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SN65HVD232QDRQ1

3.3V CAN transceiver, 1Mbps, AEC-Q100, +-36V fault protection, 8-SOIC

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Manufacturer Part：

SN65HVD232QDRQ1

Package：

8-SOIC (5.0 x 4.0 x 1.5mm)

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Description

Product Overview

The SN65HVD232QDRQ1 from Texas Instruments is an AEC-Q100 qualified CAN bus transceiver with 1Mbps data rate, 3.3V supply, bus-fault protection to +-36V, and low-power standby mode. It provides the physical layer interface between the CAN protocol controller and the bus in an 8-pin SOIC package.

Key Specifications

Manufacturer Texas Instruments
Type CAN Bus Transceiver
Signaling Rate Up to 1Mbps
Supply Voltage 3.3V
Common-Mode Range -12V to +12V
Bus Fault Protection +-36V
Qualification AEC-Q100 Grade 1
Standby Current 200uA typical
Loop Delay 180ns typical
Package 8-SOIC (5.0 x 4.0mm)
Operating Temperature -40C to +125C

Features

  • AEC-Q100 Grade 1 qualified for automotive
  • 3.3V single supply operation
  • 1Mbps CAN data rate
  • +-36V bus fault protection
  • Low-power standby mode
  • ISO 11898 compliant
  • Unpowered node does not disturb the bus
  • Cross-wire, overvoltage, and ground loss protection
  • Common-mode range: -12V to +12V
  • Hot-plug capable

Applications

  • Automotive CAN bus networks
  • Industrial CAN networks
  • Motor vehicle body electronics
  • Building automation CAN systems

The Texas Instruments SN65HVD232QDRQ1 is an AEC-Q100 Grade 1 qualified CAN bus transceiver designed for use with the Controller Area Network (CAN) serial communication protocol. Operating from a single 3.3V supply, it provides the physical layer interface between the CAN protocol controller and the differential bus. The device supports data rates up to 1Mbps and provides +-36V bus fault protection, meeting the requirements of ISO 11898. The low-power standby mode reduces current consumption to 200uA typical for battery-saving applications. The transceiver is designed for harsh automotive environments with cross-wire, overvoltage, and ground loss protection. An unpowered node presents a high-impedance state that does not disturb the bus, supporting hot-plug applications.

The SN65HVD232QDRQ1 operates as a CAN physical layer transceiver: 1) Transmit Path: When the CAN controller drives the TXD pin low (dominant), the transceiver drives the CANH line high and CANL line low, creating a differential voltage of approximately 2V on the bus. When TXD is high (recessive), both bus lines are biased to 2.5V (0V differential). 2) Receive Path: The differential receiver continuously monitors the bus voltage. When CANH-CANL exceeds the dominant threshold (0.9V), the RXD output goes low. When below the recessive threshold (0.5V), RXD goes high. 3) Protection: The bus pins can withstand +-36V DC fault conditions. During common-mode events (e.g., ground shift), the -12V to +12V common-mode range ensures reliable reception. 4) Standby Mode: The RS (Rate Select / Standby) pin enables a low-power standby mode where the driver is disabled and the receiver operates at reduced bandwidth for wake-up detection.

Pin Name Type Function
1 D Input Transmit data input (from CAN controller)
2 GND Ground Ground
3 VCC Power 3.3V supply
4 R Output Receive data output (to CAN controller)
5 NC – No connection
6 CANL I/O CAN bus low line
7 CANH I/O CAN bus high line
8 RS Input Rate select / standby mode control
  • Automotive CAN bus body electronics with AEC-Q100 qualification
  • 3.3V microcontroller CAN interface in industrial systems
  • Building automation CAN network nodes
Manufacturer Part Number Package Notes
TI SN65HVD230QDRQ1 8-SOIC 3.3V, without standby
TI SN65HVD231QDRQ1 8-SOIC 3.3V, with standby only
NXP TJA1042T/3/1J 8-SOIC 5V, with standby and VIO
Infineon TLE6250GV33XUMA1 8-SOIC 3.3V CAN transceiver
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All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Shipping & Payment

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

Service & Packaging

All electronic components we source from our partnered supply chains go through strict incoming inspections.Through careful testing, we ensure everything delivered to customers is genuine original parts and meets quality requirements.In addition, we keep complete inspection records to make the entire supply chain process clear and traceable.

Certification
We have obtained a number of professional certifications and built our own professional testing laboratory.This ensures that every product we deliver to our customers meets the highest quality requirements.We conduct tests in strict accordance with procedures to ensure stable product quality and accurate parameters.To guarantee genuine original parts, we also cooperate with reliable third-party testing institutions for strict quality inspection.We always attach great importance to quality and fully comply with industry standards, relevant regulations, and ISO 9001:2015 requirements.

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