SN65HVD1780D The Texas Instruments SN65HVD1780D is a fault-protected RS-485 transceiver designed for robust communication. It features a wide fault protection range and supports up to 320 nodes.
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SN65HVD1780D

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN65HVD1780D is a fault-protected RS-485 transceiver designed for robust communication. It features a wide fault protection range and supports up to 320 nodes.
✓ Total Stock: 4,349 pcs

SN65HVD1780D Available from 2 distributors

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SN65HVD1780D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
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SN65HVD1780D Description

Short technical summary and product information.

The SN65HVD1780D from Texas Instruments is a 70-V fault-protected RS-485 transceiver. It is designed to withstand significant overvoltage faults, including direct shorts to power supplies and mis-wiring scenarios, offering protection up to ±70 V on bus pins. This transceiver operates with a supply voltage range of 3.3 V to 5 V and supports a signaling rate of up to 0.115 Mbps.

 

Key features include a common-mode voltage range of -7 V to 12 V and the ability to support up to 320 nodes on the bus due to reduced unit load. It also incorporates failsafe receiver logic for open-circuit, short-circuit, and idle-bus conditions. The device exhibits low power consumption with a maximum quiescent current of 4 mA during operation and a low standby supply current of 1 µA.

 

Available in SOIC and PDIP packages, the SN65HVD1780D is pin-compatible with the industry-standard SN75176. Its robust design makes it suitable for applications requiring high reliability in harsh electrical environments. The device also offers ±16 kV HBM protection on bus pins for enhanced electrostatic discharge resilience.

SN65HVD1780D Quick Information

Product Type: RS-485 Transceiver
Series: SN65HVD1780
Canonical Name: SN65HVD1780D Fault-Protected RS-485 Transceiver
Subcategory: RS-485/RS-422 Transceiver

SN65HVD1780D Compliance

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

SN65HVD1780D Features

  • 70-V fault protection on bus pins.
  • Supports up to 320 nodes on the bus.
  • Operates with 3.3-V to 5-V supply.
  • Low standby supply current of 1 µA.
  • Failsafe receiver for bus faults.

SN65HVD1780D Applications

  • Industrial automation systems.
  • Building automation networks.
  • Robust communication links.
  • Harsh electrical environments.

SN65HVD1780D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum signaling rate of the SN65HVD1780D?

The maximum signaling rate is 115 kbps.

What is the operating temperature range of the SN65HVD1780D?

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

What is the supply voltage range for the SN65HVD1780D?

The supply voltage range is 3.3V to 5V.

How many nodes can the SN65HVD1780D support on a single bus?

It supports up to 320 nodes.

What fault protection does the SN65HVD1780D provide on the bus pins?

The bus pins are protected against faults up to ±70V.

What is the standby supply current of the SN65HVD1780D?

The standby supply current is 1 µA.

What package is the SN65HVD1780D available in?

It is available in an SOIC (D) package.

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