ISD1820 Voice Recorder Module


This sound detector is based off the ISD1820, which is a multiple-message record/playback device. It can offers true single-chip voice recording, no-volatile storage, and playback capability for 8 to 20 seconds. The board is loaded with a sample which is 3.2k with a the total 20secs for the recorder. This module is very easy use offering direct control by the push button on board or by any microcontroller such as Arduino.

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  • Push-button interface, playback can be edge or level activated
  • Automatic power-down mode
  • On-chip 8R speaker driver
  • 3V signal
  • Record up to 20 seconds of audio



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