REJ03F0214-0201 Rev.2.01 Mar 31, 2008

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M61503FP

Tone Control

/Volume Control

REJ03F0214-0201

Rev.2.01

Mar 31, 2008

Description

The M61503FP is a sound controller IC with the “BBE sound” sound technology.

It can realize articulation of reconstruction sound by BBE surround built-in reproduce tone more naturally.

Note: This device is producted under license from BBE sound Lab, Inc.(USA) and available to only licenses.

Features

• Built-in “BBE sound” sound technology

• Electronic volume.

0 to

−84 dB, the infinitesimal.

• 2-band tone control

Bass (0 to

+21 dB/3 dB STEP)

Treble (0 to

+9 dB/3 dB STEP)

Recommended Operating Condition

Supply voltage range:

±2.25 to ±2.75 V

System Block Diagram

Bass

BBE

Treble

Electronic

vol

Bass

Treble

Tape

Tuner

CD

AUX

Tape

Tuner

CD

AUX

CH2 input

CH1 input

REC

OUT1

REC

OUT2

ALC

MIC

volume

MIC amp

MIC

Power amp

Speaker

Electronic

vol