MAX98090BEWJ+T Maxim Integrated, MAX98090BEWJ+T Datasheet - Page 137
MAX98090BEWJ+T
Manufacturer Part Number
MAX98090BEWJ+T
Description
Interface - CODECs 5V 130mW Stereo Headphone Amp
Manufacturer
Maxim Integrated
Datasheet
1.MAX98090BETL.pdf
(166 pages)
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MAX98090
The headphone output programmable gain amplifiers
(PGAs) have a wide volume adjustment range from -67dB
to +3dB, provide a high attenuation mute control (Table 72
Table 72. Left Headphone Amplifier Volume Control Register
Table 73. Right Headphone Amplifier Volume Control Register
www.maximintegrated.com
BIT
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
HPVOLL[4:0]
HPVOLR[4:0]
ADDRESS: 0x2C
ADDRESS: 0x2D
NAME
HPLM
NAME
HPRM
—
—
—
—
TYPE
R/W
R/W
TYPE POR
—
—
R/W
R/W
—
—
POR
—
—
—
—
0
1
1
0
1
0
0
1
1
0
1
0
Left Headphone Output Amplifier Volume Control Configuration
Right Headphone Output Mute Enable
Right Headphone Output Amplifier Volume Control Configuration
Left Headphone Output Mute Enable
0 : Headphone output volume set by the volume control bits.
1 : Headphone output muted.
0x1F: +3dB
0x1E: +2.5dB
0x1D: +2dB
0x1C: +1.5dB
0x1B: +1dB
0x1A: +0dB
0x19: -1dB
0x18: -2dB
0 : Headphone output volume set by the volume control bits.
1 : Headphone output muted.
0x1F: +3dB
0x1E: +2.5dB
0x1D: +2dB
0x1C: +1.5dB
0x1B: +1dB
0x1A: +0dB
0x19: -1dB
0x18: -2dB
0x17: -3dB
0x16: -4dB
0x15: -5dB
0x14: -7dB
0x13: -9dB
0x12: -11dB
0x11: -13dB
0x10: -15d
0x17: -3dB
0x16: -4dB
0x15: -5dB
0x14: -7dB
0x13: -9dB
0x12: -11dB
0x11: -13dB
0x10: -15dB
and Table 73), and feature programmable click-and-pop
reduction options. See the
tion for details.
Ultra-Low Power Stereo Audio Codec
DESCRIPTION
DESCRIPTION
—
—
—
—
0x0F: -17dB
0x0E: -19dB
0x0D: -22dB
0x0C: -25dB
0x0B: -28dB
0x0A: -31dB
0x09: -34dB
0x08: -37dB
0x0F: -17dB
0x0E: -19dB
0x0D: -22dB
0x0C: -25dB
0x0B: -28dB
0x0A: -31dB
0x09: -34dB
0x08: -37dB
Click-and-Pop Reduction
Maxim Integrated │ 137
0x07: -40dB
0x06: -43dB
0x06: -47dB
0x04: -51dB
0x03: -55dB
0x02: -59dB
0x01: -63dB
0x00: -67dB
0x07: -40dB
0x06: -43dB
0x06: -47dB
0x04: -51dB
0x03: -55dB
0x02: -59dB
0x01: -63dB
0x00: -67dB
sec-
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