AMIS42670ICAH2RG

AMIS 42670 AMIS-42670 High-Speed CAN Transceiver for Long Networks Description AMIS42670 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 See Figure 6 70 245 ns pd(rec dom) t Propagation Delay TxD to RxD See Figure 6 100 245 ns pd(dom rec) C Input CommonMode Range for Guaranteed Differential Receiver Threshold 35 +35 V M range Comparator and Leakage Current V CommonMode Peak See Figures 7 and 8 (Note 1) 500 500 mV CM peak V CommonMode Step See Figures 7 and 8 (Note 1) 150 150 mV CM step 1. The parameters V and V guarantee low electromagnetic emission. CM peak CM step V CC 8 3 S Thermal Shutdown V CC 7 CANH Driver Control CANL TxD 6 1 AMIS42670 4 COMP RxD R i(cm) V / cc 2 + 5 V R REF i(cm) 2 PD20070831.4 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 S Silent Mode Control Input Internal Pulldown Current