Overview
The SN65HVD230QDRG4, produced by Texas Instruments, is a 3.3 V CAN (Controller Area Network) transceiver designed to operate in harsh environments. It is compatible with the ISO 11898-2 High Speed CAN Physical Layer standard and is intended for use in various industrial, automotive, and building automation applications. This device is a low-power replacement for the PCA82C250 footprint and features adjustable driver transition times for improved emissions performance.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3 | - | 3.6 | V |
| Voltage at any bus terminal (CANH or CANL) | -4 | - | 16 | 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, low-to-high-level output (tPLH) | 35 | 85 | - | ns |
| Propagation delay time, high-to-low-level output (tPHL) | 70 | 120 | - | ns |
| Supply current in standby mode | 370 | 600 | - | μA |
| Thermal shutdown temperature | - | - | 165 | °C |
Key Features
- Operates with a single 3.3 V supply and is compatible with the 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 (typical 370 μA) and glitch-free power up and power down protection for hot plugging applications.
- Thermal shutdown protection and open circuit fail-safe design.
- Mode select pin (RS) for high speed, slope control, or low power mode.
- Wide common mode range of operation (-2 V to 7 V) and withstands 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 operating supply voltage of the SN65HVD230?
The operating supply voltage is 3.3 V, with a range of 3 V to 3.6 V.
- What is the maximum data rate supported by the SN65HVD230?
The device supports data rates up to 1 Mbps.
- What are the key protection features of the SN65HVD230?
The device features thermal shutdown protection, open circuit fail-safe design, cross wire protection, loss of ground protection, overvoltage protection, and overtemperature protection.
- How does the RS pin function in the SN65HVD230?
The RS pin allows for mode selection: high speed mode, slope control mode, or low power standby mode, depending on the connection.
- What is the typical current consumption in standby mode?
The typical current consumption in standby mode is 370 μA.
- What is the thermal shutdown temperature of the SN65HVD230?
The thermal shutdown temperature is 165°C.
- What is the common mode range of operation for the SN65HVD230?
The device operates over a -2 V to 7 V common mode range on the bus.
- How many nodes can be supported on the bus with the SN65HVD230?
The device allows for up to 120 nodes on a bus due to its high input impedance.
- What are some typical applications of the SN65HVD230?
Typical applications include industrial automation, motor and robotic control, building and climate control, and telecom and basestation control.
- Does the SN65HVD230 support hot plugging?
Yes, the device features glitch-free power up and power down protection for hot plugging applications.
