ZHCSJK5B January 2018 – November 2019 TCAN4550-Q1
All TXD_INT, RXD_INT and EN_INT references are for internal nodes that represent the same functions for a physical layer transceiver. In test mode these can be brought out to pins to test the transceiver or CAN FD controller.
A: Classic CAN and CAN FD modes
B: Standby and Sleep Modes (Low Power)