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ZEUS Technical Manual Power and power management
© 2007 Eurotech Ltd Issue D 69
The table below gives examples of power drawn by specific external peripheral
devices:
Device Part number Condition Power (mW)
Sleep 1 64MB Sandisk
CompactFlash
SDCFJ-64
Writing consistently 220
Idle (listening) 50 Socket WiFi 802.11b
SDIO
WL6200-480
Transmitting 925
Inserted (no access) 375 64MB FlashDio USB
memory stick
FDU100A
Reading consistently 605
LCD and backlight on 3250 NEC 5.5" LCD +
Inverter
NL3224BC35-20
+ 55PW131
LCD on and backlight off 825
Data mode GPRS 900 2100 GSM/GPRS module Siemens MC39i
Power down mode 0.18
Continuous mode 100 GPS module Fastrax iTRAX03/08
Sleep mode 0.06
Rx 25 ZigBee module Eurotech ZM1
Power down 0.1
VGA CMOS sensor
module
Dialog DA3520 Active 50
When PXA270 is placed in deep-sleep mode, the power to all the peripherals
(on-board and external) is switched off by SYS_EN signal of the PXA270.