Overview
The NCV7357MW3R2G is a high-speed CAN FD (Controller Area Network Flexible Data Rate) transceiver produced by onsemi. This device serves as the interface between a CAN protocol controller and the physical CAN bus, ensuring compliance with the ISO11898-2 standard. It is designed to support extended bus load ranges and features various modes of operation, including Normal, Silent, and power-off modes, to enhance functionality and reliability in automotive and industrial applications.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage Range | 4.75 V to 5.25 V |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +150°C |
| Operating Supply Current | 45 mA |
| Package Type | TDFN-8-EP (3x3) |
| Compliance Standard | ISO11898-2 |
| Bus Speed | Up to 5 Mbps |
| Protection Features | Overtemperature detection, undervoltage protection, current-limiting circuit, and protection against automotive electrical transients (ISO 7637) |
Key Features
- High-Speed CAN FD Transceiver: Supports data rates up to 5 Mbps.
- Operational Modes: Normal mode for active communication, Silent mode for listening only, and power-off mode for low power consumption.
- Overtemperature Detection: Thermal protection circuit to prevent IC damage by switching off the transmitter if the junction temperature exceeds the specified threshold.
- TxD Dominant Timeout Function: Prevents the bus lines from being driven to a permanent dominant state, ensuring network communication integrity.
- Fail-Safe Features: Includes current-limiting circuit, undervoltage protection, and protection against automotive electrical transients (ISO 7637).
- V_IO Supply Pin: Available in the NCV7357-3 version, this pin ensures proper I/O level adjustment between the microcontroller and the transceiver.
Applications
- Automotive Systems: Suitable for use in vehicle networks, including body control modules, engine control units, and other automotive electronics.
- Industrial Automation: Used in industrial control systems, robotics, and other high-speed data communication applications.
- Embedded Systems: Ideal for embedded systems requiring reliable and high-speed CAN FD communication.
Q & A
- What is the NCV7357MW3R2G used for?
The NCV7357MW3R2G is a high-speed CAN FD transceiver used as the interface between a CAN protocol controller and the physical CAN bus.
- What are the operational modes of the NCV7357MW3R2G?
The device operates in Normal mode, Silent mode, and power-off mode.
- What is the maximum operating temperature of the NCV7357MW3R2G?
The maximum operating temperature is +150°C.
- Does the NCV7357MW3R2G have overtemperature protection?
Yes, it includes a thermal protection circuit to prevent IC damage by switching off the transmitter if the junction temperature exceeds the specified threshold.
- What is the purpose of the TxD dominant timeout function?
The TxD dominant timeout function prevents the bus lines from being driven to a permanent dominant state, ensuring network communication integrity.
- What kind of protection does the NCV7357MW3R2G offer against electrical transients?
The device is protected against automotive electrical transients according to ISO 7637.
- What is the significance of the V_IO supply pin in the NCV7357-3 version?
The V_IO supply pin ensures proper I/O level adjustment between the microcontroller and the transceiver.
- What are some common applications of the NCV7357MW3R2G?
It is commonly used in automotive systems, industrial automation, and embedded systems requiring high-speed CAN FD communication.
- What is the maximum data rate supported by the NCV7357MW3R2G?
The device supports data rates up to 5 Mbps.
- What package type is the NCV7357MW3R2G available in?
The device is available in a TDFN-8-EP (3x3) package.
