Overview
The NCV7344MW3R2G is a high-speed, low-power CAN (Controller Area Network) and CAN FD (Flexible Data Rate) transceiver produced by onsemi. This component serves as the interface between a CAN protocol controller and the physical bus, providing differential transmit and receive capabilities. It is designed to support data rates beyond 1 Mbps, making it suitable for various HS-CAN networks. The NCV7344MW3R2G is part of onsemi's CAN transceiver family, known for its robust communication features and low-power modes with wake-up capability via the CAN bus.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.75 | 5 | 5.25 | V |
| Supply Current (ICC) - Dominant | 20 | 45 | 70 | mA |
| Supply Current (ICC) - Recessive | 1.9 | 5 | 10 | mA |
| Standby Supply Current (ICCS) | - | - | 15 | μA |
| VIO Supply Voltage (Pin VIO) | 2.8 | - | 5.5 | V |
| High-Level Input Voltage (VIH) - TxD | 2.0 | - | - | V |
| Low-Level Input Voltage (VIL) - TxD | - | - | 0.8 | V |
| Dominant Output Voltage (Vo(dom)(CANH)) | 2.75 | 3.5 | 4.5 | V |
| Differential Bus Output Voltage (Vo(dom)(diff)) | -0.2 | 0 | 0.2 | V |
| Delay TxD to Bus Active (td(TxD-BUSon)) | - | 75 | - | ns |
| Delay Bus Active to RxD (td(BUSon-RxD)) | - | 24 | - | ns |
Key Features
- Compatible with ISO 11898-2:2016 specification.
- Very low current standby mode with wake-up capability via the CAN bus.
- Low electromagnetic emission (EME) and high electromagnetic immunity.
- No disturbance of the bus lines with an un-powered node.
- Transmit data (TxD) dominant timeout function.
- Very high ESD robustness of bus pins, >8 kV system ESD pulses.
- Thermal protection and bus pins short circuit proof to supply voltage and ground.
- Bus pins protected against transients in an automotive environment.
- Pb-free devices with wettable flank package for enhanced optical inspection.
- AEC-Q100 qualified and PPAP capable.
Applications
- Automotive systems.
- Industrial networks.
Q & A
- What is the primary function of the NCV7344MW3R2G? The NCV7344MW3R2G serves as the interface between a CAN protocol controller and the physical bus, providing differential transmit and receive capabilities.
- What are the supported data rates for the NCV7344MW3R2G? The component supports data rates beyond 1 Mbps, including CAN FD requirements.
- What is the supply voltage range for the VCC pin? The supply voltage range for the VCC pin is from 4.75 V to 5.25 V.
- What is the standby supply current for the NCV7344MW3R2G? The standby supply current is typically 15 μA.
- Is the NCV7344MW3R2G compatible with ISO 11898-2:2016? Yes, it is compatible with the ISO 11898-2:2016 specification.
- What are the key features related to electromagnetic compatibility? The component has low electromagnetic emission (EME) and high electromagnetic immunity.
- How does the NCV7344MW3R2G handle ESD protection? The bus pins have very high ESD robustness, >8 kV system ESD pulses.
- What are the typical applications for the NCV7344MW3R2G? Typical applications include automotive systems and industrial networks.
- Is the NCV7344MW3R2G AEC-Q100 qualified? Yes, it is AEC-Q100 qualified and PPAP capable.
- What package types are available for the NCV7344MW3R2G? The component is available in SOIC-8 and DFN8 packages.
