This document is an introduction to the usage information of the WT5S series chips by Guangzhou Weichuang Electronics Co., Ltd. It includes product features, chip introduction, control methods, application circuits, etc.
The WT5S series voice chips from Weichuang provide programmable audio playback with PWM and DAC output options. The document details the chip's features, pin assignments, electrical parameters, and various control modes such as key‑control, single‑serial, and dual‑serial interfaces.
It also includes programming examples, package dimensions for the WT5S‑85 and WT5S‑8P variants, and a version history of revisions from 2010 to 2011. The information is intended for hardware designers integrating the chip into toys, educational devices, and other low‑cost audio applications. This manual is written in Chinese.
| Maximum Audio Output Power | 0.5 W |
|---|
The WT5S chip operates with a supply voltage of 3 V for both VCC and VDD.
The chip can store and play up to 25 audio segments, each selectable via address codes.
Audio can be output via PWM or DAC signals.