WM9701 Wolfson Microelectronics plc, WM9701 Datasheet - Page 4

• Manufacturer Part Number: WM9701
• Description: Low Power AC97 Multimedia Audio Codec
• Manufacturer: Wolfson Microelectronics plc

WM9701A
WOLFSON MICROELECTRONICS LTD.
Test Conditions:
AVDD = 5V, GND = 0V, DVDD = 3.3V, GND = 0V, T
DAC Circuit Specifications 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 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 48kHz Sampling
SNR CD path A-weighted
(Note 1)
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
Clock Frequency Range
Crystal clock
BIT_CLK frequency
SYNC frequency
Note:
1.
SNR is the ratio of 0dB full scale signal level to output level with no signal present, A-weighted and 20 - 20kHz bandwidth.
A
= 0
VREF = 1.65V,
VREF = 1.65V
VREF = 2.5V,
AVDD = 3.3V
AVDD = 3.3V
AVDD = 3.3V
AVDD = 3.3V
-3dBFS input
VREF = 2.5V
AVDD = 3.3V
20 to 20kHz
20 to 20kHz
20 to 20kHz
-6dBV input
At max gain
At max gain
AVDD = 5V
AVDD = 5V
AVDD = 5V
AVDD = 5V
AVDD = 5V
At 0db gain
At 0db gain
At any gain
0dBV input
o
C to +70
o
C, unless otherwise stated.
-74 (0.2%)
-74 (0.2%)
74 (0.2%)
19,200
28,800
19,200
28,800
AVSS
85
20
75
74
20
90
85
20
10
10
10
24.576
12.288
0.66
-100
0.66
0.66
48.0
100
1.0
-40
1.0
1.0
1.0
-92
96
93
90
46
92
90
90
40
95
93
95
93
15
20
80
15
40
PD Rev 3.2 January 2001
19,200
28,800
19,200
28,800
20,000
AVDD
Production Data
kohm
kohm
kohm
kohm
kohm
Vrms
Vrms
Vrms
Vrms
Vrms
Vrms
MHz
MHz
kHz
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB
dB
dB
dB
Hz
Hz
Hz
dB
dB
dB
dB
dB
dB
dB
Hz
dB
4