Overview
The SN65HVD267DR, produced by Texas Instruments, is a high-performance CAN (Controller Area Network) transceiver designed for use in CAN with Flexible Data Rate (CAN FD) networks. This device is part of the SN65HVD26x family and is optimized for robust and reliable communication in various industrial and automotive applications. It supports data rates up to 2 Mbps for CAN FD and up to 1 Mbps for traditional CAN networks, making it suitable for both short and highly loaded networks.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.5 | 5 | 5.5 | V |
| Operating Temperature (TA) | -40 | 125 | °C | |
| CAN Bus I/O Voltage (VBUS) | -27 | 40 | V | |
| Logic Input Voltage (TXD, S) | 0 | 5.5 | V | |
| Logic Output Voltage (RXD) | -0.3 | 6 | V | |
| Propagation Delay Time (tpRH, tpDL) | 70 | 80 | 90 | ns |
| Thermal Shutdown Temperature | 170 | °C | ||
| ESD Protection (HBM) | ±12 kV | V |
Key Features
- Supports 2-Mbps CAN FD and up to 1-Mbps traditional CAN networks.
- Short and symmetrical propagation delay times for enhanced timing margin.
- I/O voltage range supports 3.3-V and 5-V microcontrollers.
- Ideal passive behavior when unpowered with high impedance on bus and logic terminals.
- Power-up/down with glitch-free operation.
- Protection features include HBM ESD protection exceeding ±12 kV, bus fault protection from -27 V to 40 V, undervoltage protection on supply terminals, driver dominant time out (TXD DTO), receiver dominant time out (RXD DTO), and thermal shutdown protection.
- FAULT output terminal for indicating faults in the CAN system.
- Characterized for operation from -40°C to 125°C.
Applications
- Industrial automation, control, sensors, and drive systems.
- Building, security, and climate control automation.
- Telecom base station status and control.
- CAN bus standards such as CANopen, DeviceNet, NMEA2000, ARINC825, ISO11783, and CANaerospace.
- Functional safety with redundant and multi-topology CAN networks.
Q & A
- What is the maximum data rate supported by the SN65HVD267DR for CAN FD networks?
The SN65HVD267DR supports data rates up to 2 Mbps for CAN FD networks. - What is the operating temperature range of the SN65HVD267DR?
The device operates from -40°C to 125°C. - What protection features does the SN65HVD267DR offer?
The device includes HBM ESD protection, bus fault protection, undervoltage protection, driver and receiver dominant time out, and thermal shutdown protection. - What is the purpose of the FAULT output terminal on the SN65HVD267DR?
The FAULT output terminal is used to indicate faults in the CAN system. - Can the SN65HVD267DR be used in redundant and multi-topology CAN networks?
Yes, the device is designed to support redundant and multi-topology CAN networks for enhanced safety. - What is the typical power dissipation of the SN65HVD267DR under normal operating conditions?
The typical power dissipation is around 115 mW under typical CAN operating conditions at 500 kbps. - How does the SN65HVD267DR handle power-up and power-down operations?
The device features glitch-free power-up and power-down operations. - What is the thermal shutdown temperature of the SN65HVD267DR?
The thermal shutdown temperature is 170°C. - Does the SN65HVD267DR support 3.3-V and 5-V microcontrollers?
Yes, the device supports both 3.3-V and 5-V microcontrollers. - What are some common applications of the SN65HVD267DR?
Common applications include industrial automation, building automation, telecom base stations, and various CAN bus standards.
