Description
The ISD1820 Recording Module Voice Board is an uncomplicated and practical addition for incorporating voice recording and playback capabilities into your projects. It can be operated using the three push-buttons on the board or by interfacing with a microcontroller. Equipped with a built-in microphone and an 8 Ohm speaker jack, the ISD1820 chip is capable of recording a single voice message up to 10 seconds in length, storing it in its internal analog flash memory to ensure the message is retained even without power. Furthermore, the module includes header pins for straightforward microcontroller interfacing, allowing message playback control via a single digital pin. It features buttons for recording, playing the entire message, or playing a specific part of the message.
Features
An easy to use 10 seconds of voice recording.
High-quality, natural voice restored.
Can be used as a propaganda module.
With looping, jog playback, single pass play function.
Available single-chip control.
This module can directly drive a small speaker 8 ohms 0.5W.
Audio recording control mode: the key to control or microcontroller, IO has drawn the line of control.
Specifications:
| IC Chip | ISD1820 |
|---|---|
| Operating Voltage (VDC): | 3 ~ 5 |
| PCB Size ( L x W ) mm | 55 x 38 |