max98088 Maxim Integrated Products, Inc., max98088 Datasheet - Page 46
max98088
Manufacturer Part Number
max98088
Description
Stereo Audio Codec With Flexsound Technology
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.MAX98088.pdf
(123 pages)
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(V
between SPK_P and SPK_N. Receiver load (R
from HPL or HPR to HPGND. R
C
0dB, AV
unless otherwise noted.)
Stereo Audio Codec
with FLEXSOUND Technology
46
HPVSS
AVDD
100
90
80
70
60
50
40
30
20
10
0
0.01
PGAIN_
= V
= 1FF. AV
PVDD CURRENT vs. OUTPUT POWER
MCLK = 12.288MHz
LRCLK = 48kHz
LOW POWER MODE
AV
HP_
OUTPUT POWER PER CHANNEL (mW)
PVDD
= +3dB
(DAC TO HEADPHONE)
0.1
= 0dB, AV
-10
-20
-30
-40
-50
-60
-70
-80
= V
MICPRE_
10
0
10
R
PH
DVDD
MCLK = 13MHz
LRCLK = 8kHz
FREQ MODE
R
1
HP
= 16I
HP_
= 32I
= +20dB, AV
= V
GAIN vs. FREQUENCY
100
(DAC TO HEADPHONE)
R
PH
= 0dB, AV
HP
10
= 32I
DVDDS1
FREQUENCY (Hz)
= J, R
1000
100
MICPGA_
REC
= V
REC
10,000
DVDDS2
= 0dB, AV
= J, Z
-100
MODE = 0
MODE = 1
-10
-20
-30
-40
-50
-60
-70
-80
-90
Typical Operating Characteristics (continued)
REC
0
= 0dB, AV
10
vs. FREQUENCY (DAC TO HEADPHONE)
) connected between RECP and RECN. Headphone loads (R
100,000
SPK
V
POWER-SUPPLY REJECTION RATIO
= +1.8V, V
RIPPLE
SPK_
RIPPLE ON AVDD,
= J, C
DVDD, HPVDD
= 200mV
100
DACATTN
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS = 1. T
FREQUENCY (Hz)
REF
P-P
SPKLVDD
1000
= 2.2FF, C
RIPPLE ON SPKLVDD,
= 0dB, AV
SPKRVDD
10,000
= V
140
120
100
80
60
40
20
0
MICBIAS
SPKRVDD
0.01
DACGAIN
100,000
PVDD CURRENT vs. OUTPUT POWER
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
R
HP
= 32I
OUTPUT POWER PER CHANNEL (W)
= C
(DAC TO HEADPHONE)
0.1
= 3.7V. Speaker loads (Z
= 0dB, AV
REG
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
R
10
= 1FF, C
PH
vs. FREQUENCY (DAC TO HEADPHONE)
1
V
LOW POWER MODE
POWER-SUPPLY REJECTION RATIO
= 16I
RIPPLE
RIPPLE ON SPKLVDD,
RIPPLE ON AVDD,
DVDD, HPVDD
ADCLVL
= 200mV
100
SPKRVDD
R
10
C1N-C1P
PH
FREQUENCY (Hz)
= 32I
P-P
= 0dB, AV
1000
100
= 1FF, C
SPK
HP
10,000
) connected
) connected
A
ADCGAIN
= +25NC,
HPVDD
100,000
=
=
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