MAX9765_07 Datasheet, PDF (26/33 Pages) Maxim Integrated Products – 750mW Audio Amplifiers with Headphone Amp, Microphone Preamp, and Input Mux

750mW Audio Amplifiers with Headphone Amp,
Microphone Preamp, and Input Mux
Typical Application Circuit
0.1µF
CODEC
BIAS
SV_DD
V_{DD PVDD}
1µF
*C_SVDD
0.47µF 15kΩ
INL1
GAINL
OUTL+
15kΩ
0.47µF 15kΩ
HPF
INL2
OUTL-
0.47µF 15kΩ
INR1
0.47µF 15kΩ
HPF
INR2
MAX9765
OUTR-
OUTR+
GAINR
15kΩ
220µF
220µF
MICROCONTROLLER
SCL
SDA
ADD
SHDN
MICOUT
HPS
AUX_IN
0.1µF
MICBIAS
IN+
IN-
2.2kΩ
0.1µF
0.1µF
2.2kΩ
*C_SVDD IS ONLY REQUIRED IF LOW CLICK-AND-POP LEVELS ARE NECESSARY DURING POWER-DOWN.
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