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WM9707SCFT/V bảng dữ liệu(PDF) 6 Page - Wolfson Microelectronics plc

tên linh kiện WM9707SCFT/V
Giải thích chi tiết về linh kiện  AC 97 Revision 2.1 Audio CODEC with SPDIF Output
PDF  35 Pages
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nhà sản xuất  WOLFSON [Wolfson Microelectronics plc]
Trang chủ  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM9707SCFT/V bảng dữ liệu(HTML) 6 Page - Wolfson Microelectronics plc

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WM9707
Production Data
w
PD Rev 4.1 June 2006
6
Test Characteristics:
AVDD = 5V, GND = 0V …………..TA = 0
oC to +70oC, unless otherwise stated
DVDD = 3.3V, GND = 0V …………..TA = 0
oC to +70oC, unless otherwise stated
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DAC Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR A-weighted (Note 1)
85
95
dBv
Full scale output voltage
VREF = 2.5V
1.0
Vrms
THD
-3dBfs input
74 (0.02%)
-90
dBv
Frequency response
20
19,200
Hz
Transition band
19,200
28,800
Hz
Stop band
28,800
Hz
Out of band rejection
-40
dB
Spurious tone reduction
-100
dB
PSRR
20 to 20kHz
40
dB
ADC Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR A-weighted (Note 1)
75
90
dB
ADC input for full scale output
VREF = 2.5V
1.0
Vrms
THD
-6dBv input
74
-85
dB
Frequency response
20
19,200
Hz
Transition band
19,200
28,800
Hz
Stop band
28,800
Hz
Stop band rejection
-74
dB
PSRR
20 to 20kHz
40
dB
Mixer Circuit Specifications (AVDD = 5V) 48kHz sampling
SNR CD path A-weighted
(Note 1)
90
100
dB
SNR Other paths A-weighted
(Note 1)
85
95
dB
Maximum input voltage
AVSS
1.0
AVDD
Vrms
Maximum output voltage on
LINEOUT
1.0
1.8
Vrms
THD
0dBv input
74
-90
dB
Frequency response (+/-1dB)
20
20,000
Hz
Input impedance (CD inputs)
At any gain
15
k
Ω
At max gain
10
20
k
Ω
Input impedance (other mixer
inputs)
At 0db gain
50
100
k
Ω
At max gain
10
30
k
Ω
Input impedance MIC inputs
At 0db gain
55
110
k
Ω
PSRR
20 to 20kHz
50
dB
DAC Circuit Specifications (AVDD = 3.3V) 48kHz sampling
SNR A-weighted (Note 1)
92
dB
Full scale output voltage
VREF = 1.65V
0.7
Vrms
THD
-3dBFS input
-85
dB
Frequency response
20
19,200
Hz
Transition band
19,200
28,800
Hz
Stop band
28,800
Hz
Out of band rejection
-40
dB
Spurious tone reduction
-100
dB
PSRR
20 to 20kHz
40
dB



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