HT8656 Overview
The HT8656 is a single chip CMOS LSI for talking back applications using an ADM algorithm. Functions of the IC consist of recording/playing as well as auto power off. It starts recording when a sound input is detected, and stops to play back when silence lasts 0.5 seconds during recording.
HT8656 Key Features
- 256K Sampling rate selection
- 16Kb Auto stop recording
- 0.5 seconds silence is detected
- Recording capacity is full
- Built-in 2-stage microphone amplifier Built-in DRAM refresh circuit Voltage type D/A output Current type D/A output Auto