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WM8994ECS/R Datenblatt(PDF) 24 Page - Cirrus Logic

Teilenummer WM8994ECS/R
Bauteilbeschribung  Multi-channel Audio Hub CODEC for Smartphones
PDF  363 Pages
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Hersteller  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

WM8994ECS/R Datenblatt(HTML) 24 Page - Cirrus Logic

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WM8994
24
Rev 4.6
Test Conditions
AVDD1=3.0V (powered from LDO1), DCVDD=1.0V (powered from LDO2), AVDD2=DBVDD=LDO2VDD=CPVDD=1.8V,
LDO1VDD=SPKVDD1=SPKVDD2=5V, DGND=AGND=CPGND=SPKGND1=SPKGND2=HP2GND=0V,
TA = +25
oC, 1kHz sinusoidal signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
F5
Direct Voice Path to Earpiece Driver (Load = 16
 BTL)
SNR
A-weighted
HPOUT2P
HPOUT2N
VRXN
VRXP
Direct
Voice
Path
0dB
Rload=
16ohm
90
104
dB
THD
PO=50mW
-70
dB
THD+N
PO=50mW
-68
-60
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
91
dB
F6
Direct Voice Path to Speaker Outputs (Load = 8
 + 22H BTL, Stereo Mode)
Class D Mode, +12dB boost (SPKOUTx_BOOST = 111)
SNR
A-weighted
VRXN
VRXP
Direct
Voice
Path
Rload
=8ohm
SPKOUTLP or
SPKOUTRP
SPKOUTLN or
SPKOUTRN
+12dB
97
dB
THD
PO=0.5W
-62
dB
THD+N
PO=0.5W
-60
dB
THD
PO=1.0W
-67
dB
THD+N
PO=1.0W
-65
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
63
dB
Direct Voice Path to Speaker Outputs (Load = 8
 + 22H BTL, Stereo Mode)
Class AB Mode, +12dB boost (SPKOUTx_BOOST = 111)
SNR
A-weighted
VRXN
VRXP
Direct
Voice
Path
Rload
=8ohm
SPKOUTLP or
SPKOUTRP
SPKOUTLN or
SPKOUTRN
+12dB
103
dB
THD
PO=0.5W
-62
dB
THD+N
PO=0.5W
-60
dB
THD
PO=1.0W
-64
dB
THD+N
PO=1.0W
-62
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
67
dB
F7
Line Input to Speaker Outputs via SPKMIXL or SPKMIXR (Load = 8
 + 22H BTL, Stereo Mode)
Class D Mode, +12dB boost (SPKOUTx_BOOST = 111)
SNR
A-weighted
RLOAD =
8ohm
SPKMIXL or
SPKMIXR
+
IN1LP or
IN1RP
SPKLVOL or
SPKRVOL
+
SPKOUTLBOOST
or
SPKOUTRBOOST
SPKOUTLN or
SPKOUTRN
SPKOUTLP or
SPKOUTRP
+12dB
93
dB
THD
PO=0.5W
-62
dB
THD+N
PO=0.5W
-60
dB
THD
PO=1.0W
-67
dB
THD+N
PO=1.0W
-65
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
47
dB
Line Input to Speaker Outputs via SPKMIXL or SPKMIXR (Load = 8
 + 22H BTL, Stereo Mode)
Class AB Mode, +12dB boost (SPKOUTx_BOOST = 111)
SNR
A-weighted
RLOAD =
8ohm
SPKMIXL or
SPKMIXR
+
IN1LP or
IN1RP
SPKLVOL or
SPKRVOL
+
SPKOUTLBOOST
or
SPKOUTRBOOST
SPKOUTLN or
SPKOUTRN
SPKOUTLP or
SPKOUTRP
+12dB
96
dB
THD
PO=0.5W
-72
dB
THD+N
PO=0.5W
-68
dB
THD
PO=1.0W
-64
dB
THD+N
PO=1.0W
-62
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
47
dB



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