Digital input module

Products and reference designs

Digital input module

Block diagram

Overview

Our integrated circuits and reference designs help you build a digital input module, enabling isolated power and data transmission, diagnostics and debounce filters.

Design requirements

Digital input modules often require:

  • Highly efficient isolated power supply.
  • Advanced protection and diagnostics.
  • Precision signal chain for input filtering.

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Block diagram

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Technical documentation

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Type Title Date
Application brief How To Simplify Isolated 24V PLC Digital Input Module Designs (Rev. D) PDF | HTML Jun 30, 2025
Application brief Protecting I/O modules from surge events Feb 4, 2019

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