
VIPER Technical Manual
Power and power management
© 2007 Eurotech Ltd Issue E
77
Power savings
Use the table below to estimate power savings that can be achieved by shutting down features of
the VIPER, or putting the VIPER to sleep.
Power
saving
mode
Performance
mode
CPU Ethernet USB Audio Serial
Current
saving
±3mA
Total
current
±3mA
Total
power
±15mW
Current
saving
±3mA
Total
current
±3mA
Total
power
±15mW
- - - - - 0mA 325mA
1625mW
0mA 334mA
1670mW
- - - -
Sleep
25mA 300mA
1500mW
25mA 309mA
1545mW
- - -
Sleep
- 38mA 287mA
1435mW
38mA 296mA
1480mW
- - -
Sleep
Sleep
64mA 261mA
1305mW
64mA
270mA 1350mW
- -
Sleep
- - 37mA 288mA
1440mW
37mA
297mA 1485mW
- -
Sleep
-
Sleep
62mA 263mA
1315mW
62mA
272mA 1360mW
- -
Sleep
Sleep
- 77mA 248mA
1240mW
77mA
257mA 1285mW
- -
Sleep
Sleep
Sleep
100mA
225mA
1125mW
100mA
234mA 1170mW
- Sleep - - - 108mA 217mA 1085mW
108mA
226mA 1130mW
- Sleep - - Sleep 131mA 194mA 970mW
131mA
203mA 1015mW
- Sleep - Sleep - 146mA 179mA 895mW
146mA
188mA 940mW
- Sleep - Sleep
Sleep 172mA 155mA 775mW
172mA
162mA 810mW
- Sleep
Sleep - - 143mA 182mA 910mW
143mA
191mA 955mW
- Sleep
Sleep - Sleep 167mA 158mA 790mW
167mA
167mA 835mW
- Sleep
Sleep
Sleep - 181mA 144mA 720mW
181mA
153mA 765mW
- Sleep
Sleep
Sleep
Sleep 205mA 120mA 600mW
205mA
129mA 645mW
Sleep Sleep Sleep Sleep Sleep 276mA
49mA
245mW 285mA 49mA
245mW
VL
VL