SKU: IOWC-1436
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SN65HVD230 CAN Bus Transceiver Evaluation Board

₹229.00 (Inclusive of all taxes)
Out of Stock

This SN65HVD230 CAN Bus transceiver board provides a 3.3V interface for connecting microcontrollers and single-board computers to Controller Area Network (CAN) buses, commonly used in automotive, industrial automation, and robotics applications.

Features

  • Integrates the SN65HVD230 CAN transceiver IC for reliable differential bus communication.
  • Operates from a single 3.3V power supply, ideal for low-voltage MCUs like ESP32 or STM32.
  • Features built-in ESD protection for enhanced robustness in electrically noisy environments.
  • Pinout compatible with the industry-standard PCA82C250, ensuring broad hardware compatibility.
  • Serves as an essential evaluation module for prototyping CAN network nodes and gateways.

Out of stock

Description

The SN65HVD230 CAN Board is a compact development module centered on the SN65HVD230 transceiver from Texas Instruments. This IC is designed for high-speed CAN applications, providing the necessary physical layer interface to convert logic-level signals from a microcontroller into the differential signals required on a CAN bus. Its 3.3V operation makes it a perfect match for modern low-power microcontrollers and System-on-Chip (SoC) platforms.

The board’s architecture includes necessary termination and filtering components to ensure signal integrity. The built-in Electrostatic Discharge (ESD) protection safeguards the transceiver and the connected host controller from voltage spikes, which is critical for reliability in automotive and industrial settings. This module acts as a foundational building block for engineers and developers creating CAN-based telemetry systems, vehicle data loggers, or industrial machine control networks.

Key Features

  • Provides a complete physical layer interface for Controller Area Network (CAN) 2.0B communication.
  • Enables direct connection between 3.3V logic microcontrollers (e.g., ESP32, STM32, Raspberry Pi Pico) and standard CAN bus networks.
  • Integrated ESD protection diodes enhance system durability in harsh electrical environments.
  • Direct compatibility with the widely-used PCA82C250 pinout simplifies migration from older designs.
  • Compact form-factor allows for easy integration into prototype enclosures and final products.
  • Ideal for evaluating CAN network performance and developing firmware for CANopen or J1939 protocols.

Applications

  • Automotive diagnostics, data logging, and ECU communication interfaces.
  • Industrial automation and machinery control networks using CANopen.
  • Robotics for motor control and sensor data aggregation over a robust bus.
  • Building automation systems integrating HVAC, lighting, and security controls.
  • Prototyping IoT gateways that bridge CAN bus data to Ethernet, Wi-Fi, or 4G cellular networks.

Technical Specifications

Transceiver ICSN65HVD230
Network ProtocolCAN 2.0B
Supply Voltage3.3V DC
ESD ProtectionIntegrated
CompatibilityPin-compatible with PCA82C250
Primary InterfaceCAN_H, CAN_L, TXD, RXD, VCC, GND
Dimensions (approx.)40mm x 20mm x 10mm

Frequently Asked Questions

How do I connect this SN65HVD230 board to my microcontroller?

Connect the board's VCC (3.3V) and GND pins to your MCU's power supply. Link the TXD pin from the board to a UART TX pin on your MCU, and the RXD pin to a UART RX pin. The CAN_H and CAN_L outputs connect to your CAN bus network with a 120-ohm termination resistor at each end. Ensure your MCU's UART is configured for the correct baud rate (e.g., 500kbps for CAN) and use a CAN controller library like CANBedded or MCP_CAN.

Is this module compatible with 5V microcontrollers like Arduino Uno?

No, the SN65HVD230 transceiver IC is designed for a 3.3V supply. Applying 5V to its VCC pin or logic pins (TXD, RXD) can damage the device. To interface with a 5V system like an Arduino Uno, you must use a bidirectional logic level converter on the TXD and RXD signal lines. The CAN_H and CAN_L differential bus lines are not logic level dependent and can connect directly to a standard CAN bus.

What is the maximum data rate supported by this CAN transceiver board?

The SN65HVD230 transceiver supports data rates up to 1 Mbps, which covers standard high-speed CAN (500 kbps) and most industrial CANopen applications. The achievable rate depends on your microcontroller's CAN controller capabilities and the bus length. For reliable communication over longer distances, lower baud rates like 125 kbps or 250 kbps are recommended to minimize signal degradation and ensure robust data transfer in noisy environments.

Package Includes

  • 1 x SN65HVD230 CAN Board Network Transceiver Evaluation Development Module

Additional Information

Weight 0.02 kg
Dimensions 2 × 4 × 1 cm