FAB2210 Datasheet, PDF (30/35 Pages) Fairchild Semiconductor – Audio Subsystem with Class-G Headphone and 3.3W Mono Class-D Speaker with Dynamic Range Compression

HP_MONO, HP_AMIX, HP_BMIX
Selects inputs to the headphone amplifiers.
HP_MONO
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
DIFA DIFB
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
HP_AMIX
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
HP_BMIX
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
HOUTL
(INA1-INA2+INB1-INB2)/2
(INA1-INA2)/2
(INB1-INB2)/2
Amplifier Off
(INA1-INA2+INB1+INB2)/2
(INA1-INA2)/2
(INB1+INB2)/2
Amplifier Off
(INA1+INA2+INB1-INB2)/2
(INA1+INA2)/2
(INB1-INB2)/2
Amplifier Off
(INA1+INA2+INB1+INB2)/2
(INA1+INA2)/2
(INB1+INB2)/2
Amplifier Off
(INA1-INA2+INB1-INB2)
(INA1-INA2)
(INB1-INB2)
Amplifier Off
[(INA1-INA2)]+INB1
(INA1-INA2)
INB1
Amplifier Off
INA1+[(INB1-INB2)]
INA1
(INB1-INB2)
Amplifier Off
INA1+ INB1
INA1
INB1
Amplifier Off
HOUTR
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
Amplifier Off
(INA1-INA2+INB1-INB2)
(INA1-INA2)
(INB1-INB2)
Amplifier Off
[(INA1-INA2)]+INB2
(INA1-INA2)
INB2
Amplifier Off
INA2+[(INB1-INB2)]
INA2
(INB1-INB2)
Amplifier Off
INA2+INB2
INA2
INB2
Amplifier Off
© 2011 Fairchild Semiconductor Corporation
FAB2210 • Rev. 1.1.1
30
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