Preliminary Technical Data
WM9713L
AUDIO INPUTS
Test Conditions
DBVDD=3.3V, DCVDD = 3.3V, AVDD = 3.3V, T
A
= +25
o
C, 1kHz signal, fs = 48kHz, 24-bit audio data unless otherwise stated.
PARAMETER
Full Scale Input Signal Level
(for ADC 0dB Input at 0dB Gain)
SYMBOL
V
INFS
TEST CONDITIONS
AVDD = 3.3V
AVDD = 1.8V
differential input mode
(MS = 01)
Input Resistance
Input Capacitance
Line input to ADC (LINEL, LINER, MONOIN)
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
Power Supply Rejection
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
Power Supply Rejection Ratio
Common Mode Rejection Ratio
SNR
THD
PSRR
SNR
THD
PSRR
CMRR
Differential mic mode
20Hz to 20kHz
20dB boost enabled
20dB boost enabled
80
87
-86
50
80
-80
50
TBD
-80
dB
dB
dB
dB
dB
dB
dB
R
IN
0dB PGA gain
12dB PGA gain
MIN
TYP
1.0
0.545
half of the value listed above
25.6
10.4
32
13
5
38.4
15.6
pF
kΩ
MAX
UNIT
Vrms
LINEL/R, MIC1/2A/2B and MONOIN pins
Microphone input to ADC (MIC1/2A/2B pins)
AUXILIARY MONO DAC (AUXDAC)
Test Conditions
AVDD = 3.3V, T
A
= +25
o
C, unless otherwise stated.
PARAMETER
Resolution
Full scale output voltage
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
SNR
THD
AVDD=3.3V
SYMBOL
TEST CONDITIONS
MIN
TYP
12
1
TBD
TBD
MAX
UNIT
bits
Vrms
dB
dB
PCM VOICE DAC (VXDAC)
Test Conditions
AVDD = 3.3V, T
A
= +25
o
C, unless otherwise stated.
PARAMETER
Resolution
Sample rates
Full scale output voltage
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
SNR
THD
AVDD=3.3V
SYMBOL
TEST CONDITIONS
MIN
TYP
16
8
1
80
74
16
MAX
UNIT
bits
Ks/s
Vrms
dB
dB
1
PTD, March 2004, Rev 2.2
9
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
