Overview
The SN65HVD230DG4 is a 3.3-V CAN (Controller Area Network) bus transceiver produced by Texas Instruments. This device is designed to operate with Texas Instruments' 3.3-V microprocessors, microcontrollers, and digital signal processors 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 supports data rates up to 1 Mbps. The SN65HVD230DG4 is engineered for use in harsh environments and features various protection mechanisms such as thermal shutdown, overvoltage protection, and cross-wire protection, making it robust for industrial, automotive, and building automation applications.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3 | - | 3.6 | V |
| Bus Terminal Voltage (CANH or CANL) | -4 | - | 16 | V |
| Digital Input Voltage (VI) | -0.5 | - | VCC + 0.5 | V |
| High-Level Input Voltage (VIH) | 2 | - | - | V |
| Low-Level Input Voltage (VIL) | 0.8 | - | - | V |
| Differential Output Voltage (VOD) | 1.5 | 2 | 3 | V |
| Propagation Delay Time (tPLH) | 35 | 85 | - | ns |
| Propagation Delay Time (tPHL) | 70 | 120 | - | ns |
| Thermal Shutdown Temperature | - | - | 165 | °C |
| Standby Mode Supply Current | - | 370 | 600 | μA |
Key Features
- Operates with a single 3.3 V supply.
- Compatible with ISO 11898-2 Standard.
- Low power replacement for the PCA82C250 footprint.
- 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.
- Low current standby mode (SN65HVD230) and ultra-low current sleep mode (SN65HVD231).
- Thermal shutdown protection and 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.
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 operating supply voltage of the SN65HVD230DG4?
The operating supply voltage is 3.3 V, with a range of 3 to 3.6 V.
- What is the maximum data rate supported by the SN65HVD230DG4?
The device supports data rates up to 1 Mbps.
- What are the key protection features of the SN65HVD230DG4?
The device features thermal shutdown, overvoltage protection, cross-wire protection, and ESD protection exceeding ±16 kV HBM.
- How does the SN65HVD230DG4 handle power modes?
The SN65HVD230 enters a low current standby mode, while the SN65HVD231 enters an ultra-low current sleep mode when a high logic level is applied to the RS pin.
- What is the common mode range of operation for the SN65HVD230DG4?
The device operates over a -2 V to 7 V common mode range on the bus and can withstand common mode transients of ±25 V.
- How is the slew rate adjusted in the SN65HVD230DG4?
The slew rate can be adjusted by connecting a resistor in series between the RS pin and ground, with values ranging from 10 kΩ to 100 kΩ.
- What are the typical propagation delay times for the SN65HVD230DG4?
The propagation delay times are typically 35 ns for tPLH and 70 ns for tPHL.
- What is the thermal shutdown temperature of the SN65HVD230DG4?
The thermal shutdown temperature is 165°C.
- What are the primary applications of the SN65HVD230DG4?
The device is used in industrial automation, motor and robotic control, building and climate control, and telecom and basestation control.
- Is the SN65HVD230DG4 compatible with CAN bus standards?
Yes, it is compatible with CAN bus standards such as CANopen, DeviceNet, and CAN Kingdom.
