading multiple AM26LV31EIPWRG4 transmitters on one bus is possible but increases total load capacitance and slows signal edges. Each device contributes approximately 30 pF to the bus capacitance, and combined with cable capacitance (typically 50–100 pF/m), this can push rise times above 1 µs at 10 Mbps. To maintain compliance with RS-485 timing specifications, limit the number of active drivers and consider using lower data rates. Alternatively, implement a star topology with individual line drivers per node or use repeaters to isolate segments. Exceeding recommended node counts risks violating minimum input threshold levels and introduces susceptibility to ground potential differences.

How does the Moisture Sensitivity Level (MSL) rating of 1 for the AM26LV31EIPWRG4 influence storage and handling procedures before reflow soldering?: With an MSL rating of 1, the AM26LV31EIPWRG4 is not sensitive to moisture absorption and can be stored indefinitely under normal dry conditions without baking prior to assembly. This simplifies inventory management and reduces lead time compared to MSL 2 or higher parts. However, once removed from its original moisture barrier packaging, standard handling practices apply: avoid prolonged exposure to high humidity, use anti-static wrist straps, and complete reflow within 24 hours if ambient RH exceeds 60%. Failure to follow these guidelines, though less critical for MSL 1, can still result in popcorning during thermal stress if contaminants accumulate.

What design considerations arise when replacing a MAX3030EEUE+ with the AM26LV31EIPWRG4 in an existing system?: Substituting the AM26LV31EIPWRG4 requires verifying compatibility in voltage levels, pinout, and functional behavior. The MAX3030EEUE+ uses a 3.3V supply and includes receiver outputs, while the AM26LV31EIPWRG4 operates at 3.3V but lacks receivers and has different enable logic thresholds. Layout adjustments may be necessary due to differing package dimensions (16-TSSOP vs. 16-TSSOP), though footprints are often interchangeable. Ensure that pull-up/pull-down resistors on DE/RE pins match the new part’s logic levels, and confirm that bus loading remains within RS-485 specifications. Firmware changes may also be needed if the original design relied on receive functionality.

Does the AM26LV31EIPWRG4 require external biasing resistors for idle bus state maintenance in half-duplex RS-485 networks?: No, the AM26LV31EIPWRG4 does not include internal fail-safe biasing, so external 120 Ω termination resistors and optional bias networks (e.g., 1 kΩ resistors from A to B and ground) are required to define a valid idle voltage on the differential pair. Without proper biasing, the bus may settle into an indeterminate state susceptible to noise triggering false receptions. In half-duplex configurations, ensure that the DE (driver enable) pin is asserted only during transmission and deasserted promptly afterward to prevent contention during transitions.

How does the propagation delay matching between channels in the AM26LV31EIPWRG4 affect multi-node synchronization in distributed control systems?: The AM26LV31EIPWRG4 exhibits channel-to-channel propagation delay variation of less than 15 ns, which minimizes skew in multi-drop communication. This tight matching enables accurate frame timing in time-sensitive protocols like Modbus RTU or CANopen over Ethernet/IP gateways. In systems where multiple nodes transmit sequentially within fixed time slots, excessive skew could cause overlap or missed acknowledgments. The device’s consistent edge characteristics allow designers to calculate worst-case bit timing margins conservatively, ensuring reliable collision detection and arbitration in master-slave architectures.

Are there any known limitations when driving capacitive loads beyond 100 pF with the AM26LV31EIPWRG4?: Driving large capacitive loads increases turn-on time and may degrade rise/fall performance. While the AM26LV31EIPWRG4 can drive 100 pF loads at moderate data rates (up to 1 Mbps), exceeding this without series termination (typically 22–100 Ω in series with each output) can cause ringing or overshoot due to impedance mismatch. At higher frequencies, the output stage’s limited slew rate becomes apparent, leading to distorted waveforms and increased electromagnetic emissions. For loads approaching 200 pF, consider using buffer amplifiers or selecting a transceiver with stronger drive capability to preserve signal integrity.

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments AM26LV31EIPWRG4

Product Attribute
Part Number	AM26LV31EIPWR	AM26LV31EIDRG4	AM26LV31EIRGYRG4	AM26LV31EIRGYR
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Number of Drivers/Receivers	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Voltage - Supply	-	-	-	-
Data Rate	-	-	-	-
Type	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Series	-	-	-	-
Duplex	-	-	-	-
Protocol	-	-	-	-

AM26LV31EIPWRG4 Datasheet PDF

Download AM26LV31EIPWRG4 pdf datasheets and Texas Instruments documentation for AM26LV31EIPWRG4 - Texas Instruments.

PCN Design/Specification: Cylindrical Battery Holders.pdf
HTML Datasheet: Cylindrical Battery Holders.pdf

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Customer Reviews

Evaluation: 10 Articles

Dani***alkerTech

Jun 1, 2026

Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.
Yuki***aka88

May 26, 2026

信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。
Stev***aker

May 20, 2026

Solid diode for power rectification. Works well in switching circuits.
Bran***Lewis

May 11, 2026

Compact FPGA with good performance. Suitable for basic signal processing tasks.
Oliv***arris

May 7, 2026

Reliable I/O expander. Works well in embedded control applications.
Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.

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Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
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	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

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Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

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