HT8665 - Talking Back

Holtek Semiconductor

Datasheet Details

The HT8665 is a single chip CMOS LSI using an ADM algorithm.

It is designed for applications on talking back with an echo effect.

Functions of the IC consist of recording/playing and auto power off in addition to an echo effect.

HT8665 Talking Back with Echo.

www. DataSheet4U. com.
Single power supply: 4.5V~5.5V ADM algorithm Auto playback with an echo effect DRAM options:.
64K.
256K Sampling rate options:.
32K bps (bits per second).
16K bps.
Recording capacity: 2, 4, 8, 16 seconds A built-in 2 stage microphone amplifier A built-in DRAM refresh circuit A voltage type D/A output A current type D/A.