BA3840KV - Preset graphic equalizer

Product Overview

Rohm

Datasheet Details

Part number	BA3840KV
Manufacturer	ROHM
File Size	146.94 KB
Description	Preset graphic equalizer
Datasheet	BA3840KV Datasheet
Additional preview pages of the BA3840KV datasheet.

Product details

Description

BA3840KV 557 Audio ICs BA3840KV 558 Audio ICs BA3840KV 559 Audio ICs FMeasurement circuit BA3840KV FCircuit operation (1) Preset graphic equalizer (1) Flat position By pulling up the FLAT pin to VCC, frequency characteristics become flat.(2) Rock position By pulling up the ROCK pin to VCC, low frequencies are boosted by about 7dB.High frequencies are also adjusted to balance the subjectively heard sound.(3) Pop position By pulling up the POPS pin to VCC, mid-range frequencies are

Features

1) Four sound quality settings are possible by DC control. 2) High-frequency sounds can be cut off based on the volume. FBlock diagram 3) The sound leak reduction circuit can be turned on and off by DC control. 555 Audio ICs FAbsolute maximum ratings (Ta = 25_C) BA3840KV FRecommended operating conditions (Ta = 25_C) FElectrical characteristics(unless otherwise noted, Ta = 25_C, VCC = 2V, f = 1kHz, VIN = 100mVrms, F flat position on, sound leak reduction circuit off) 556 Audio ICs FPin de.

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Published: Apr 1, 2005 |