MAX98089EVKIT+WLP Maxim Integrated, MAX98089EVKIT+WLP Datasheet - Page 103

• 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 transfer function for the user-programmable biquad is:
Figure 27. Speaker Amplifier Signal Processing Block Diagram
Maxim Integrated
The coefficients b
rate dependent and stored in registers 0xB4 through
0xC7. Store b
a
Separate filters can be stored for the DAI1 and DAI2
playback paths.
1
and a
PARAMETRIC
5-BAND
2
+
EQ
as negated two’s complement numbers.
EQ1EN
EXCURSION LIMITER
H(z)
MULTI BAND ALC
0
DV1G:
0/6/12/18dB
DVEQ1:
0dB TO -15dB
, b
=
1
, and b
0
b
PARAMETRIC
, b
1 a z
0
5-BAND
DV2:
0dB TO -15dB
DV1:
0dB TO -15dB
+
EQ
+
1
, b
b z
EQ2EN
1
2
1
DVEQ2:
0dB TO -15dB
-1
2
as positive numbers. Store
-1
, a
+
+
a z
DCB2
1
b z
2
, and a
MODE1
DVFLT
FILTERS
FILTERS
2
AUDIO/
AUDIO/
VOICE
-2
-2
2
Low-Power, Stereo Audio Codec
are sample
MIXDAL
MIXDAR
MIX
MIX
with FlexSound Technology
DALEN
DAREN
DACR
DACL
The MAX98089 EV kit software includes a graphic interface
for generating the user-programmable biquad coefficients.
Note: Only change the excursion limiter settings when
the signal path is disabled to prevent undesired artifacts.
MIXSPR
MIXSPL
MIX
MIX
SPVOLL:
+8dB TO -62dB
SPVOLR:
+8dB TO -62dB
+6dB
+6dB
SPLEN
SPREN
MAX98089
DISTORTION LIMITER
POWER/
SPKLGND
SPKRVDD
SPKRGND
SPKLVDD
SPKRN
SPKLP
SPKLN
SPKRP
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