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SN65HVD72
  • SN65HVD72
  • SN65HVD72
  • SN65HVD72
  • SN65HVD72

SN65HVD72

ACTIVE

3.3-V half-duplex RS-485 with IEC ESD, 250 kbps

Texas Instruments SN65HVD72 Product Info

1 April 2026 1

Parameters

Number of receivers

1

Number of transmitters

1

Duplex

Half

Supply voltage (nom) (V)

3.3

Signaling rate (max) (Mbps)

0.25

IEC 61000-4-2 contact (±V)

12000

Fault protection (V)

-13 to 16.5

Common-mode range (V)

-7 to 12

Number of nodes

200

Features

IEC ESD protection

Isolated

No

Supply current (max) (µA)

950

Rating

Catalog

Operating temperature range (°C)

-40 to 125

Package

SOIC (D)-8-29.4 mm² 4.9 x 6

Features

  • Small-size VSSOP Packages Save Board Space, or SOIC for Drop-in Compatibility
  • Bus I/O Protection
    • >±15 kV HBM Protection
    • >±12 kV IEC 61000-4-2 Contact Discharge
    • >±4 kV IEC 61000-4-4 Fast Transient Burst
  • Extended Industrial Temperature Range
    –40°C to 125°C
  • Large Receiver Hysteresis (80 mV) for Noise Rejection
  • Low Unit-Loading Allows Over 200 Connected Nodes
  • Low Power Consumption
    • Low Standby Supply Current: < 2 µA
    • ICC < 1 mA Quiescent During Operation
  • 5-V Tolerant Logic Inputs Compatible With
    3.3-V or 5-V Controllers
  • Signaling Rate Options Optimized for:
    250 kbps, 20 Mbps, 50 Mbps
  • Glitch Free Power-Up and Power-Down Bus Inputs and Outputs
  • Small-size VSSOP Packages Save Board Space, or SOIC for Drop-in Compatibility
  • Bus I/O Protection
    • >±15 kV HBM Protection
    • >±12 kV IEC 61000-4-2 Contact Discharge
    • >±4 kV IEC 61000-4-4 Fast Transient Burst
  • Extended Industrial Temperature Range
    –40°C to 125°C
  • Large Receiver Hysteresis (80 mV) for Noise Rejection
  • Low Unit-Loading Allows Over 200 Connected Nodes
  • Low Power Consumption
    • Low Standby Supply Current: < 2 µA
    • ICC < 1 mA Quiescent During Operation
  • 5-V Tolerant Logic Inputs Compatible With
    3.3-V or 5-V Controllers
  • Signaling Rate Options Optimized for:
    250 kbps, 20 Mbps, 50 Mbps
  • Glitch Free Power-Up and Power-Down Bus Inputs and Outputs

Description

These devices have robust 3.3-V drivers and receivers in a small package for demanding industrial applications. The bus pins are robust to ESD events with high levels of protection to Human-Body Model and IEC Contact Discharge specifications.

Each of these devices combines a differential driver and a differential receiver which operate from a single 3.3-V power supply. The driver differential outputs and the receiver differential inputs are connected internally to form a bus port suitable for half-duplex (two-wire bus) communication. These devices feature a wide common-mode voltage range making the devices suitable for multi-point applications over long cable runs. These devices are characterized from –40°C to 125°C.

These devices have robust 3.3-V drivers and receivers in a small package for demanding industrial applications. The bus pins are robust to ESD events with high levels of protection to Human-Body Model and IEC Contact Discharge specifications.

Each of these devices combines a differential driver and a differential receiver which operate from a single 3.3-V power supply. The driver differential outputs and the receiver differential inputs are connected internally to form a bus port suitable for half-duplex (two-wire bus) communication. These devices feature a wide common-mode voltage range making the devices suitable for multi-point applications over long cable runs. These devices are characterized from –40°C to 125°C.

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