Overview
The SN65HVD230QDRQ1 is a 3.3-V CAN (Controller Area Network) transceiver designed by Texas Instruments. It is part of the SN65HVD23x family, which is compatible with the ISO 11898 standard for high-speed CAN physical layers. This transceiver is intended for use in harsh environments and is particularly suited for applications in industrial automation, automotive systems, building automation, and other areas requiring robust CAN communication.
The device operates with a 3.3-V supply and is designed to interface single-ended CAN controllers with differential CAN buses. It supports data rates up to 1 Mbps and features various protection mechanisms such as cross-wire protection, loss-of-ground and overvoltage protection, and overtemperature protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 2 to 7 | V |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | SOIC (D) | - |
| Number of Pins | 8 | - |
| Data Rate | Up to 1 Mbps | - |
| Differential Output Voltage (Dominant) | 1.2 to 2.3 | V |
| Differential Output Voltage (Recessive) | -0.5 to 0.05 | V |
| Standby Mode Current | 370 µA (Typical) | - |
| ESD Protection | Exceeds 2000 V (MIL-STD-883), Exceeds 15-kV HBM | - |
Key Features
- Qualified for Automotive Applications
- ESD Protection: Exceeds 2000 V per MIL-STD-883, Method 3015; Exceeds 200 V using Machine Model (C = 200 pF, R = 0); Exceeds 15-kV HBM
- Operates with a 3.3-V Supply
- Low Power Replacement for the PCA82C250 Footprint
- Controlled Driver Output Transition Times for Improved Signal Quality
- Unpowered Node Does Not Disturb the Bus
- Compatible with the Requirements of the ISO 11898 Standard
- Low-Current Standby Mode: 370 µA Typical
- Thermal Shutdown Protection
- Open-Circuit Fail-Safe Design
- Adjustable Driver Transition Times for Improved Emissions Performance
- VCC/2 Voltage Reference Available (Pin 5)
Applications
- Industrial Automation, Control, Sensors, and Drive Systems
- Motor and Robotic Control
- Building and Climate Control (HVAC)
- Automotive Systems
- Telecom and Basestation Control and Status
- CAN Bus Standards Such as CANopen, DeviceNet, and CAN Kingdom
Q & A
- What is the operating voltage range of the SN65HVD230QDRQ1?
The SN65HVD230QDRQ1 operates with a supply voltage range of 2 to 7 volts.
- What is the maximum data rate supported by the SN65HVD230QDRQ1?
The device supports data rates up to 1 Mbps.
- What kind of ESD protection does the SN65HVD230QDRQ1 offer?
The device offers ESD protection exceeding 2000 V per MIL-STD-883, Method 3015, and exceeding 15-kV HBM.
- What is the standby mode current of the SN65HVD230QDRQ1?
The standby mode current is typically 370 µA.
- Is the SN65HVD230QDRQ1 compatible with ISO 11898 standard?
Yes, the device is compatible with the ISO 11898 standard for high-speed CAN physical layers.
- What protection mechanisms are built into the SN65HVD230QDRQ1?
The device features cross-wire protection, loss-of-ground and overvoltage protection, overtemperature protection, and thermal shutdown protection.
- How does the SN65HVD230QDRQ1 handle unpowered nodes on the bus?
An unpowered node does not disturb the bus.
- Can the driver output transition times be adjusted on the SN65HVD230QDRQ1?
Yes, the driver output transition times can be adjusted using external resistors connected to the RS pin.
- What is the purpose of the Vref pin on the SN65HVD230QDRQ1?
The Vref pin provides a VCC/2 voltage reference.
- In which environments is the SN65HVD230QDRQ1 designed to operate?
The device is designed for operation in especially harsh environments, including industrial, automotive, and building automation applications.
