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HomeProductsIntegrated Circuits (ICs)Specialized ICsAM26LV32CD
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AM26LV32CD - Texas Instruments

Manufacturer Part Number
AM26LV32CD
Manufacturer
Texas Instruments
Allelco Part Number
41D-AM26LV32CD
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
10,480 pcs available, New & Original
Parts Description
SOIC-16
Data sheet
-
Category
Integrated Circuits (ICs) > Specialized ICs
RoHs Status
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Our certification
In stock: 10480
  • Unit Price: $0.889
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.889 $0.89
10+ $0.748 $7.48
30+ $0.671 $20.13
100+ $0.583 $58.30
500+ $0.545 $272.50
1000+ $0.527 $527.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

AM26LV32CD Tech Specifications
Texas Instruments - AM26LV32CD technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - AM26LV32CD

Product Attribute Attribute Value
Part Number AM26LV32CD
Package SOIC-16
Description SOIC-16
Stock Condition Get 10480 pcs available quantity at Allelco
Payment PayPal / TT / Credit Card / Western Union
Allelco Certifications ESD / ISO 9001 / ISO 13485 / ISO 28000
Product Attribute Attribute Value
Manufacturer Texas Instruments
RoHs Status -
Warranty 100% Perfect Functions
Transport port Hong Kong
Shipping by DHL / FedEx / UPS / TNT / SF Express
RFQ Email info@allelco.com

Parts Introduction

AM26LV32CD Image
AM26LV32CD (1)

Manufacturer Part Number

AM26LV32CD

Manufacturer

Texas Instruments

Introduction

The AM26LV32CD is a quad differential line receiver designed for balanced digital data transmission applications. It features high-speed operation, low power consumption, and robust noise immunity, making it suitable for various industrial and commercial applications.

Product Features and Performance

Quad differential line receiver with 4 independent receiver channels

Supports RS-422 and RS-485 protocols

Receiver hysteresis of 50 mV for improved noise immunity

Wide supply voltage range of 3V to 3.6V

Operating temperature range of 0°C to 70°C

Surface mount package (16-SOIC)

Product Advantages

High-speed operation for efficient data transmission

Low power consumption for energy-efficient systems

Robust noise immunity for reliable performance in industrial environments

Compact surface mount package for space-constrained designs

Key Reasons to Choose This Product

Versatile interface solution supporting popular communication protocols

Excellent noise immunity and reliability for mission-critical applications

Low power consumption for energy-efficient system design

Compact surface mount package for easy integration into various designs

Quality and Safety Features

Rigorous quality control and testing processes

Compliance with industry standards for safety and reliability

Compatibility

Suitable for a wide range of industrial and commercial applications that require reliable, high-speed data transmission

Application Areas

Industrial automation and control systems

Building automation and security systems

Medical equipment

Transportation and logistics systems

Telecommunications infrastructure

Product Lifecycle

The AM26LV32CD is currently in the Last Time Buy phase, meaning it is nearing discontinuation. However, there are several alternative and equivalent models that can be considered, such as the AM26LV32E and the AM26LV33. Customers are advised to contact our website's sales team for more information on the availability and suitability of these alternative options.

Frequently Asked Questions(FAQ)

