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ISO721 Datasheet Single Channel High-Speed Digital Isolators

Manufacturer: Texas Instruments

General Description

The ISO721, ISO721M, ISO722, and ISO722M devices are digital isolators with a logic input and output buffer separated by a silicon dioxide (SiO2) insulation barrier.

This barrier provides galvanic isolation of up to 4000VPK per VDE 0884-17.

Used in conjunction with isolated power supplies, these devices prevent noise currents on a data bus or other circuits from entering the local ground, and interfering with or damaging sensitive circuitry.

Overview

ISO721, ISO721M, ISO722, ISO722M SLLS629N – JANUARY 2006 – REVISED FEBRUARY 2025 ISO72x Single-Channel High-Speed Digital Isolators.

Key Features

  • 100 and 150Mbps signaling rate options.
  • Propagation delay is 12ns typical.
  • Pulse skew is 0.5ns typical.
  • Low-power sleep mode.
  • Typical 28year life at rated working voltage (see Isolation Lifetime Projection).
  • High electromagnetic immunity (see.