The SIT1167Q is a mini high-speed CAN System Basis Chip (SBC) containing an ISO 11898-2:2016 and SAE J2284-1 to SAE J2284-5 compliant HS-CAN transceiver and an integrated 5V/100mA supply for a microcontroller. It also features a watchdog and a Serial Peripheral Interface (SPI). The SIT1167Q can be operated in very-low-current Standby and Sleep modes with bus and local wake-up capability and supports ISO 11898-2:2016 compliant autonomous CAN biasing.

The system controller contains a state machine that supports seven operating modes: Normal, Standby, Sleep, Reset, Forced Normal, Overtemp and Off.