Overview
The SN65HVD01DRCT, produced by Texas Instruments, is a low-power RS-485 transceiver designed for applications requiring synchronous signal timing and robust communication over long distances. This device is part of the SN65HVD01 family and is characterized by its flexible I/O supply and selectable data rates. It combines a differential driver and a differential receiver, making it suitable for half-duplex (two-wire bus) communication. The SN65HVD01DRCT operates over a wide temperature range from –40°C to 125°C and is available in a compact 3 mm x 3 mm SON package.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage for Data and Enable Signals | 1.65 V to 3.6 V |
| Supply Voltage for Bus Signals | 3 V to 3.6 V |
| Data Rate | Selectable: 250 kbps or 20 Mbps |
| Unit Load | 1/8th unit load to support up to 256 nodes on a bus |
| Package Type | SON (10 pins), 3 mm x 3 mm |
| Operating Temperature Range | –40°C to 125°C |
| ESD Protection | ±15 kV HBM, ±16 kV IEC61000-4-2 Contact and Air Discharge, 4 kV IEC61000-4-4 Fast Transient Burst |
Key Features
- Exceeds requirements of TIA-485 standard
- Flexible I/O supply and selectable data rates (250 kbps or 20 Mbps)
- Small 3 mm x 3 mm SON package
- Failsafe receiver (bus open, bus shorted, bus idle)
- On-chip transient suppression against IEC 61000 ESD and EFT transients
- Wide common-mode voltage range suitable for multi-point applications over long cable runs
- Internal biasing of receiver input thresholds with large input-threshold hysteresis
Applications
The SN65HVD01DRCT is suitable for a wide range of applications that require robust and reliable RS-485 communication. These include:
- Industrial automation and control systems
- Building automation and HVAC systems
- Medical devices and equipment
- Aerospace and defense systems
- Automotive systems requiring high-speed data transmission
- Long-distance networking and multi-point communication systems
Q & A
- What is the operating temperature range of the SN65HVD01DRCT?
The operating temperature range is from –40°C to 125°C.
- What are the selectable data rates for the SN65HVD01DRCT?
The data rates are selectable between 250 kbps and 20 Mbps.
- What is the supply voltage range for data and enable signals?
The supply voltage range for data and enable signals is from 1.65 V to 3.6 V.
- How many nodes can the SN65HVD01DRCT support on a bus?
The device can support up to 256 nodes on a bus due to its 1/8th unit load.
- What kind of ESD protection does the SN65HVD01DRCT offer?
The device offers ±15 kV HBM, ±16 kV IEC61000-4-2 Contact and Air Discharge, and 4 kV IEC61000-4-4 Fast Transient Burst protection.
- What is the package type and size of the SN65HVD01DRCT?
The package type is SON with 10 pins, and the size is 3 mm x 3 mm.
- Does the SN65HVD01DRCT have failsafe receiver functionality?
- What kind of applications is the SN65HVD01DRCT suitable for?
The device is suitable for industrial automation, building automation, medical devices, aerospace, automotive systems, and long-distance networking.
- Does the SN65HVD01DRCT require external failsafe biasing resistors?
No, the device provides internal biasing of the receiver input thresholds with large input-threshold hysteresis, eliminating the need for external failsafe biasing resistors.
- What standard does the SN65HVD01DRCT exceed?
The device exceeds the requirements of the TIA-485 standard.