What are the key electrical characteristics of the AM26LV32CD that influence noise margin in RS485 differential signaling applications?
The AM26LV32CD features a receiver hysteresis of 50 mV, which provides a meaningful noise immunity threshold for distinguishing valid logic states in noisy industrial environments. This parameter is critical when evaluating signal integrity on the differential A and B lines, especially at data rates approaching typical RS485 limits. With a supply voltage range of 3V to 3.6V, the device operates at low power while maintaining consistent threshold levels across temperature extremes from 0°C to 70°C. The 50 mV hysteresis helps prevent false transitions due to common-mode noise or ground shifts, making it suitable for long cable runs where signal degradation may occur.
How does the AM26LV32CD compare to similar RS485 receivers like the DS26C32ATM/NOPB in terms of supply voltage and thermal performance?
While both the AM26LV32CD and DS26C32ATM/NOPB support RS485 communication, the AM26LV32CD is optimized for lower-voltage operation within the 3V to 3.6V range, whereas the DS26C32ATM/NOPB typically supports a broader 5V supply. This makes the AM26LV32CD more suitable for modern low-power systems, though it limits compatibility with legacy 5V logic interfaces without level shifting. Additionally, the AM26LV32CD’s operating temperature range of 0°C to 70°C is narrower than many industrial-grade alternatives, which may span -40°C to +85°C. Designers must evaluate whether this temperature constraint aligns with their environmental conditions before selecting the part.
Can the AM26LV32CD be used in multi-drop RS485 networks with multiple transceivers sharing the same bus, and what design considerations apply?
Yes, the AM26LV32CD can participate in standard half-duplex RS485 networks where up to 32 unit loads are supported. However, since the AM26LV32CD has zero drivers and four receivers, it functions solely as a listening node. Proper termination (typically 120Ω between A and B at each end) and controlled slew rates are essential to minimize reflections. Given its 50 mV hysteresis, the receiver maintains reliable operation even with small differential voltages near threshold, improving robustness against impedance mismatches or stub lengths. Careful layout is required to avoid ground loops and ensure adequate common-mode voltage range compliance.
What role does the AM26LV32CD’s package type (16-SOIC) play in high-speed serial communication implementations?
The 16-SOIC (0.154", 3.90mm width) packaging offers a compact footprint ideal for space-constrained designs such as embedded controllers or modular I/O cards. However, the smaller pin pitch and limited copper area compared to TSSOP or DIP packages can increase parasitic inductance and capacitance on power and signal traces. For high-speed RS485 applications exceeding several megabits per second, PCB trace length matching and careful decoupling placement near the VCC and GND pins become more critical. The surface-mount design also enables automated assembly but requires precise soldering to avoid opens or shorts during reflow.
Is the AM26LV32CD suitable for automotive or harsh environment applications, and how do substitutes like the AM26LV32IDR address this concern?
The AM26LV32CD is not rated for automotive temperatures—its operating range is limited to 0°C to 70°C—making it unsuitable for underhood or exterior vehicle applications. In contrast, the AM26LV32IDR shares the same core functionality but extends temperature support to -40°C to +85°C, aligning better with industrial and some automotive-grade requirements. Both parts offer identical electrical performance including 50 mV hysteresis and 3V–3.6V operation, but only the IDR variant meets extended temperature specifications. Designers targeting mission-critical or outdoor installations should prioritize the IDR version over the CD variant.
How does the AM26LV32CD handle common-mode voltage swings compared to other RS485 transceivers in noisy field environments?
The AM26LV32CD supports a common-mode input voltage range typically specified beyond ±7V (refer to full datasheet), allowing it to tolerate significant ground potential differences between nodes—a common issue in multi-point RS485 networks. This wide common-mode range, combined with 50 mV hysteresis, ensures stable reception even when local grounds drift by several volts. Unlike some older transceivers that fail outside ±5V, the AM26LV32CD maintains functionality under higher offsets, enhancing reliability in electrically noisy installations such as motor drives or lighting control systems. Still, proper shielding and twisted-pair cabling remain necessary to maximize effective noise rejection.
What impact does the AM26LV32CD’s single-supply operation have on system power budget and compatibility with battery-powered devices?
Operating from a single 3.3V supply simplifies power management and reduces component count, which benefits portable or battery-operated devices where efficiency matters. The narrow 3V to 3.6V window accommodates standard 3.3V logic levels without needing boost converters, lowering overall system cost and quiescent current. Compared to dual-supply RS485 transceivers requiring charge pumps or separate analog rails, the AM26LV32CD contributes to lower standby power consumption. However, designers must verify that downstream components also operate within this voltage envelope to maintain interoperability across the interface chain.
Are there any known limitations in using the AM26LV32CD for hot-plug scenarios or dynamic node addition/removal on an active RS485 bus?
Hot-plugging risks exist primarily due to ESD events or transient currents when connecting/disconnecting nodes mid-operation. While the AM26LV32CD includes internal protection diodes, its lack of integrated hot-swap circuitry means external measures—such as series resistors (e.g., 22Ω) and TVS diodes—are advisable for robust field deployments. Without these safeguards, sudden voltage surges could damage the SOIC package or compromise nearby circuitry. Therefore, in systems where nodes are frequently added or removed, additional protection layers beyond the transceiver itself are recommended to ensure long-term reliability.
How does the AM26LV32CD compare to the SP26LV432CN-L in terms of receiver count and application suitability?
