ROHM BA3842F Datasheet

Audio ICs

Preset equalizer sound control
(P.S.C) IC

BA3842F

The BA3842F is a preset graphic equalizer IC with dynamic bass boost which is designed for audio equipment.
Applications

Mini-component stereos
Micro-component stereos
Radio cassette recorders with CD

Features

1) Includes preset equalizer function with five equalizer
positions and a flat mode setting.

2) Built-in dynamic bass boost with gain settings from 0
to 20dB in steps of 5dB.

3) Low distortion and low noise.

4) Built-in dynamic bass boost and interlocked ALC
(Auto Level Control).

Absolute maximum ratings (Ta = 25C)

Recommended operating conditions

563

Audio ICs BA3842F

Block diagram

564

Audio ICs BA3842F

Pin descriptions

565

Audio ICs BA3842F

Input / output circuits

566