CAN Transceiver - ASM1042A
ASM1042A is a CANFD interface chip developed by Ansilic, featuring high data rate, high voltage tolerance, and strong IO compatibility. It supports a data rate of up to 5Mbps, a common-mode input voltage of ±30V, a bus fault protection voltage of ±70V, and is compatible with 3.3V and 5V MCU IO interfaces. Adopting a soft error protection design, it can be applied in high-safety application scenarios such as automotive, special industrial, and military fields. It has passed the AEC-Q100 automotive specification certification, with full compatibility with TJA1042 and TCAN1042.
Product Details
- Low-power standby mode with wake-up function
- I/O voltage range supports 3.3V and 5V MCU
- High-speed CAN, supporting 5Mbps CAN FD (Flexible Data Rate)
- High anti-electromagnetic interference capability
- Ideal passive behavior when unpowered
- Bus and logic pins are in high-impedance state (no load)
- No interference operation during power-up/power-down on bus and RXD output
- Receiver common-mode input voltage: ±30V
- Typical loop delay: 110ns
- IEC ESD protection up to ±15kV
- Bus fault protection: ±70V
- Undervoltage protection for VCC and VIO power terminals
- Driver dominant timeout (TXD DTO), data rate as low as 10kbps
- Thermal shutdown protection (TSD)
- Built-in over-temperature protection function
- High security
- IO interface supports high resistance for power failure
- Over-temperature protection
- Undervoltage protection
- Soft Error Protection: Adopt advanced soft error protection technology
- Automotive Qualification: AEC-Q100
Solutions
New Energy Vehicles
Commercial Space
Robotics
Product Manual
ASM1042A Datasheet V1.1.pdf
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