STAC9721 Datasheet, PDF (40/48 Pages) List of Unclassifed Manufacturers – Stereo AC 97 Codec With Multi-Codec Option

SigmaTel, Inc.
Data Sheet
STAC9721
Table 33: Reduced Analog Power Settings Typical Supply Current
Condition
3.3V Analog
5V Analog
Default Analog Current
Reset
All Un-Muted
ADC, LINE Thru, PC_BEEP active
DAC, LINE Thru, PC_BEEP active
All but DAC and ADC
-25% Analog Current
Reset
All Un-Muted
ADC, LINE Thru, PC_BEEP active
DAC, LINE Thru, PC_BEEP active
All but DAC and ADC
-50% Analog Current
Reset
All Un-Muted
ADC, LINE Thru, PC_BEEP active
DAC, LINE Thru, PC_BEEP active
All but DAC and ADC
+25% Analog Current
Reset
All Un-Muted
ADC, LINE Thru, PC_BEEP active
DAC, LINE Thru, PC_BEEP active
All but DAC and ADC
30
40
65
82
36
60
51
57
41
47
24
32
52
67
29
50
41
46
33
37
17
This Setting Not
38
Recommended
21
30
24
35
46
75
94
43
69
54
67
48
55
40
04/07/00
04/07/00