Overview
The SN65HVD1050DR is a high-speed CAN (Controller Area Network) transceiver designed and manufactured by Texas Instruments. This device is optimized for use in harsh environments and supports data rates up to 1 megabit per second (Mbps). It serves as an interface between a CAN protocol controller and the physical two-wire CAN bus, providing differential transmit and receive capabilities. The SN65HVD1050DR is particularly suited for automotive and industrial networking applications due to its robust design, high electromagnetic immunity, and low electromagnetic emissions.
Key Specifications
| Specification | Value |
|---|---|
| Supply Voltage | 4.5V to 5.5V |
| Data Rate | Up to 1 Mbps |
| Operating Temperature Range | -40°C to 125°C |
| ESD Protection | ±16 kV HBM |
| Package Type | 8-pin SOIC |
| Bus-Fault Protection | -27 V to 40 V |
| Voltage Transients | -200 V to 200 V (according to ISO 7637) |
| Common-Mode Range | -12 V to 12 V |
Key Features
- High-Speed CAN Transceiver: Supports data rates up to 1 Mbps.
- Low Power Consumption: Ideal for applications where power efficiency is crucial.
- ESD Protection: Provides robust protection against electrostatic discharge.
- Thermal Shutdown Protection: Safeguards the device from overheating.
- Silent Mode Operation: Allows the device to enter a listen-only mode where the driver is switched off while the receiver remains functional.
- Dominant Time-Out Function: Prevents the driver from blocking network communication due to hardware or software failure.
- Power-Up and Power-Down Glitch-Free CAN Bus Inputs and Outputs: Ensures stable operation during power cycles.
- High Input Impedance With Low VCC: Reduces power consumption and enhances reliability.
- Monotonic Outputs During Power Cycling: Maintains consistent output states during power transitions).
Applications
- Automotive Applications: Used in in-vehicle networks, engine control units, and body control modules).
- Industrial Automation: Utilized in PLCs, sensors, and motor control applications).
- Embedded Systems: Facilitates communication between microcontrollers and external devices).
- Communications Systems: Used in networking equipment, data acquisition systems, and telecommunication devices).
- Medical Devices: Employed for data exchange between components, sensors, and control units in medical equipment).
- DeviceNet™ Data Buses: Compatible with Vendor ID #806).
- SAE J2284 High-Speed CAN Bus for Automotive Applications: Compliant with automotive standards).
- SAE J1939 and ISO 11783 Standard Data Bus Interfaces: Supports various industrial and automotive data bus standards).
Q & A
- What is the maximum data rate supported by the SN65HVD1050DR?
The SN65HVD1050DR supports data rates up to 1 megabit per second (Mbps)).
- What is the operating temperature range of the SN65HVD1050DR?
The operating temperature range is from -40°C to 125°C).
- What type of package is the SN65HVD1050DR available in?
The SN65HVD1050DR is available in an 8-pin SOIC package).
- Does the SN65HVD1050DR have ESD protection?
Yes, the SN65HVD1050DR provides robust ESD protection of ±16 kV HBM).
- What is the silent mode operation of the SN65HVD1050DR?
In silent mode, the driver is switched off while the receiver remains fully functional, allowing the device to listen to bus activity without transmitting).
- How does the dominant time-out function work in the SN65HVD1050DR?
The dominant time-out function prevents the driver from blocking network communication by disabling it if no rising edge is seen on TXD before the time-out constant expires, and it is reset by the next rising edge on TXD).
- What kind of fault protection does the SN65HVD1050DR offer?
The SN65HVD1050DR offers bus-fault protection from -27 V to 40 V, overvoltage, and loss of ground protection, as well as overtemperature shutdown and voltage transient protection up to 200 V).
- Is the SN65HVD1050DR compliant with any specific standards?
Yes, it meets or exceeds the requirements of ISO 11898-2 and is compliant with various automotive and industrial standards such as SAE J2284, SAE J1939, and ISO 11783).
- What are some common applications of the SN65HVD1050DR?
The SN65HVD1050DR is commonly used in automotive, industrial automation, embedded systems, communications systems, and medical devices).
- Does the SN65HVD1050DR have thermal shutdown protection?
Yes, the SN65HVD1050DR includes thermal shutdown protection to safeguard the device from overheating).
