SN65HVD230 3.3V CAN Bus Transceiver Module
SN65HVD230 3.3V CAN Bus Transceiver Module
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Overview
Connect a compatible 3.3 V CAN controller to a CAN bus with this compact SN65HVD230 transceiver module. It provides the physical interface between the controller's transmit/receive signals and the CANH/CANL bus lines.
The module is supplied assembled with a four-pin right-angle header, a two-position screw terminal labelled CANH and CANL, and a yellow two-pin male header beside the terminal.
Sold individually: one module per purchase.
Compatibility and power
- Requires a separate CAN controller, either built into your microcontroller or provided by another device, plus suitable CAN firmware.
- Use a regulated 3.3 V supply and compatible 3.3 V logic. Do not connect a 5 V supply to the 3.3V pin or apply 5 V logic directly.
- Suitable for microcontroller boards that provide a compatible CAN controller and electrical interface. Check the exact board model; an Arduino or STM32 name alone does not establish compatibility.
- The TX/RX connections carry CAN-controller signals. This is not a general-purpose UART-to-CAN converter.
- This module does not include a CAN controller, USB interface, cables or a microcontroller board.
Connections
| Board label | Connection |
|---|---|
| 3.3V | Regulated 3.3 V power input |
| GND | Ground; connect to the controller's ground |
| RX | CAN receive signal, for the controller's CAN RX input |
| TX | CAN transmit signal, from the controller's CAN TX output |
| CANH / CANL | Corresponding CAN bus lines at the labelled screw terminal |
Follow the labels on the supplied board rather than relying on connector position in a photograph. Check bus termination before adding the module to a network. A resistor position marked 120R is fitted on this board. Do not short the yellow two-pin male header.
Datasheet
Download the SN65HVD230 datasheet (PDF, 1 A4 page)
Package contents
- 1 ร assembled SN65HVD230 CAN bus transceiver module
Condition: new. Product code: CTRL-SN65HVD230-CAN-BUS-MOD-TRANSCEIVER-ARDUINO-NZ.
Warranty
1 Year Techexpress NZ Guarantee.

Product questions & answers
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