Overview
The NCV7342D13R2G is a high-speed CAN (Controller Area Network) transceiver manufactured by onsemi. It serves as the interface between a CAN protocol controller and the physical bus, compatible with both 12 V and 24 V systems. This transceiver is part of the NCV7342 family, which complements other stand-alone CAN transceivers and previous generations like AMIS42665 and AMIS3066x. The NCV7342D13R2G is designed to provide differential transmit and receive capabilities, ensuring robust communication on the CAN bus.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (Power Supply Voltage) | 4.5 | 5.5 | V | ||
| ICC (Supply Current) | Dominant; VTxD = 0 V | 50 | 6.8 | 75 | mA |
| ICCS (Supply Current in Standby Mode) | TJ ≤ 100°C | 8 | 15 | μA | |
| VCANH, CANL (DC Voltage at CANH and CANL Pins) | 0 < VCC < 5.5 V; no time limit | -50 | 50 | V | |
| VESD (Electrostatic Discharge Voltage) | IEC 61000-4-2 at pins CANH and CANL | -15 | 15 | kV | |
| Bus Speed | 1 Mbps | ||||
| Operating Temperature Range | -40 | 125 | °C | ||
| Package Type | SOIC-8 |
Key Features
- High-Speed CAN Transceiver: Supports communication up to 1 Mbps on the CAN bus.
- Automotive Grade: Qualified for automotive applications, meeting AEC-Q100 standards.
- Low Power Consumption: Very low current consumption in standby mode with wake-up via the bus.
- Electromagnetic Susceptibility (EMS) and Emission (EME): Excellent EMS levels and very low EME, even without a common-mode choke.
- Bus Protection: Bus pins protected against >15 kV system ESD pulses and automotive electrical transients.
- Thermal Protection: Ensures predictable behavior under all supply conditions and protects against thermal issues.
- VIO Pin (NCV7342-3 Version): Allows direct interfacing with 3 V to 5 V microcontrollers.
- VSPLIT Pin (NCV7342-0 Version): Provides bus common mode stabilization.
- Diagnostic Features: Includes transmit data (TxD) dominant time-out function and bus dominant time-out function in standby mode.
Applications
- Automotive Systems: Used in various automotive applications for communication between electronic control units.
- Industrial Networks: Suitable for industrial networks requiring robust and reliable communication.
- Compliance with Standards: Compatible with ISO 11898-2 and ISO 11898-5 standards.
Q & A
- What is the primary function of the NCV7342D13R2G?
The NCV7342D13R2G is a high-speed CAN transceiver that serves as the interface between a CAN protocol controller and the physical bus.
- What are the operating voltage ranges for the NCV7342D13R2G?
The device operates with a supply voltage range of 4.5 V to 5.5 V.
- What is the maximum data rate supported by the NCV7342D13R2G?
The NCV7342D13R2G supports data rates up to 1 Mbps.
- What kind of protection does the NCV7342D13R2G offer against electrical transients?
The device protects against >15 kV system ESD pulses and automotive electrical transients according to ISO 7637.
- Is the NCV7342D13R2G suitable for automotive applications?
Yes, it is qualified for automotive applications and meets AEC-Q100 standards.
- What are the key features of the NCV7342D13R2G in terms of power consumption?
The device has very low current consumption in standby mode with wake-up via the bus.
- How does the NCV7342D13R2G handle electromagnetic susceptibility and emission?
The device achieves excellent EMS levels and very low EME, even without a common-mode choke.
- What is the purpose of the VIO pin in the NCV7342-3 version?
The VIO pin allows direct interfacing with 3 V to 5 V microcontrollers.
- What is the purpose of the VSPLIT pin in the NCV7342-0 version?
The VSPLIT pin provides bus common mode stabilization.
- Does the NCV7342D13R2G have any diagnostic features?
Yes, it includes transmit data (TxD) dominant time-out function and bus dominant time-out function in standby mode.
