FAB2200 Datasheet, PDF (13/33 Pages) Fairchild Semiconductor – Audio Subsystem with Stereo Class-G Headphone Amplifier and 1.2W Mono Class-D Speaker Amplifier

Table 1. Input Channel Selection
DIFFIN43
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
DIFFIN21
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
SELxxx4
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
SELxxx3
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
SELxxx2
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
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
1
1
SELxxx1
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
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
1
© 2009 Fairchild Semiconductor Corporation
FAB2200 • Rev. 1.0.1
13
xxx Amplifier Input
xxx Amplifier Channel Off
IN1
IN2
IN2 + IN1
IN3
IN3 + IN1
IN3 + IN2
IN3 + IN2 + IN1
IN4
IN4 + IN1
IN4 + IN2
IN4 + IN2 + IN1
IN4 + IN3
IN4 + IN3 + IN1
IN4 + IN3 + IN2
IN4 + IN3 + IN2 + IN1
xxx Amplifier Channel Off
Not Supported
IN2 - IN1
Not Supported
IN3
Not Supported
IN3 + (IN2 - IN1)
Not Supported
IN4
Not Supported
IN4 + (IN2 - IN1)
Not Supported
IN4 + IN3
Not Supported
IN4 + IN3 + (IN2 - IN1)
Not Supported
xxx Amplifier Channel Off
IN1
IN2
IN2 + IN1
Not Supported
Not Supported
Not Supported
Not Supported
IN4 - IN3
(IN4 - IN3) + IN1
(IN4 - IN3) + IN2
(IN4 - IN3) + IN2 + IN1
Not Supported
Not Supported
Not Supported
Not Supported
xxx Amplifier Channel Off
Not Supported
IN2 - IN1
Not Supported
Not Supported
Not Supported
Not Supported
Not Supported
IN4 - IN3
Not Supported
(IN4 - IN3) + (IN2 - IN1)
Not Supported
Not Supported
Not Supported
Not Supported
Not Supported
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