The AM26LV32CD integrates four independent receivers, enabling simultaneous monitoring of four differential pairs—ideal for multi-drop or point-to-multipoint configurations. In comparison, the SP26LV432CN-L also offers four receivers but may differ in hysteresis values, propagation delay, or package options. Both serve similar roles, but the AM26LV32CD’s tighter voltage tolerance (3V–3.6V vs. potentially wider ranges in other vendors) makes it preferable in tightly regulated low-voltage systems. When substituting, engineers must confirm that timing parameters like skew and latency meet real-time constraints in synchronous protocols.
What precautions should be taken when replacing the AM26LV32CD with substitute parts like the DS26C32ATMX/NOPB in existing designs?
Substituting the AM26LV32CD with alternatives such as the DS26C32ATMX/NOPB requires verifying three key areas: supply voltage compatibility, temperature rating, and package footprint. The DS26C32ATMX/NOPB generally supports 5V operation and a wider temperature range (-40°C to +85°C), offering greater flexibility but potentially complicating integration with 3.3V-only logic. Additionally, package dimensions and pinout alignment must match the original board layout to avoid rework. Electrical parameters like hysteresis and propagation delay should also be cross-checked; minor variations can affect bit timing in high-speed links. Always consult updated datasheets and perform validation testing under worst-case conditions.
Why might the AM26LV32CD exhibit different behavior at boundary supply voltages such as 2.9V or 3.7V despite being rated for 3V–3.6V?
The AM26LV32CD is specified only for operation between 3V and 3.6V; operating below 3V risks degraded noise margins and increased susceptibility to EMI, while exceeding 3.6V compromises reliability and may violate absolute maximum ratings. At 2.9V, receiver thresholds shift lower, reducing effective hysteresis and increasing error probability under marginal signals. Above 3.6V, internal breakdown mechanisms risk activation even if functionality appears nominal initially. These behaviors underscore the importance of maintaining strict adherence to the supply window through well-regulated power delivery and adequate bypass capacitance to suppress transients.
How does the AM26LV32CD’s MSL rating of 1 benefit manufacturing and inventory handling compared to higher sensitivity parts?
With a Moisture Sensitivity Level (MSL) of 1, the AM26LV32CD can be stored indefinitely at ambient conditions without requiring dry-packaging or baking prior to assembly. This significantly reduces handling complexity, lowers storage costs, and accelerates turnaround times in prototyping or production environments. Parts like those rated MSL 3 or higher demand controlled humidity environments and pre-bake cycles, adding logistical overhead. The MSL 1 classification reflects the robustness of the SOIC package and internal construction, supporting streamlined workflows in both lab and factory settings.
In what scenarios would the AM26LV32CD be preferred over integrated transceiver solutions combining driver and receiver functions?
The AM26LV32CD is ideal when only receiving capability is needed—for example, in monitoring stations, redundant sensors, or protocol bridges—where saving board space and power outweighs the convenience of full-duplex transceivers. Its zero-driver configuration eliminates contention issues on the bus, simplifying arbitration logic. Furthermore, in mixed-voltage systems where transmitting requires a separate 5V-compatible driver, using the AM26LV32CD alongside another transmitter avoids unnecessary duplication. This selective use case justifies its inclusion in designs prioritizing simplicity, cost, and functional isolation over integration density.
How does the AM26LV32CD’s RoHS3 compliance and REACH status influence global market deployment and regulatory documentation?
RoHS3 compliance confirms the absence of restricted substances like lead, mercury, and cadmium beyond permitted thresholds, satisfying EU directives and facilitating CE marking. Similarly, REACH Unaffected status indicates no SVHCs (Substances of Very High Concern) above 0.1% weight in the device, easing export documentation and supply chain transparency. These certifications reduce legal and compliance risk in international markets, particularly in Europe and Asia, where green procurement policies increasingly favor environmentally responsible components. While functionally equivalent to non-compliant predecessors, the AM26LV32CD supports sustainable engineering practices without sacrificing performance.
What considerations arise when cascading multiple AM26LV32CD units in a daisy-chain topology for distributed sensing applications?
Cascading several AM26LV32CD receivers on a single RS485 bus introduces cumulative propagation delays and potential loading effects. Each receiver adds slight capacitance to the A/B lines, which can distort rise/fall times at high data rates. To mitigate this, keep total bus capacitance below manufacturer-recommended limits (often <50pF per node) and limit chain length accordingly. Additionally, ensure that all nodes share a common ground reference to maintain valid common-mode voltage ranges. Termination remains critical at both ends regardless of node count, and signal integrity simulations or prototype measurements should validate timing margins under actual load conditions.
How does the absence of built-in fail-safe biasing in the AM26LV32CD affect idle line behavior on open or disconnected buses?
The AM26LV32CD lacks internal fail-safe biasing resistors, meaning that when no transmitter is active and the A/B lines float, the receivers may interpret indeterminate voltages as either true or false logic states, leading to unpredictable outputs. This can cause wake-up errors or spurious interrupts in microcontroller-based systems. To resolve this, external pull-up and pull-down resistors (typically 5kΩ to VCC and to GND respectively) are commonly added to bias the differential inputs toward a known idle state. Without such biasing, the receiver relies entirely on external conditions, increasing design dependency and potential for misoperation during faults.

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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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AM26LV32CD Image

AM26LV32CD

Texas Instruments
41D-AM26LV32CD

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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