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BA3641FV - Recording amplifier with built-in ALC for headphone stereos

Description

BA3641FV 328 Audio ICs BA3641FV 329 Audio ICs BA3641FV FElectrical characteristics (unless otherwise noted, Vcc = 2.3V, RF = 2.0V, +B = 1.2V, VREF = 1.0V, RL = 5kΩ, F f = 1kHz, DIN-AUDIO, Ta = 25_C) 330 Audio ICs BA3641FV 331 Audio ICs FMeasurement circuit BA3641FV FSwitch logic tabl

Features

  • 1) Two built-in microphone amplifier channels. 2) Microphone mute function (radio / microphone switching). 3) Two built-in recording amplifier channels (with ALC). 4) Two built-in monitor output amplifier channels (radio / microphone switching). 5) Built-in regulators for the erase head and bias OSC circuit. FAbsolute maximum ratings (Ta = 25_C) FRecommended power supply voltage ranges (Ta = 25_C) 326 Audio ICs FBlock diagram BA3641FV 327 Audio ICs FPin.

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Datasheet Details

Part number BA3641FV
Manufacturer ROHM
File Size 271.20 KB
Description Recording amplifier with built-in ALC for headphone stereos
Datasheet download datasheet BA3641FV Datasheet
Additional preview pages of the BA3641FV datasheet.

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Full PDF Text Transcription

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Audio ICs Recording amplifier with built-in ALC for headphone stereos BA3641FV The BA3641FV is an option IC developed for the purpose of adding a recording function to 1-chip playback system ICs (BA3612AKV, etc.) for headphone stereos. FApplications Headphone stereos with recording function FFeatures 1) Two built-in microphone amplifier channels. 2) Microphone mute function (radio / microphone switching). 3) Two built-in recording amplifier channels (with ALC). 4) Two built-in monitor output amplifier channels (radio / microphone switching). 5) Built-in regulators for the erase head and bias OSC circuit.
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