W5231 Overview
The W523X is a programmable speech synthesis IC that utilizes the ADPCM coding method to generate all types of voice effects. The W523X's LOAD and JUMP mands and four programmable registers provide powerful user-programmable functions that make this chip suitable for an extremely wide range of speech IC applications. The W523X family includes the W5231, W5232, W5233, and W5234.
W5231 Key Features
- Wide operating voltage range: 1.2 to 3.6 volts
- Programmable speech synthesizer
- 4-bit ADPCM synthesis method and 8-bit D/A converter
- RC oscillator with built-in capacitor; voice output frequency typically at 6 KHz
- Provides 4 trigger inputs
- Drives 2 flash LEDs for two batteries