Description
SN65HVD230 CAN Bus Transceiver Module for Arduino
Unlock high‑speed, reliable communication for your Arduino projects with the SN65HVD230 CAN bus transceiver module. Designed for automotive and industrial applications, this compact module delivers robust data transfer, low power consumption, and seamless integration with your existing Arduino setup.
Key Features
- High‑speed 1 Mbps CAN communication
- Low power consumption – 25 mA in normal operation
- Wide supply voltage range: 4.5 V to 5.5 V
- Built‑in protection: ESD, over‑voltage, and reverse polarity
- Compact 2 × 3 mm footprint with 6‑pin header
- Compatible with Arduino Uno, Mega, Nano, and other 5 V logic boards
- Easy to wire – straight forward TX/RX pin connections
Technical Specifications
Model: SN65HVD230
Operating Voltage: 4.5 V – 5.5 V DC
Current Consumption: 25 mA (normal), 0.5 mA (sleep mode)
Max Data Rate: 1 Mbps
Pin Count: 6 (VCC, GND, CAN_H, CAN_L, TX, RX)
Package: 2 × 3 mm SMT
Protection: ESD, over‑voltage, reverse polarity
Why Choose This Module?
Whether you’re building a remote diagnostics tool, an IoT gateway, or a custom automotive control system, this module offers:
- Unmatched reliability in harsh environments
- Fast, error‑free data transfer
- Simple plug‑and‑play integration with Arduino
- Low cost and high availability
Compatibility & Applications
Ideal for:
- Automotive diagnostics and control
- Industrial automation and PLC communication
- Robotics and autonomous systems
- Home automation and smart‑home gateways
- Educational projects and prototyping
Installation & Wiring
Connect the module to your Arduino as follows:
- VCC → 5 V (or 3.3 V if supported by your board)
- GND → Ground
- CAN_H → CAN bus high line (e.g., CAN_H pin on your shield)
- CAN_L → CAN bus low line (e.g., CAN_L pin on your shield)
- TX → Arduino TX (e.g., pin 3)
- RX → Arduino RX (e.g., pin 2)
After wiring, upload a CAN library (e.g., CAN or CANbus) and you’re ready to send and receive CAN frames.






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