Datasheet

1094
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
Figure 46-1. Measures Schematics
These figures represent the power consumption estimated on the power supplies.
Note: 1. Reference frequency is peripheral frequency. It can be a division (1,2,4,8) of MCK. Refer to PMC section for
more details.
Table 46-3. Power Consumption for Different Modes
Mode Conditions Consumption Unit
Active
ARM Core clock is 400 MHz.
MCK is 133 MHz.
All peripheral clocks activated.
onto AMP2
109 mA
Idle
Idle state, waiting an interrupt.
All peripheral clocks de-activated.
onto AMP2
38 mA
Ultra low power
ARM Core clock is 500 Hz.
All peripheral clocks de-activated.
onto AMP2
8mA
Backup
Device only V
DDBU
powered
onto AMP1
8 µA
Table 46-4. Power Consumption by Peripheral in Active Mode
Peripheral Consumption Unit
PIO Controller 1
µA/MHz
(1)
USART 6
UHPHS 60
UDPHS 22
ADC 5
TWI 2
SPI 3
PWM 6
HSMCI 28
SSC 5
Timer Counter Channels 12
DMA 1
SMD 14
CAN 17
EMAC 39
VDDCORE
VDDBU
AMP2
AMP1