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Audio ICs
Pre-power amplifier for headphone stereos
BA3612AKV
The BA3612AKV is configured of a pre-amplifier and a headphone amplifier, and contains internal AMS, B.B, AVLS, and BEEP amplifier functions. Also, this IC can be used in combination with the BA3641FV to enable configuration of recording and playback sets. FApplications Portable cassette players FFeatures 1) Low current consumption. 2) Internal AMS function. 3) Internal B.B function. 4) Internal AVLS function. FAbsolute maximum ratings (Ta = 25_C)
5) Internal BEEP amplifier. 6) Supports Dolby-B. 7) Supports OCL output.
FRecommended operating conditions (Ta = 25_C)
355
Audio ICs
FBlock diagram
BA3612AKV
356
Audio ICs
BA3612AKV
FPin descriptions (The pin voltage of VCC = 2.3V, )B = 1.