wm9707scft-v Wolfson Microelectronics plc, wm9707scft-v Datasheet - Page 6

• Manufacturer Part Number: wm9707scft-v
• Description: Ac?97 Revision 2.1 Audio Codec With Spdif Output
• Manufacturer: Wolfson Microelectronics plc

WM9707
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Test Characteristics:
AVDD = 5.0V, DVDD = 3.3V; Ambient Temperature: TA = +25
PARAMETER
DAC Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR A-weighted (Note 1)
Full scale output voltage
THD
Frequency response
Transition band
Stop band
Out of band rejection
Spurious tone reduction
PSRR
ADC Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR A-weighted (Note 1)
ADC input for full scale output
THD
Frequency response
Transition band
Stop band
Stop band rejection
PSRR
Mixer Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR CD path A-weighted
SNR Other paths A-weighted
(Note 1)
Maximum input voltage
Maximum output voltage on
LINEOUT
THD
Frequency response (+/-1dB)
Input impedance (CD inputs)
Input impedance (other mixer
inputs)
Input impedance MIC inputs
PSRR
DAC Circuit Specifications (AVDD = 3.3V) 48kHz sampling
SNR A-weighted (Note 1)
Full scale output voltage
THD
Frequency response
Transition band
Stop band
Out of band rejection
Spurious tone reduction
PSRR
(Note 1)
SYMBOL
TEST CONDITIONS
VREF = 1.65V
VREF = 2.5V
VREF = 2.5V
-3dBFS input
-3dBfs input
20 to 20kHz
20 to 20kHz
At max gain
At max gain
20 to 20kHz
20 to 20kHz
-6dBv input
At any gain
At 0db gain
At 0db gain
0dBv input
o
C unless otherwise stated.
74 (0.02%)
19,200
28,800
19,200
28,800
19,200
28,800
AVSS
MIN
-74
1.0
85
20
75
74
20
90
85
74
20
10
50
10
55
20
-100
-100
TYP
100
100
110
1.0
-90
-40
1.0
-85
1.0
1.8
-90
0.7
-85
-40
95
40
90
40
95
15
20
30
50
92
40
PD, Rev 4.4, March 2009
19,200
28,800
19,200
28,800
20,000
19,200
28,800
AVDD
MAX
Production Data
Vrms
Vrms
Vrms
Vrms
Vrms
UNIT
dBv
dBv
kΩ
kΩ
kΩ
kΩ
kΩ
Hz
Hz
Hz
dB
dB
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB
dB
dB
Hz
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB
6