Product Summary

The A82C251 is the interface between the CAN protocol controller and the physical bus. It is primarily intended for applications (up to 1 MBaud) in trucks and buses. The A82C251 provides differential transmit capability to the bus and differential receive capability to the CAN controller.

Parametrics

A82C251 absolute maximum ratings: (1)VCC, supply voltage: 4.5 to 5.5V; (2)ICC, supply current standby mode: 275mA; (3)VCAN CANH, CANL, input/output voltage: -40 to 40V; (4)Vdiff, differential bus voltage: 1.5 to 3.0V.

Features

A82C251 features: (1)Fully compatible with the “ISO 11898 - 24 V” standard; (2)Slope control to reduce RFI; (3)Thermally protected; (4)Short-circuit proof to battery and ground in 24 V powered systems; (5)Low current standby mode; (6)An unpowered node does not disturb the bus lines; (7)At least 110 nodes can be connected; (8)High speed (up to 1 Mbaud); (9)High immunity against electromagnetic interference.

Diagrams

A82C251 block diagram