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WM8994ECS/R Datenblatt(PDF) 23 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) 23 Page - Cirrus Logic

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WM8994
Rev 4.6
23
BYPASS PATH PERFORMANCE
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
F1
Input PGA to Differential Line Output (Load = 10k
 // 50pF)
SNR
A-weighted
0dB
LINEOUT1PMIX
or
LINEOUT2PMIX
0dB
0dB
IN1L or IN1R
(Single-ended
or Differential)
LINEOUT1NMIX
or
LINEOUT2NMIX
LINEOUT1N
or
LINEOUT2N
LINEOUT1P
or
LINEOUT2P
+
+
IN1LN or
IN1RN
IN1LP or
IN1RP
-
+
100
dB
THD
0dBV output
-90
dB
THD+N
0dBV output
-87
dB
F3
Input PGA to Headphone via MIXOUTL or MIXOUTR (Load = 16
)
SNR
A-weighted
-
+
0dB
IN1L or IN1R
(Single-ended
or Differential)
0dB
MIXOUTL
or
MIXOUTR
+
IN1LN or
IN1RN
IN1LP or
IN1RP
HPOUT1LVOL
or
HPOUT1RVOL
HPOUT1L or
HPOUT1R
Rload=
16ohm
98
dB
THD
PO=20mW
-89
dB
THD+N
PO=20mW
-87
dB
THD
PO=5mW
-86
dB
THD+N
PO=5mW
-84
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
49
dB
Channel Separation
(L/R)
95
dB
F2
Line Input (IN2LP or IN2RP) to Headphone via MIXOUTL or MIXOUTR (Load = 16
)
SNR
A-weighted
MIXOUTL
or
MIXOUTR
IN2LP or
IN2RP
HPOUT1LVOL
or
HPOUT1RVOL
+
0dB
Rload=
16ohm
HPOUT1L or
HPOUT1R
100
dB
THD
PO=20mW
-86
dB
THD+N
PO=20mW
-84
dB
THD
PO=5mW
-84
dB
THD+N
PO=5mW
-82
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
49
dB
F4
Line Input (IN2LN or IN2RN) to Headphone via MIXOUTL or MIXOUTR (Load = 16
)
SNR
A-weighted
0dB
MIXOUTL or
MIXOUTR
+
IN2LN or
IN2RN
HPOUT1LVOL or
HPOUT1RVOL
HPOUT1L or
HPOUT1R
Rload=
16ohm
100
dB
THD
PO=20mW
-84
dB
THD+N
PO=20mW
-82
dB
THD
PO=5mW
-82
dB
THD+N
PO=5mW
-80
dB
PSRR (all supplies)
100mV (pk-pk)
217Hz
49
dB
Channel Separation
(L/R)
95
dB



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