AT91SAM9G20_14 Datasheet, PDF (766/832 Pages) ATMEL Corporation – Incorporates the ARM926EJ-S ARM Thumb Processor

Table 41-4. Power Consumption by Peripheral in Active Mode
Peripheral
Consumption
PIO Controller
2.5
USART
7.0
UHP
5.4
UDP
4.9
ADC
4.1
TWI
4.6
SPI
4.0
MCI
6.4
SSC
7.0
Timer Counter Channels
1.8
ISI
4.6
EMAC
34.6
Unit
µA/MHz
766 AT91SAM9G20
6384E–ATARM–05-Feb-10