ISD1820 语音芯片：集成录音播放功能，多用途应用

ISD1820 是一种由 Winbond 公司生产的集成语音录制和播放功能的芯片。它可以通过外部按键或控制信号进行录制和播放，并且可以存储多个语音片段。ISD1820 还具有低功耗和自动关机等特性，适用于语音提示、安防系统、玩具等多种应用领域。

参考文献：

ISD1820 Datasheet, Winbond Electronics Corporation, 2016.
'ISD1820 Voice Recorder Module', Instructables, accessed June 23, 2021, https://www.instructables.com/ISD1820-Voice-Recorder-Module/.
'ISD1820 Voice Recording Module', Circuit Digest, accessed June 23, 2021, https://circuitdigest.com/microcontroller-projects/isd1820-voice-recording-module.
'ISD1820 Voice Recorder Module Working, Circuit Diagram, and Applications', Electronics Hub, accessed June 23, 2021, https://www.electronicshub.org/isd1820-voice-recorder-module/.