Overview
The SN65HVD231DG4 is a 3.3-V CAN (Controller Area Network) transceiver produced by Texas Instruments. This device is designed for use with 3.3-V microprocessors, microcontrollers, and digital signal processors (DSPs) that have CAN controllers, or with equivalent protocol controller devices. It is compatible with the ISO 11898-2 High Speed CAN Physical Layer standard and is intended for applications employing the CAN serial communication physical layer.
The SN65HVD231DG4 operates in harsh environments and features various protection mechanisms such as cross-wire protection, loss of ground and overvoltage protection, and overtemperature protection. It supports data rates up to 1 Mbps and includes adjustable driver transition times for improved emissions performance.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | -0.3 | 3.3 | 6 | V |
| Voltage at any bus terminal (CANH or CANL) | -4 | 16 | V | |
| Digital Input and Output voltage (VI) | -0.5 | VCC + 0.5 | V | |
| Receiver output current (IO) | -11 | 11 | mA | |
| Storage temperature (Tstg) | -40 | 85 | °C | |
| Bus output voltage (VOH) - Dominant | 2.45 VCC | V | ||
| Bus output voltage (VOL) - Recessive | 0.5 | 1.25 | V | |
| Differential output voltage (VOD) | -200 | -30 | μA | |
| Propagation delay time (tPLH, tPHL) | 35, 70 | 85, 120 | 125, 180 | ns |
| Wake-up time from sleep mode | 3 | 5 | μs |
Key Features
- Operates with a 3.3-V supply voltage.
- Bus/pin ESD protection exceeds ±16 kV HBM.
- High input impedance allows for up to 120 nodes on a bus.
- Adjustable driver transition times for improved emissions performance.
- Ultra-low current sleep mode (40 nA typical) in SN65HVD231.
- Low current standby mode (370 μA typical) in SN65HVD230.
- Designed for data rates up to 1 Mbps.
- Thermal shutdown protection.
- Open circuit fail-safe design.
- Glitch-free power up and power down protection for hot plugging applications.
- Cross-wire protection, loss of ground, and overvoltage protection.
- Wide common mode range of operation (-2 V to 7 V).
- Common mode transients of ±25 V.
Applications
- Industrial automation, control, sensors, and drive systems.
- Motor and robotic control.
- Building and climate control (HVAC).
- Telecom and basestation control and status.
- CAN bus standards such as CANopen, DeviceNet, and CAN Kingdom.
Q & A
- What is the primary function of the SN65HVD231DG4?
The SN65HVD231DG4 is a 3.3-V CAN transceiver designed to interface a single-ended host CAN protocol controller with a differential CAN bus.
- What is the maximum data rate supported by the SN65HVD231DG4?
The device supports data rates up to 1 Mbps.
- What kind of ESD protection does the SN65HVD231DG4 offer?
The device offers bus/pin ESD protection that exceeds ±16 kV HBM.
- What are the different modes of operation for the SN65HVD231DG4?
The device can operate in high speed mode, slope control mode, and ultra-low current sleep mode.
- How does the SN65HVD231DG4 handle power management?
The SN65HVD231DG4 has an ultra-low current sleep mode (40 nA typical) and a low current standby mode (370 μA typical) for power management.
- What kind of environmental protections does the SN65HVD231DG4 have?
The device features cross-wire protection, loss of ground and overvoltage protection, overtemperature protection, and can withstand common mode transients of ±25 V.
- What is the common mode range of operation for the SN65HVD231DG4?
The device operates over a -2 V to 7 V common mode range on the bus.
- Can the SN65HVD231DG4 be used in hot plugging applications?
Yes, the device has glitch-free power up and power down protection for hot plugging applications.
- What are some typical applications for the SN65HVD231DG4?
Typical applications include industrial automation, motor and robotic control, building and climate control, and telecom and basestation control.
- Is the SN65HVD231DG4 compatible with any specific CAN bus standards?
Yes, it is compatible with CAN bus standards such as CANopen, DeviceNet, and CAN Kingdom.
