Overview
The SN65HVD231QDR is a 3.3-V CAN (Controller Area Network) transceiver produced by Texas Instruments. It is designed for use in harsh environments and is compatible with the ISO 11898 standard. This device interfaces the single-ended CAN controller with the differential CAN bus, making it suitable for industrial, building automation, and automotive applications. The SN65HVD231QDR operates at signaling rates up to 1 Mbps and features various protection mechanisms such as cross-wire protection, loss-of-ground, overvoltage, and overtemperature protection.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 3.3 V |
| Package Type | 8-SOIC (0.154, 3.90mm Width) |
| Signaling Rate | Up to 1 Mbps |
| Common Mode Range | -2 V to 7 V |
| Common Mode Transients | ±25 V |
| 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 |
| Sleep Mode Current | 0.1 µA Typical |
| Operating Temperature Range | -40°C to 125°C |
Key Features
- Qualified for automotive applications.
- ESD protection exceeds 2000 V per MIL-STD-883, Method 3015, and 15-kV HBM.
- Operates with a 3.3-V supply and is a 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.
- Ultra-low current sleep mode (0.1 µA typical).
- Thermal shutdown protection and open-circuit fail-safe design.
- Adjustable driver transition times using external resistors.
Applications
- Industrial automation, control, sensors, and drive systems.
- Motor and robotic control.
- Building and climate control (HVAC).
- Automotive applications.
Q & A
- What is the primary function of the SN65HVD231QDR?
The SN65HVD231QDR is a CAN transceiver that interfaces the single-ended CAN controller with the differential CAN bus, enabling communication in industrial, building automation, and automotive applications.
- What is the operating voltage of the SN65HVD231QDR?
The operating voltage is 3.3 V.
- What is the maximum signaling rate of the SN65HVD231QDR?
The maximum signaling rate is up to 1 Mbps.
- What kind of ESD protection does the SN65HVD231QDR offer?
The device offers ESD protection exceeding 2000 V per MIL-STD-883, Method 3015, and 15-kV HBM.
- What is the sleep mode current of the SN65HVD231QDR?
The sleep mode current is 0.1 µA typical.
- Is the SN65HVD231QDR compatible with automotive applications?
Yes, it is qualified for automotive applications.
- What is the common mode range of the SN65HVD231QDR?
The common mode range is -2 V to 7 V, and it can withstand common mode transients of ±25 V.
- Does the SN65HVD231QDR have thermal shutdown protection?
Yes, it features thermal shutdown protection.
- How can the driver transition times be adjusted on the SN65HVD231QDR?
The driver transition times can be adjusted using external resistors connected to pin 8 (RS).
- What is the operating temperature range of the SN65HVD231QDR?
The operating temperature range is -40°C to 125°C.
