GENERAL DESCRIPTIONS

SM7183 is an Audio Echo Processor using CMOS Technology. It has built-in AD/DA and 30KBits SRAM for time delay.

Three sample rate selection and eight delay time selection. Many combination to fit your applications.

FEATURES

* Built-in adjustable OSC.

* Built-in power on reset circuit.

* Built-in 30KBits SRAM for delay control.

* Adjustable delay time setting:

Echo Mode: 20.5ms ~ 163.8ms

Surround Mode: 4.1ms ~ 41.0ms

(Based on 6MHz OSC)

* Direct control & Micro-processor control

interface.

* Auto muting during power up and change

mode.

APPLICATIONS

* VCD

* Karaok

* TV

* Audio System

* Car Stereo