max98089 Maxim Integrated Products, Inc., max98089 Datasheet - Page 29

• Manufacturer Part Number: max98089
• Description: Low-power, Stereo Audio Codec With Flexsound Technology
• Manufacturer: Maxim Integrated Products, Inc.

(V
SPK_P and SPK_N. Receiver load (R
to HPGND. Line out (R
1FF, C
AV
= +25NC, unless otherwise noted.)
AVDD
ADCGAIN
-100
-120
-140
-160
-180
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
10
20
0
0
HPVDD
10
0
= V
GAIN vs. FREQUENCY (MIC TO ADC)
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
V
AV
IN
MICPRE_
PVDD
= 0dB, AV
= 1V
FFT, 0dBFS (MIC TO ADC)
= C
P-P
1
= 0dB
= V
HPVSS
100
FREQUENCY (kHz)
FREQUENCY (Hz)
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DVDD
PGAIN_
LOUT
2
= 1FF. AV
= V
MODE = 0
MODE = 1
) connected from LOUTL or LOUTR to SPKLGND, C
AV
MCLK = 13MHz
1k
= 0dB, AV
LRCLK = 8kHz
MICPRE
DVDDS1
FREQ MODE
3
MICPRE_
= 0dB
REC
= V
10k
) connected between RECP and RECN. Headphone loads (R
HP_
4
DVDDS2
= +20dB, AV
= 0dB, AV
-100
-120
-140
-160
-180
Low-Power, Stereo Audio Codec
-20
-40
-60
-80
90
80
70
60
50
40
30
20
10
Typical Operating Characteristics (continued)
0
0
= 1.8V, V
10
0
RATIO vs. FREQUENCY (MIC TO ADC)
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
V
C
REC
IN
IN
500
= 1V
= 1µF
MICPGA_
COMMON-MODE REJECTION
FFT, -60dBFS (MIC TO ADC)
= 0dB, AV
P-P
SPKLVDD
1k
with FlexSound Technology
AV
AV
AV
100
PRE
PRE
FREQUENCY (Hz)
FREQUENCY (Hz)
PRE
1.5k
= 20dB
= 30dB
= 0dB, AV
= 0dB
2k
SPK_
= V
2.5k
AV
SPKRVDD
MCLK = 13MHz
1k
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS = 1. T
MICPRE_
LRCLK = 8kHz
FREQ MODE
3k
DACATTN
= 0dB
3.5k
REF
= 3.7V. Speaker loads (Z
10k
= 2.2FF, C
4k
= 0dB, AV
-100
-120
-140
120
100
-20
-40
-60
-80
80
60
40
20
20
0
0
MICBIAS
10
0
DACGAIN
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
AV
C
V
RIPPLE ON SPKLVDD, SPKRVDD
POWER-SUPPLY REJECTION RATIO
RIPPLE
IN
MICPRE
HP
vs. FREQUENCY (MIC TO ADC)
= 1µF
FFT, 0dBFS (MIC TO ADC)
) connected from HPL or HPR
= 200mV
RIPPLE ON AVDD, DVDD, HPVDD
100
= C
MAX98089
5
= 0dB
= 0dB, AV
FREQUENCY (kHz)
SPK
FREQUENCY (Hz)
REG
P-P
) connected between
1k
10
= 1FF, C
AV
LRCLK = 44.1kHz
ADCLVL
MCLK = 13MHz
MICPRE_
10k
15
PLL MODE
C1N-C1P
C
IN
= 0dB
= 1µF
= 0dB,
100k
20
=
A