AMIS42700WCGA4RH ON Semiconductor

AMIS42700 AMIS-42700 Dual High Speed CAN Transceiver General Description Controller area network (CAN) is a serial communication protocol, AMIS42700 Table 1. Technical Characteristics Symbol Parameter Conditions Min. Max. Unit V DC voltage at pin CANH1/2 0 < V < 5.25 V no time limit 45 +45 V CANHx CC V DC voltage at pin CANL1/2 0 < V < 5.25 V no time limit 45 +45 V CANLx CC V Differential bus output voltage in dominant state 42.5 < R < 60 1.5 3 V o(dif)(bus dom) LT CM range Input commonmode range for comparator Guaranteed differential receiver 35 +35 V threshold and leakage current V Commonmode peak See Figures 9 and 10 (Note 1) 1000 1000 mV CM peak V Commonmode step See Figures 9 and 10 (Note 1) 250 250 mV CM step 1. The parameters V and V guarantee low EME. CM peak CM step VCC 12 Thermal POR clock shutdown AMIS42700 13 19 CANH1 CANH2 Timer Timer CANL1 CANL2 14 Driver 18 Driver control control Logic Unit R i(cm) R V / i(cm) cc 2 V / cc 2 + + COMP COMP R i(cm) R i(cm) VCC VCC VCC VCC 8 10 3 25 15 16 17 7 6 4 9 V Rint GND REF Tx0 Rx0 ENB2 ENB1 Text Figure 1. Block Diagram Typical Application Application Description AMIS 42700 is especially designed to provide the link Dual CAN between a CAN controller (protocol IC) and two physical A CANbus extender busses. It is able to operate in three different modes: A CANbus repeater