SIT1042GQ is an interface chip used between the CAN protocol controller and the physical bus. It can be  used for in-vehicle, industrial control and other fields. It supports 5Mbps (CAN FD), and has the ability to  perform differential signal transmission between bus and the CAN protocol controller.  The SIT1042GQ is fully compatible with the SIT1042Q, SIT1042AQ, and other family products. The  SIT1042GQ is an upgraded version with improved EMC performance and lower electromagnetic radiation  performance. In addition, the SIT1042GQ can support 1.8V MCU.