BA3840KV 查看數據表（PDF） - ROHM Semiconductor

零件编号

产品描述 (功能)

比赛名单

BA3840KV

Preset graphic equalizer for headphone stereos

ROHM Semiconductor 

Audio ICs

Preset graphic equalizer for

headphone stereos

BA3840KV

The BA3840KV is a preset graphic equalizer IC for headphone stereos. It combines two equalizer circuit channels on

a single chip, and also includes a dynamic sound leak reduction circuit.

FApplications

Headphone stereos

Portable CD players

FFeatures

1) Four sound quality settings are possible by DC con-

trol.

2) High-frequency sounds can be cut off based on the

volume.

3) The sound leak reduction circuit can be turned on

and off by DC control.

FBlock diagram

555

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