HT86B90 Overview
The Voice type series of MCUs are 8-bit high performance microcontrollers which include a voice synthesizer and tone generator. They are designed for applications which require multiple I/Os and sound effects, such as voice and melody. The devices can provide various sampling rates and beats, tone levels, tempos for speech synthesizer and melody generator.
HT86B90 Key Features
- Operating voltage: 2.2V~5.5V
- System clock: 4MHz~8MHz
- Crystal and RC system oscillator
- 16/20/24 I/O pins
- 8K´16-bit Program Memory
- 192´8/384´8-bit Data Memory
- External interrupt input
- Three 8-bit programmable Timers with overflow
- 12-bit high quality voltage type D/A output
- PWM circuit direct audio output