MAX98089EVKIT+WLP Maxim Integrated, MAX98089EVKIT+WLP Datasheet - Page 98

• Manufacturer Part Number: MAX98089EVKIT+WLP
• Description: Audio IC Development Tools
• Manufacturer: Maxim Integrated
• Type: Audio CODECr

Specifications of MAX98089EVKIT+WLP

• Product: Evaluation Kits
• Tool Is For Evaluation Of: MAX98089
• Operating Supply Voltage: 2.8 V to 5.5 V
• Interface Type: I2C
• Operating Supply Current: 1 A

The IC’s receiver amplifier accepts input from the stereo DAC, the line inputs (single-ended or differential), and the MIC
inputs. Configure the mixer to mix any combination of the available sources. When more than one signal is selected, the
mixed signal can be configured to attenuate 6dB, 9dB, or 12dB.
Table 20. Receiver Output Mixer Register
Maxim Integrated
REGISTER
0x28
0x29
0x2A
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
3
2
1
0
0
LINE_MODE
MIXRECR
MIXRECR
MIXRECL
MIXRECL
NAME
_GAIN
_GAIN
Left Receiver Output Mixer
1xxxxxxx = Right DAC
x1xxxxxx = MIC2
xx1xxxxx = MIC1
xxx1xxxx = INB2 (INBDIFF = 0) or INB2-INB1 (INADIFF = 1)
xxxx1xxx = INB1
xxxxx1xx = INA2 (INADIFF = 0) or INA2-INA1 (INADIFF = 1)
xxxxxx1x = INA1
xxxxxxx1 = Left DAC
Right Receiver Output Mixer
1xxxxxxx = Left DAC
x1xxxxxx = MIC2
xx1xxxxx = MIC1
xxx1xxxx = INB2 (INBDIFF = 0) or INB2-INB1 (INBDIFF = 1)
xxxx1xxx = INA1
xxxxx1xx = INA2 (INADIFF = 0) or INA2-INA1 (INADIFF = 1)
xxxxxx1x = INA1
xxxxxxx1 = Right DAC
Receiver Output Mode. Configures receive path output mode between BTL and
stereo line output.
0 = BTL
1 = Stereo line output
Right Receiver Mixer Gain Select
00 = 0dB
01 = -6dB
10 = -9dB
11 = -12dB
Left Receiver Mixer Gain Select
00 = 0dB
01 = -6dB
10 = -9dB
11 = -12dB
Low-Power, Stereo Audio Codec
with FlexSound Technology
DESCRIPTION
MAX98089
Receiver Output Mixer
98