max98089 Maxim Integrated Products, Inc., max98089 Datasheet - Page 32

• 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
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
HPVDD
10
= V
NOISE vs. FREQUENCY (LINE TO ADC)
TOTAL HARMONIC DISTORTION PLUS
PVDD
= 0dB, AV
= C
100
= V
HPVSS
FREQUENCY (Hz)
-100
���������������������������������������������������������������� Maxim Integrated Products 32
-10
-20
-30
-40
-50
-60
-70
-80
-90
DVDD
0
TOTAL HARMONIC DISTORTION PLUS NOISE
PGAIN_
LOUT
10
1k
= 1FF. AV
MCLK = 12.288MHz
vs. FREQUENCY (LINE-IN TO ADC)
= V
AV
) connected from LOUTL or LOUTR to SPKLGND, C
LRCLK = 48kHz
PGAIN_
V
= 0dB, AV
DVDDS1
IN
100
10k
= 1.4V
C
NI MODE
IN
= -6dB
FREQUENCY (Hz)
MICPRE_
= 1µF
REC
P-P
= V
100k
1k
EXTERNAL GAIN MODE
) connected between RECP and RECN. Headphone loads (R
HP_
MCLK = 12.288MHz
DVDDS2
= +20dB, AV
= 0dB, AV
LRCLK = 48kHz
R
V
10k
EXT
-100
IN
-10
-20
-30
-40
-50
-60
-70
-80
-90
Low-Power, Stereo Audio Codec
= 1V
Typical Operating Characteristics (continued)
0
= 56kI
= 1.8V, V
10
RMS
NOISE vs. FREQUENCY (LINE TO ADC)
TOTAL HARMONIC DISTORTION PLUS
REC
100k
MICPGA_
Line to ADC
= 0dB, AV
100
SPKLVDD
with FlexSound Technology
FREQUENCY (Hz)
= 0dB, AV
1k
SPK_
= V
MCLK = 12.288MHz
AV
LRCLK = 48kHz
SPKRVDD
PGAIN_
= 0dB, MCLK = 12.288MHz, LRCLK = 48kHz, MAS = 1. T
V
10k
IN
C
120
100
DACATTN
NI MODE
IN
80
60
40
20
= 1V
0
= 0dB
= 1µF
10
REF
P-P
POWER-SUPPLY REJECTION RATIO
= 3.7V. Speaker loads (Z
100k
vs. FREQUENCY (LINE TO ADC)
= 2.2FF, C
= 0dB, AV
RIPPLE ON SPKLVDD, SPKRVDD
RIPPLE ON AVDD, DVDD, HPVDD
100
FREQUENCY (Hz)
-10
-20
-30
-40
-50
-60
-70
-80
0
TOTAL HARMONIC DISTORTION PLUS NOISE
MICBIAS
10
1k
DACGAIN
V
RIPPLE
HP
vs. FREQUENCY (LINE TO ADC)
) connected from HPL or HPR
= 200mV
100
10k
= C
MAX98089
= 0dB, AV
SPK
FREQUENCY (Hz)
REG
P-P
) connected between
100k
1k
= 1FF, C
MCLK = 12.288MHz
AV
ADCLVL
PGAIN_
LRCLK = 48kHz
V
10k
IN
C1N-C1P
= 0.1V
NI MODE
= +20dB
= 0dB,
P-P
100k
=
A