MAX98090AETL+ Maxim Integrated, MAX98090AETL+ Datasheet - Page 99

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

Specifications of MAX98090AETL+

• Rohs: yes

MAX98090
Record Path Digital Gain and Level Control
The stereo record path DSP includes a digital gain
and level control stage. The settings can be configured
independently by channel, and are primarily used when
Table 32. Left Record Path Digital Gain Configuration Register
Table 33. Right Record Path Digital Gain Configuration Register
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BIT
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
AVRG[2:0]
AVLG[2:0]
AVR[3:0]
AVL[3:0]
ADDRESS: 0x17
ADDRESS: 0x18
NAME
NAME
—
—
TYPE
TYPE
R/W
R/W
R/W
R/W
—
—
POR
POR
—
—
0
0
0
0
0
1
1
0
0
0
0
0
1
1
Left Record Path Digital Coarse Gain Configuration
Left Record Path Digital Fine Adjust Gain Configuration
Right Record Path Digital Coarse Gain Configuration
Right Record Path Digital Fine Adjust Gain Configuration
000 : 0dB
001 : +6dB
0x0: +3dB
0x1: +2dB
0x2: +1dB
0x3: +0dB
000 : 0dB
001 : +6dB
0x0: +3dB
0x1: +2dB
0x2: +1dB
0x3: +0dB
010 : +12dB
011 : +18dB
0x4: -1dB
0x5: -2dB
0x6: -3dB
0x7: -4dB
010 : +12dB
011 : +18dB
0x4: -1dB
0x5: -2dB
0x6: -3dB
0x7: -4dB
adjusting the record level for digital microphones. The
coarse digital gain adjustment can be set from 0dB to
+42dB in 6dB increments, and the fine adjust level control
gain can be set from -12dB to +3dB in 1dB increments
(Tables 32 and 33).
Ultra-Low Power Stereo Audio Codec
DESCRIPTION
DESCRIPTION
100 : +24dB
101 : +30dB
0x8: -5dB
0x9: -6dB
0xA: -7dB
0xB: -8dB
100 : +24dB
101 : +30dB
0x8: -5dB
0x9: -6dB
0xA: -7dB
0xB: -8dB
—
—
110 : +36dB
111 : +42dB
0xC: -9dB
0xD: -10dB
0xE: -11dB
0xF: -12dB
110 : +36dB
111 : +42dB
0xC: -9dB
0xD: -10dB
0xE: -11dB
0xF: -12dB
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