IC 1420 Datasheet – Voice Record/Playback Devices

Part number : IC 1420, ISD1420

Functions : Single-Chip Voice Record/Playback Devices 16- and 20-Second Durations

Package information : DIP 28 Pin Type

Manufacturer : Information Storage Devices

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The texts in the PDF file :

Information Storage Devices’ ISD1400 Chip-Corder Series provides high-quality, single-chip record/playback solutions to short-duration messaging applications. The CMOS devices include an on-chip oscillator, microphone preamplifier, automatic gain control, antialiasing filter, smoothing filter, and speaker amplifier. A minimum record/playback subsystem can be configured with a microphone, a speaker, several passives, two push-buttons, and a power source.


IC 1420 Pinout ISC1420

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1. Easy-to-use single-chip voice Record / Playback solution
2. High-quality, natural voice/audio reproduction
3. Push-button interface
– Playback can be edge- or levelactivated
4. Single-chip durations of 16 and 20 seconds
5. Automatic power-down mode
– Enters standby mode immediately following a Record or Playback cycle
– Standby current 0.5 mA (typical)
6. Zero-power message storage
– Eliminates battery backup circuits

IC 1420 Datasheet PDF File