AMIS42673ICAG1G

AMIS 42673 AMIS-42673 High-Speed 3.3 V Digital Interface CAN Transceiver Description The AMIS 42673 CAN transceiver is the interface between a controller area network (CAN) protocol controller and the physical AMIS42673 Table 1. TECHNICAL CHARACTERISTICS Symbol Parameter Condition Max Max Unit V DC Voltage at Pin CANH 0 < V < 5.25 V No Time Limit 45 +45 V CANH CC V DC Voltage at Pin CANL 0 < V < 5.25 V No Time Limit 45 +45 V CANL CC V Differential Bus Output Voltage in 42.5 < R < 60 1.5 3 V o(dif)(bus dom) LT Dominant State t Propagation Delay TxD to RxD 100 230 ns pd(rec dom) t Propagation Delay TxD to RxD 100 245 ns pd(dom rec) C Input CommonMode Range for Guaranteed Differential Receiver 35 +35 V M range Comparator Threshold and Leakage Current V CommonMode Peak Figures 7 and 8 (Note 1) 500 500 mV CM peak V CommonMode Step Figures 7 and 8 (Note 1) 150 150 mV CM step 1. The parameters V and V guarantee low EME. CM peak CM step V CC 3 AMIS42673 Thermal V shutdown CC 1 TxD 7 CANH Driver control CANL S 6 8 V 33 4 COMP RxD R i(cm) V / cc 2 + 5 R V i(cm) REF 2 PC20071003.2 GND Figure 1. Block Diagram Table 2. PIN DESCRIPTION Pin Name Description 1 TxD Transmit Data Input Low Input Dominant Driver Internal Pullup Current 2 GND Ground 3 V Supply Voltage CC 4 RxD Receive Data Output Dominant Transmitter Low Output 5 V Reference Voltage Output REF 6 CANL LOWLevel CAN Bus Line (Low in Dominant Mode) 7 CANH HIGHLevel CAN Bus Line (High in Dominant Mode) 8 V 3.3 V Supply for Digital I/O 33