Overview
The NCV7381DP0R2G, produced by onsemi, is a single-channel FlexRay transceiver designed to comply with the FlexRay Electrical Physical Layer Specification Rev. 3.0.1. This component is optimized for nodes that are permanently connected to the car battery, making it suitable for automotive and other applications requiring robust power management and communication capabilities.
It provides differential transmit and receive functionality, enabling communication between a wired FlexRay communication medium and a protocol controller or host at speeds of up to 10 Mbit/s. The device features excellent electromagnetic compatibility (EMC) and electrostatic discharge (ESD) performance, ensuring reliable operation in harsh environments.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Communication Speed | Maximum data rate | Up to 10 Mbit/s |
| Bit Time | Support for bit time | 60 ns |
| Supply Voltages | VBAT, VCC, VIO ranges | VBAT: 5.5 V to 50 V, VCC: 4.75 V to 5.25 V, VIO: 2.3 V to 5.25 V |
| Operating Temperature | Ambient temperature range | -40°C to +125°C (TAMB_Class1) |
| Package Type | Package format | SSOP-16 |
| ESD Protection | Bus pins protection | >10 kV system ESD pulses |
| Compliance | Standards compliance | AEC-Q100 qualified and PPAP capable, RoHS compliant |
Key Features
- Compliant with FlexRay Electrical Physical Layer Specification Rev. 3.0.1
- FlexRay transmitter and receiver in normal-power modes for communication up to 10 Mbit/s
- Support for 60 ns bit time
- FlexRay low-power mode receiver for remote wakeup detection
- Excellent electromagnetic susceptibility (EMS) and very low electromagnetic emissions (EME)
- Bus pins protected against >10 kV system ESD pulses
- Safe behavior under missing supply or no supply conditions
- Interface pins for protocol controller and host (TxD, RxD, TxEN, RxEN, STBN, BGE, EN, ERRN)
- INH output for control of external regulators
- Local wakeup pin WAKE
- TxEN time-out and BGE feedback
- Junction temperature monitoring with two levels
Applications
The NCV7381DP0R2G is primarily used in automotive systems where reliable and high-speed communication is crucial. It is suitable for applications such as:
- Vehicle networking and communication systems
- Advanced driver-assistance systems (ADAS)
- Automotive control units and electronic control modules
- Industrial automation and control systems requiring robust communication
Q & A
- What is the maximum communication speed of the NCV7381DP0R2G?
The maximum communication speed is up to 10 Mbit/s.
- What are the supply voltage ranges for VBAT, VCC, and VIO?
VBAT: 5.5 V to 50 V, VCC: 4.75 V to 5.25 V, VIO: 2.3 V to 5.25 V.
- What is the operating temperature range of the NCV7381DP0R2G?
The operating temperature range is -40°C to +125°C (TAMB_Class1).
- What type of package does the NCV7381DP0R2G come in?
The device comes in an SSOP-16 package.
- Is the NCV7381DP0R2G compliant with any automotive standards?
Yes, it is AEC-Q100 qualified and PPAP capable.
- How does the device protect against ESD?
The bus pins are protected against >10 kV system ESD pulses.
- What are the key interface pins for the protocol controller and host?
The key interface pins include TxD, RxD, TxEN, RxEN, STBN, BGE, EN, and ERRN.
- Does the NCV7381DP0R2G support low-power modes?
Yes, it supports Standby, Go-to-sleep, and Sleep modes for reduced power consumption.
- How does the device handle remote wakeup detection?
The device supports remote wakeup detection in low-power modes through the FlexRay bus or the local WAKE pin.
- Is the NCV7381DP0R2G RoHS compliant?
Yes, the device is RoHS compliant.
