MAX98090BEWJ+T Maxim Integrated, MAX98090BEWJ+T Datasheet - Page 41
MAX98090BEWJ+T
Manufacturer Part Number
MAX98090BEWJ+T
Description
Interface - CODECs 5V 130mW Stereo Headphone Amp
Manufacturer
Maxim Integrated
Datasheet
1.MAX98090BETL.pdf
(166 pages)
- Current page: 41 of 166
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MAX98090
Typical Operating Characteristics (continued)
(V
between RCVP/LOUTL and RCVN/LOUTR (LINMOD = 0). Line output loads (R
RCVN/LOUTR to GND (LINMOD = 1). Headphone loads (R
nected between SPK_P and SPK_N. R
= C
A
0, 20-bit source data. T
www.maximintegrated.com
V_DACGAIN
AVDD
-100
-120
-140
-160
-100
-120
-140
-160
CPVDD
-20
-40
-60
-80
-20
-40
-60
-80
20
20
0
0
0
0
= V
(DIGITAL MIC TO RECORD PATH)
(DIGITAL MIC TO RECORD PATH)
1k
= C
HPVDD
INBAND OUTPUT SPECTRUM,
INBAND OUTPUT SPECTRUM,
= 0dB, A
CPVSS
2k
5k
-26dBFS INPUT
-10dBFS INPUT
FREQUENCY (Hz)
FREQUENCY (Hz)
= V
3k
V_MIXGAIN
DVDDIO
= 1µF. A
A
10k
4k
f
DMICCLCK
= T
f
DMICCLK
f
MCLK
5k
MIN
f
f
A
f
A
MCLK
LRCLK
LRCLK
V_DMIC
V_DMIC
= 12.288MHz
= 3.072MHz
= 1.8V, V
15k
V_MICPRE_
6k
= 3.25MHz
to T
= 13MHz
= 0dB, A
= 16kHz
= 48kHz
= 0dB
= 0dB
7k
MAX
RCV
8k
20k
DVDD
unless otherwise noted. Typical values are at T
V_RCV
= J, R
= A
= 1.2V, V
V_MICPGA_
-100
-120
-140
-160
-100
-120
-140
-160
-20
-40
-60
-80
-20
-40
-60
-80
= A
20
20
LOUT
0
0
0
V_LOUT
0
(DIGITAL MIC TO RECORD PATH)
(DIGITAL MIC TO RECORD PATH)
= J, R
1k
SPKLVDD
INBAND OUTPUT SPECTRUM,
INBAND OUTPUT SPECTRUM,
= A
2k
5k
= A
HP
HP
-60dBFS INPUT
-26dBFS INPUT
V_LINEPGA_
FREQUENCY (Hz)
FREQUENCY (Hz)
) connected from HPL or HPR to GND. Speaker loads (Z
V_HP
3k
= V
= J, Z
10k
4k
f
DMICCLCK
SPKRVDD
= A
f
DMICCLK
f
MCLK
Ultra-Low Power Stereo Audio Codec
SPK
5k
V_SPK
f
f
A
A
MCLK
f
LRCLK
LRCLK
V_DMIC
V_DMIC
= 12.288MHz
= 0dB, A
= 3.072MHz
15k
6k
= 3.25MHz
= J. C
= 13MHz
= 16kHz
= 48kHz
= V
= 0dB
= 0dB
= 0dB. f
7k
LOUT
SPKVDD
REF
8k
20k
V_ADCLVL
) connected between from RCVP/LOUTL and
= 2.2µF, C
MCLK
A
= +25°C.) (Note 2)
= 3.7V. Receiver load (R
-100
-120
-100
-120
-140
-160
-20
-40
-60
-80
-20
-40
-60
-80
= 12.288MHz, f
20
0
0
= A
10
0
BIAS
V_ADCGAIN
f
f
f
A
MCLK
LRCLK
DMICCLK
V_DMIC
(DIGITAL MIC TO RECORD PATH)
(DIGITAL MIC TO RECORD PATH)
TOTAL HARMONIC DISTORTION
INBAND OUTPUT SPECTRUM,
PLUS NOISE vs. FREQUENCY
V
= C
= 12.288MHz
IN
= 48kHz
100
5k
= 0dB
= -3dBFS
= 3.072MHz
MICBIAS
-60dBFS INPUT
FREQUENCY (Hz)
FREQUENCY (Hz)
LRCLK
Maxim Integrated │ 41
= 0dB, A
10k
1k
f
DMICCLCK
f
V
= 1µF, C
MCLK
= 48kHz, MAS =
IN
RCV
= -26dBFS
f
A
LRCLK
V_DMIC
= 12.288MHz
V_DACLVL
= 3.072MHz
) connected
10k
15k
SPK
= 48kHz
C1N-C1P
= 0dB
) con-
100k
20k
=
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