DESCRIPTION

The M65853 is a CMOS IC built-in Digital Echo function with microphone peripheral circuits for Karaoke equipment packed in a single chip.

It is suitable for Karaoke equipments such as Video CD Player, Mini Stereo, CD-Radio Cassette, TV or VCR.

FEATURES

• High performance digital echo circuit thanks to 16Kbit memory

• Built-in surround function which works Simulated Stereo for monaural source and Stereo Surround for stereo source

• ALC-equipped microphone amplifiers permit excessively high input. ALC operating voltage can be set as desired.

• 2 microphone volumes, echo effect volume and echo feedback volume are included

• Stereo microphone-line mixing amplifiers

• Karaoke entertainment functions such as vocal cut and automatic vocal support system

• Built-in current-control oscillation circuit

• Built-in automatic reset circuit activated with power on

• 5V single power supply