MAX9723
Stereo DirectDrive Headphone Amplifier
with BassMax, Volume Control, and I2C
Table 9. MAX9723C and MAX9723D Gain
Settings (B5 = 1, Max Gain = +6dB)
B4
B3
B2
B1
B0
(LSB)
GAIN
(dB)
1
1
1
1
1
6
1
1
1
1
0
5.5
1
1
1
0
1
5
1
1
1
0
0
4.5
1
1
0
1
1
4
1
1
0
1
0
3.5
1
1
0
0
1
3
1
1
0
0
0
2
1
0
1
1
1
1
1
0
1
1
0
0
1
0
1
0
1
-1
1
0
1
0
0
-3
1
0
0
1
1
-5
1
0
0
1
0
-7
1
0
0
0
1
-9
1
0
0
0
0
-11
0
1
1
1
1
-13
0
1
1
1
0
-15
0
1
1
0
1
-17
0
1
1
0
0
-19
0
1
0
1
1
-21
0
1
0
1
0
-23
0
1
0
0
1
-25
0
1
0
0
0
-27
0
0
1
1
1
-29
0
0
1
1
0
-31
0
0
1
0
1
-33
0
0
1
0
0
-35
0
0
0
1
1
-37
0
0
0
1
0
-39
0
0
0
0
1
-41
0
0
0
0
0
MUTE
signal to an optimum DC level. The -3dB point of the high-
pass filter, assuming zero-source impedance, is given by:
f −3 d B
=
1
2π ×R IN
× C IN
Table 10. MAX9723C and MAX9723D Gain
Settings (B5 = 0, Max Gain = +1dB)
B4
B3
B2
B1
B0
(LSB)
GAIN
(dB)
1
1
1
1
1
1
1
1
1
1
0
0
1
1
1
0
1
-1
1
1
1
0
0
-3
1
1
0
1
1
-5
1
1
0
1
0
-7
1
1
0
0
1
-9
1
1
0
0
0
-11
1
0
1
1
1
-13
1
0
1
1
0
-15
1
0
1
0
1
-17
1
0
1
0
0
-19
1
0
0
1
1
-21
1
0
0
1
0
-23
1
0
0
0
1
-25
1
0
0
0
0
-27
0
1
1
1
1
-29
0
1
1
1
0
-31
0
1
1
0
1
-33
0
1
1
0
0
-35
0
1
0
1
1
-37
0
1
0
1
0
-39
0
1
0
0
1
-41
0
1
0
0
0
-44
0
0
1
1
1
-47
0
0
1
1
0
-50
0
0
1
0
1
-53
0
0
1
0
0
-56
0
0
0
1
1
-59
0
0
0
1
0
-62
0
0
0
0
1
-65
0
0
0
0
0
MUTE
Table 11. Initial Power-Up Command
Register Status
MODE B7 B6 B5 B4 B3 B2 B1 B0
Power-On
Reset
1
1
1
1
1
1
1
1
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