max98089 Maxim Integrated Products, Inc., max98089 Datasheet - Page 40

• 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
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
TOTAL HARMONIC DISTORTION PLUS NOISE
TOTAL HARMONIC DISTORTION PLUS NOISE
HPVDD
100
0
vs. OUTPUT POWER (DAC TO SPEAKER)
= V
V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
AV
vs. FREQUENCY (DAC TO SPEAKER)
V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
AV
SPK_VDD
SP_
SPK_VDD
SPK_
SPK_
f = 100Hz
SPK_VOL
PVDD
P
= 0dB, AV
= 8I + 68µH
OUT
0.5
= C
= 4I + 33µH
= +8dB
P
OUT
= 4.2V
= 0.25W
= 4.2V
= +8dB
= V
OUTPUT POWER (W)
HPVSS
1k
f = 6000Hz
= 0.55W
FREQUENCY (Hz)
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1.0
DVDD
f = 1000Hz
PGAIN_
LOUT
= 1FF. AV
1.5
= V
) connected from LOUTL or LOUTR to SPKLGND, C
10k
= 0dB, AV
DVDDS1
2.0
MICPRE_
REC
= V
100k
2.5
) connected between RECP and RECN. Headphone loads (R
HP_
DVDDS2
= +20dB, AV
= 0dB, AV
-10
-20
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-40
-50
-60
-70
-80
-90
-10
-20
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-40
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-60
-70
-80
-90
Low-Power, Stereo Audio Codec
Typical Operating Characteristics (continued)
0
0
TOTAL HARMONIC DISTORTION PLUS NOISE
= 1.8V, V
TOTAL HARMONIC DISTORTION PLUS NOISE
100
0
vs. OUTPUT POWER (DAC TO SPEAKER)
V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
AV
V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
AV
vs. FREQUENCY (DAC TO SPEAKER)
REC
SPK_
SPK_
0.2
SPK_VDD
SPK_VDD
f = 100Hz
SPK_
SPK_VOL
P
MICPGA_
OUT
P
0.4 0.6 0.8 1.0
= 8I + 68µH
= 4I + 33µH
OUT
= 0dB, AV
= +8dB
SPKLVDD
= 0.55W
with FlexSound Technology
= 3.7V
= 3.7V
= 0.25W
= +8dB
OUTPUT POWER (W)
f = 6000Hz
1k
FREQUENCY (Hz)
f = 1000Hz
= 0dB, AV
SPK_
= V
1.2 1.4
SPKRVDD
10k
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS = 1. T
DACATTN
1.6
REF
1.8
= 3.7V. Speaker loads (Z
100k
2.0
= 2.2FF, C
= 0dB, AV
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
0
TOTAL HARMONIC DISTORTION PLUS NOISE
0
TOTAL HARMONIC DISTORTION PLUS NOISE
MICBIAS
100
0
vs. OUTPUT POWER (DAC TO SPEAKER)
DACGAIN
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
V
AV
V
MCLK = 12.288MHz
LRCLK = 48kHz
NI MODE
Z
AV
SP_
SPK_VDD
vs. FREQUENCY (DAC TO SPEAKER)
SPK_
SPK_VDD
SPK_
SPK_
HP
f = 100Hz
0.2
= 4I + 33µH
= 4I + 33µH
) connected from HPL or HPR
= +8dB
= +8dB
= C
MAX98089
= 3.0V
= 4.2V
OUTPUT POWER (W)
0.4
= 0dB, AV
SPK
1k
FREQUENCY (Hz)
REG
f = 1000Hz
P
OUT
P
) connected between
OUT
0.6
= 1FF, C
= 0.55W
= 0.25W
ADCLVL
0.8
10k
f = 6000Hz
C1N-C1P
1.0
= 0dB,
1.2
100k
=
A