參數(shù)資料
型號: STAC9708T
廠商: Electronic Theatre Controls, Inc.
元件分類: Codec
英文描述: Multi-Channel AC97 Codec With Multi-Codec Option
中文描述: 多聲道AC97編解碼器與多編解碼器方案
文件頁數(shù): 49/56頁
文件大?。?/td> 247K
代理商: STAC9708T
SigmaTel, Inc.
Preliminary
STAC9708/11
49
10/02/98
10.6
STAC9711 Analog Performance Characteristics
(T
ambient
= 25 oC, AVdd = DVdd =
3.3V ± 5%, AVss=DVss=0V; 1 kHz input sine wave; Sample Frequency = 48 kHz; 0 dB = 1 Vrms, 10K
/50pF
load, Testbench Characterization BW: 20 Hz – 20 kHz, 0 dB settings on all gain stages)
Table 34
.
Analog Performance Characteristics
PARAMETER
MIN
TYP
MAX
UNITS
Full Scale Output Voltage:
Line Inputs to line output 3.3V
Line Inputs to LINE_OUT 3.3V @ Line In =
1 Vrms and @ Gain setting of -6 dB
Line Inputs to LINE_OUT 3.3V @ Line In =
0.5 Vrms and @ gain setting of 0dB
PCM to LINE_OUT 3.3V @ full scale PCM input
@PCM gain setting of 0dB
PCM to Line Output 3.3V
MIC Inputs to LINE_OUT 3.3V @ MIC In
= 1 Vrms and @ gain setting of 0dB
Analog S/N:
CD to LINE_OUT 3.3V
Other to LINE_OUT 3.3V
Analog Frequency Response
2
Digital S/N
3
D/A 3.3V
A/D 3.3V
Total Harmonic Distortion:
Line Output
4
D/A & A/D Frequency Response
5
Transition Band
Stop Band
Stop Band Rejection
6
Out-of-Band Rejection
7
Group Delay
Power Supply Rejection Ratio (1kHz)
Crosstalk between Input channels
-
0.5
0.5
0.5
0.5
0.5
-
Vrms
Vrms
Vrms
Vrms
Vrms
-
90
90
-
-
20
20,000
Hz
85
75
90
85
-
-
-
-
-
-
-
-
0.02
19,200
28,800
1
-70
%
Hz
Hz
Hz
dB
dB
ms
dB
dB
20
19,200
28,800
+85
-
-
-
-
+40
-
+40
-
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