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AU6375 USB2.0 Multi-LUN Flash Memory Card Reader V1.01W
Official Release_ Public
5.6 Power Switch Feature
AU6375 integrates a 3.3V to 2.5V voltage regulator and power switch to replace all
MOS chips for flash card (except CF card) power supply.
Card Power Output Current Range
For SD/MMC
MAX: 200mA
For MS
MAX: 100mA
For XD/SMC
MAX: 70mA
For CF
MAX: 250mA
Card power output voltage range
MS/XD/SD/MMC/SMC/CF: 3.3V±0.3V
AU6375 will turn off all of Card Power in suspend mode
Figure 5.1 Card Detect Power-in Timing
3.3V+/- 0.3V
1ms to 10ms ( Depend
Load Capacitor )
CARD_POWER
CARD_DETECT
100ms + System
Polling timing
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