MAX98090AETL+ Maxim Integrated, MAX98090AETL+ Datasheet - Page 133

• Manufacturer Part Number: MAX98090AETL+
• Description: Interface - CODECs 5V 130mW Stereo Headphone Amp
• Manufacturer: Maxim Integrated

Specifications of MAX98090AETL+

• Rohs: yes

MAX98090
The speaker output programmable gain amplifiers (PGAs)
have a wide volume adjustment range from -48dB to
+14dB, provide a high attenuation mute control (Table 67
and Table 68), and feature programmable click and pop
Table 67. Left Speaker Amplifier Volume Control Register
Table 68. Right Speaker 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
SPVOLR[5:0]
SPVOLL[5:0]
ADDRESS: 0x31
ADDRESS: 0x32
NAME
NAME
SPRM
SPLM
—
—
TYPE POR
TYPE POR
R/W
R/W
R/W
R/W
—
—
—
—
0
1
0
1
1
0
0
0
1
0
1
1
0
0
Left Speaker Output Mute Enable
Left Speaker Output Amplifier Volume Control Configuration
Right Speaker Output Mute Enable
Right Speaker Output Amplifier Volume Control Configuration
0 : Speaker output volume set by the volume control bits.
1 : Left speaker output muted.
0x3F: +14dB
0x3E: +13.5dB
0x3D: +13dB
0x3C: +12.5dB
0x3B: +12dB
0x3A: +11.5dB
0x39: +11dB
0x38: +10.5dB
0x37: +10dB
0x36: +9.5dB
0 : Speaker output volume set by the volume control bits.
1 : Right-speaker output muted.
0x3F: +14dB
0x3E: +13.5dB
0x3D: +13dB
0x3C: +12.5dB
0x3B: +12dB
0x3A: +11.5dB
0x39: +11dB
0x38: +10.5dB
0x37: +10dB
0x36: +9.5dB
0x35: +9dB
0x34: +8dB
0x33: +7dB
0x32: +6dB
0x31: +5dB
0x30: +4dB
0x2F: +3dB
0x2E: +2dB
0x2D: +1dB
0x2C: +0dB
0x35: +9dB
0x34: +8dB
0x33: +7dB
0x32: +6dB
0x31: +5dB
0x30: +4dB
0x2F: +3dB
0x2E: +2dB
0x2D: +1dB
0x2C: +0dB
reduction options. See
for details. In addition to the programmable gain range,
the Class D output driver also provides another 6dB of
built-in gain.
Ultra-Low Power Stereo Audio Codec
DESCRIPTION
DESCRIPTION
—
—
0x2B: -1dB
0x2A: -2dB
0x29: -3dB
0x28: -4dB
0x27: -5dB
0x26: -6dB
0x25: -8dB
0x24: -10dB
0x23: -12dB
0x22: -14dB
0x2B: -1dB
0x2A: -2dB
0x29: -3dB
0x28: -4dB
0x27: -5dB
0x26: -6dB
0x25: -8dB
0x24: -10dB
0x23: -12dB
0x22: -14dB
Click-and-Pop Reduction
Maxim Integrated │ 133
0x21: -17dB
0x20: -20dB
0x1F: -23dB
0x1E: -26dB
0x1D: -29dB
0x1C: -32dB
0x1B: -36dB
0x1A: -40dB
0x19: -44dB
0x18: -48dB
0x21: -17dB
0x20: -20dB
0x1F: -23dB
0x1E: -26dB
0x1D: -29dB
0x1C: -32dB
0x1B: -36dB
0x1A: -40dB
0x19: -44dB
0x18: -48dB
section