Datasheet

599
6120F–ATARM–03-Oct-06
AT91SAM7X512/256/128 Preliminary
These figures represent the power consumption typically measured on the power supplies..
38.3.2 Peripheral Power Consumption in Active Mode
Note: 1. Note: V
DDCORE
= 1.85V, TA = 25°C
Table 38-6. Power Consumption for Different Modes
Mode Conditions Consumption Unit
Active
(AT91SAM7X512/256/128)
Voltage regulator is on.
Brown Out Detector is activated.
Flash is read.
ARM Core clock is 50MHz.
Analog-to-Digital Converter activated.
All peripheral clocks activated.
USB transceiver enabled.
onto AMP1
onto AMP2
50
49
mA
Ultra low power
Voltage regulator is in Low-power mode.
Brown Out Detector is de-activated.
Flash is in standby mode.
ARM Core in idle mode.
MCK @ 500Hz.
Analog-to-Digital Converter de-activated.
All peripheral clocks de-activated.
USB transceiver disabled.
DDM and DDP pins connected to ground.
onto AMP1
onto AMP2
26
12
µA
Table 38-7. Power Consumption on V
DDCORE
(1)
Peripheral Consumption (Typ) Unit
PIO Controller 12
µA/MHz
USART 28
UDP 20
PWM 16
TWI 5
SPI 16
SSC 32
Timer Counter Channels 6
CAN 75
ARM7TDMI 160
EMAC 120
System Peripherals
(AT91SAM7X512/256/128)
200