ISD1820 voice recording and playback module
1. Introduction
This module board is based on ISD18B20, which is a single-chip single-message
record/playback device. Recordings are stored into on-chip non-volatile memory, providing
zero-power message storage. With the embedded Flash memory employed, data retention
up to 100 years and typical 100,000 erase/record cycles can be reached. Time for
recording is 8-20 seconds
Features:
1. Power input: DC 2.4-5.5V
2. With internal audio amplifier, this board can drive 8 Ohm 0.5W speaker directly.
3. Microphone is on board
4. Board dimension: 54mm x 38mm
5. All the pins of ISD1820 are extended out with an connector, which can powered and
controlled by microprocessor directly
http://www.eimodule.com
