TJA1050 CAN Controller Bus Driver Interface Module

TJA1050 CAN Controller Bus Driver Interface Module

The TJA1050 CAN Bus Controller Interface Module serves as a bridge between the CAN protocol controller and the physical bus. It enables the controller to transmit and receive differential signals to and from the bus. As Philips’ third-generation high-speed CAN transceiver, following the PCA82C250 and PCA82C251, the TJA1050 offers several key improvements:

– Significantly reduced electromagnetic emissions due to optimal signal matching between CANH and CANL.
– Enhanced performance when a node is unpowered, ensuring better reliability in systems where some nodes may be powered down.
– No standby mode, which simplifies operation and ensures continuous functionality.

These enhancements make the TJA1050 ideal for use in power-down situations or partially powered networks, offering robust performance and efficient signal transmission.

Features 

1. This text describes an onboard TJA1050 CAN controller interface chip with the following features:
   – It has common pins for easy connection.
   – It uses a 5 V power supply.
   – It has a PCB board size of 22 mm x 11.5 mm.
   – It is fully compatible with the ISO 11898 standard.
   – It supports high speed (up to 1 Mbaud).
   – It has very low Electro-Magnetic Emission (EME).
   – It has a differential receiver with a wide common-mode range for high Electro-Magnetic Immunity (EMI).
   – It does not disturb the bus lines when unpowered.
   – It has a Transmit Data (TXD) dominant time-out function.
   – It has a silent mode that disables the transmitter.
   – It is protected against transients in an automotive environment.
   – It is compatible with input levels of 3.3 V and 5 V devices.
   – It is thermally protected.
   – It is short-circuit proof to the battery and to ground.

Package Includes

• 1 x TJA1050 CAN Controller Bus Driver Interface Module

TJA1050 Datasheet