BA3578FS General Description
The BA3578FS and BA3579FS are headphone drivers with internal an LPF and fixed bass boost circuit for multi-bit D / A converters.
BA3578FS Features
1) Suitable for use in digital audio equipment (line-out
output noise voltage: 18mVrms, S / N = 95dB Typ.).
2) Internal LPF for multi-bit D / A converters
(fc = 34kHz, 12dB / oct. Typ.).
3) Headphone mute function.
4) Internal BB (bass boost) circuit.
5) Internal supply current for line-mute transistor.
6) No need for output oscillation preventive measures.
7) Internal standby switch.
BA3578FS Typical Application
Portable CD players
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