MAX9888 Maxim Integrated Products, MAX9888 Datasheet - Page 38

• Manufacturer Part Number: MAX9888
• Description: Stereo Audio CODEC
• Manufacturer: Maxim Integrated Products

DataSheet.in
(V
between SPK_P and SPK_N. Receiver load (R
HPL or HPR to GND. R
= 1FF. AV
AV
1. T
Stereo Audio CODEC
with FLEXSOUND Technology
38
AVDD
PGAIN_
A
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-80
-90
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-40
-50
-60
-70
-80
-90
0
0
= +25NC, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT POWER (DAC TO SPEAKER)
0
vs. OUTPUT POWER (DAC TO SPEAKER)
0
= V
f = 100Hz
V
MCLK = 12.288MHz, LRCLK = 48kHz
NI MODE
Z
AV
V
MCLK = 12.288MHz, LRCLK = 48kHz
NI MODE
Z
AV
SPK
SPK_VDD
MICPRE_
= 0dB, AV
SPK_VDD
SPK
SPK_
SPK_
HPVDD
0.2
= 4I + 33µH
= 8I + 68µH
f = 6000Hz
0.5
= +8dB
f = 6000Hz
= +8dB
= 4.2V
= 4.2V
OUTPUT POWER (W)
OUTPUT POWER (W)
0.4
= V
= +20dB, AV
1.0
f = 1000Hz
f = 1000Hz
PGAOUT_
f = 100Hz
DVDD
HP
0.6
1.5
= J, R
0.8
= V
= 0dB, AV
2.0
MICPGA_
REC
DVDDS1
1.0
= J, Z
1.2
2.5
HP_
= V
= 0dB, AV
SPK
= 0dB, AV
DVDDS2
REC
Typical Operating Characteristics (continued)
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-70
-80
-90
= J, C
0
0
) connected between RECP and RECN. Headphone loads (R
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
vs. OUTPUT POWER (DAC TO SPEAKER)
vs. OUTPUT POWER (DAC TO SPEAKER)
f = 100Hz
f = 100Hz
V
MCLK = 12.288MHz, LRCLK = 48kHz
NI MODE
Z
AV
V
MCLK = 12.288MHz, LRCLK = 48kHz
NI MODE
Z
AV
DACATTN
SPK
SPK
SPK_VDD
SPK_VDD
= +1.8V, V
DAC to Speaker
SPK_
SPK_
REF
REC
= 8I + 68µH
= 4I + 33µH
0.2
f = 6000Hz
= +8dB
= +8dB
f = 6000Hz
0.5
= 2.2FF, C
= 3.7V
= 3.7V
= 0dB, AV
OUTPUT POWER (W)
OUTPUT POWER (W)
f = 1000Hz
f = 1000Hz
= 0dB, AV
0.4
SPKLVDD
1.0
0.6
MICBIAS
SPK_
DACGAIN
= V
1.5
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS =
0.8
SPKRVDD
= C
PREG
1.0
2.0
= 0dB, AV
= 3.7V. Speaker loads (Z
= C
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-40
-50
-60
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-80
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-20
-30
-40
-50
-60
-70
-80
-90
REG
0
0
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
ADCLVL
0
0
vs. OUTPUT POWER (DAC TO SPEAKER)
vs. OUTPUT POWER (DAC TO SPEAKER)
f = 100Hz
f = 100Hz
V
MCLK = 12.288MHz, LRCLK = 48kHz
NI MODE
Z
AV
f = 6000Hz
V
MCLK = 12.288MHz,
LRCLK = 48kHz
NI MODE
Z
AV
= 1FF, C
SPK
SPK_VDD
SPK_VDD
SPK
SPK_
SPK_
0.2
0.1
= 8I + 68µH
= 4I + 33µH
f = 6000Hz
= +8dB
= +8dB
= 0dB, AV
= 3.V
0.4
= 3V
f = 1000Hz
OUTPUT POWER (W)
OUTPUT POWER (W)
0.2
C1N-C1P
0.6
f = 1000Hz
HP
0.3
0.8
) connected from
ADCGAIN
SPK
= 1FF, C
0.4
1.0
) connected
0.5
1.2
= 0dB,
HPVSS
0.6
1.4