Overview
The NCV7344D13R2G is a high-speed, low-power Controller Area Network (CAN) and CAN Flexible Data Rate (CAN FD) transceiver produced by ON Semiconductor. This component serves as the interface between a CAN protocol controller and the physical bus, enabling robust communication at data rates beyond 1 Mbps. It is designed to meet the requirements of ISO 11898-2:2016 and is particularly suited for applications in automotive and industrial networks where low power consumption and high reliability are critical.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (Power Supply Voltage) | 4.75 to 5.25 V | 4.75 | 5 | 5.25 | V |
| ICC (Supply Current) | Dominant; VTxD = Low | 20 | 45 | 70 | mA |
| ICC (Supply Current) | Recessive; VTxD = High | 1.9 | 5 | 10 | mA |
| ICCS (Supply Current in Standby Mode) | TJ ≤ 100°C | - | 10 | 15 | μA |
| VIO (Supply Voltage on Pin VIO) | Only for NCV7344-3 version | 2.8 | - | 5.5 | V |
| td(TxD-BUSon) (Delay TxD to Bus Active) | - | - | 75 | ns | |
| td(TxD-BUSoff) (Delay TxD to Bus Inactive) | - | - | 85 | ns |
Key Features
- Compatible with ISO 11898-2:2016
- Very Low Current Standby Mode with Wake-up via the 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
- Bus Pins Short Circuit Proof to Supply Voltage and Ground
- Bus Pins Protected Against Transients in an Automotive Environment
- Pb-free Devices
- Wettable Flank Package for Enhanced Optical Inspection
- AEC-Q100 Qualified and PPAP Capable
Applications
- Automotive
- Industrial Networks
Q & A
- What is the primary function of the NCV7344D13R2G?
The NCV7344D13R2G serves as the interface between a CAN protocol controller and the physical bus, enabling communication at high data rates.
- What are the operating modes of the NCV7344D13R2G?
The NCV7344D13R2G operates in two modes: Normal Mode and Standby Mode, selectable through the STB pin.
- What is the power supply voltage range for the NCV7344D13R2G?
The power supply voltage (VCC) ranges from 4.75 V to 5.25 V.
- How does the standby mode function in the NCV7344D13R2G?
In standby mode, the transmitter and receiver are disabled, and a low-power differential receiver monitors the bus lines for CAN bus activity, reducing supply current to a minimum.
- What is the significance of the VIO pin in the NCV7344-3 version?
The VIO pin allows direct interfacing with 3 V to 5 V microcontrollers.
- What are the key electromagnetic characteristics of the NCV7344D13R2G?
The device features low electromagnetic emission (EME) and high electromagnetic immunity, with very low EME without a common-mode choke.
- How robust is the NCV7344D13R2G against electrostatic discharge (ESD)?
The device has very high ESD robustness, withstanding >8 kV system ESD pulses.
- What kind of protection does the NCV7344D13R2G offer against transients and short circuits?
The bus pins are short circuit proof to supply voltage and ground and are protected against transients in an automotive environment.
- Is the NCV7344D13R2G qualified for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable.
- What is the typical supply current in standby mode for the NCV7344D13R2G?
The supply current in standby mode is typically 10 μA.
