SOUND PLAYBACK MODULE MODEL: ISD1820 SMD

Specification:

The ISD1820 Sound Playback Module (SMD) is a compact voice recording and playback module based on the ISD1820 voice recording IC. It allows users to record and play back high-quality audio without the need for external memory or a microcontroller. The module features an onboard microphone, speaker interface, recording and playback buttons, and supports both manual and external trigger control. It is ideal for voice announcements, alarms, educational projects, robotics, and embedded applications.

Technical Specifications

·         Product Type: Voice Recording and Playback Module

·         Model: ISD1820 (SMD)

·         Recording IC: ISD1820

·         Operating Voltage: 3V – 5V DC

·         Rated Voltage: 5V DC

·         Recording Time: Up to 10 seconds (typical)

·         Audio Storage: Non-volatile memory (retains recording without power)

·         Recording Method: Onboard microphone or external audio input

·         Playback Modes: Edge-triggered, Level-triggered, and Manual

·         Onboard Microphone: Yes

·         Speaker Output Supports:  8Ω speaker (0.5W typical)

·         Control Pins: REC, PLAYE, PLAYL, VCC, GND, FT

·         Audio Output: Speaker and signal output

·         Operating Temperature: 0°C to +70°C

·         Mounting Type: PCB Module with SMD Components