SN65HVD1791D The Texas Instruments SN65HVD1791D is a full-duplex RS-485 transceiver designed for robust operation. It offers significant fault protection and a wide common-mode voltage range.
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SN65HVD1791D

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN65HVD1791D is a full-duplex RS-485 transceiver designed for robust operation. It offers significant fault protection and a wide common-mode voltage range.
✓ Total Stock: 60,267 pcs
$ Price Range: $2.84

SN65HVD1791D Available from 1 distributor

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SN65HVD1791D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Duplex
Mounting Type
Number of Drivers
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Type
Voltage

SN65HVD1791D Description

Short technical summary and product information.

The SN65HVD1791D from Texas Instruments is a fault-protected RS-485 transceiver designed to withstand harsh electrical conditions. It features bus-pin fault protection up to ±70 V and an extended common-mode voltage range of -20 V to 25 V, which is more than double the TIA/EIA 485 requirement.

 

This transceiver operates at data rates up to 115Kbps and supports full-duplex communication. It includes ±16 kV JEDEC HBM protection for bus I/O and is designed for reduced unit loads, allowing up to 256 nodes on a bus. The device also offers failsafe receiver operation for open-circuit, short-circuit, and idle-bus conditions.

 

Packaged in a 14-SOIC surface-mount form factor, the SN65HVD1791D operates within a temperature range of -40°C to 105°C. Its design ensures power-up and power-down glitch-free operation, making it suitable for applications requiring high reliability and protection against overvoltage faults such as mis-wiring or connector failures.

SN65HVD1791D Quick Information

Product Type: Transceiver
Canonical Name: SN65HVD1791D Fault-Protected RS-485 Transceiver
Subcategory: RS-485 & RS-422 Transceivers

SN65HVD1791D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN65HVD1791D Estimated Pricing

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1+ $2.84 $2.84

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN65HVD1791D Features

  • Features ±70V bus-pin fault protection.
  • Offers wide -20V to 25V common-mode range.
  • Supports 115Kbps data rates.
  • Designed for full-duplex RS-485 communication.
  • Surface mount 14-SOIC package.

SN65HVD1791D Applications

  • Ideal for industrial automation systems.
  • Suitable for robust communication networks.
  • Used in harsh electrical environments.
  • Supports multi-node RS-485 bus configurations.

SN65HVD1791D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the SN65HVD1791D?

The SN65HVD1791D operates from a 4.5V to 5.5V supply.

What package type is the SN65HVD1791D available in?

The SN65HVD1791D is available in a 14-SOIC package.

What is the operating temperature range for this transceiver?

The operating temperature range is -40°C to 105°C.

Is the SN65HVD1791D RoHS compliant?

Yes, the SN65HVD1791D is RoHS3 Compliant.

What is the bus-pin fault protection level for the SN65HVD1791D?

The SN65HVD1791D offers bus-pin fault protection up to ±70 V.

What is the common-mode voltage range supported by this transceiver?

This transceiver supports a common-mode voltage range from -20 V to 25 V.

What data rate does the SN65HVD1791D support?

The SN65HVD1791D supports data rates up to 115Kbps.

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