SAM9XE256 Atmel Corporation, SAM9XE256 Datasheet - Page 802

• Manufacturer Part Number: SAM9XE256
• Manufacturer: Atmel Corporation

Specifications of SAM9XE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 180 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 2
• Uart: 6
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 312
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.65 to 1.95
• Fpu: No
• Mpu / Mmu: No / Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

43.3
43.3.1
Figure 43-1. Measures Schematics
802
Power Consumption
AT91SAM9XE128/256/512 Preliminary
Power Consumption versus Modes
The values in
sumption with operating conditions as follows:
These figures represent the power consumption estimated on the power supplies.
Table 43-5.
Mode
Active
Idle
Ultra low
power
Backup
• Typical power consumption of PLLs, Slow Clock and Main Oscillator.
• Power consumption of power supply in four different modes: Active, Idle, Ultra Low-power
• Power consumption by peripheral: calculated as the difference in current measurement after
• V
• V
• V
• T
• There is no consumption on the I/Os of the device
and Backup.
having enabled then disabled the corresponding clock.
A
DDIOM
DDPLL
DDCORE
= 25° C
= 1.8V
= V
= V
DDIOP
Table 43-5
Power Consumption for Different Modes
Conditions
ARM Core clock is 180 MHz.
MCK is 90 MHz.
All peripheral clocks deactivated.
onto AMP2
Idle state, waiting an interrupt.
All peripheral clocks deactivated.
onto AMP2
ARM Core clock is 500 Hz.
All peripheral clocks deactivated.
onto AMP2
Device only V
onto AMP1
DDBU
= 3.3V
= 1.8V
and
AMP1
AMP2
DDBU
Table 43-6 on page 803
powered
VDDCORE
VDDBU
are estimated values of the power con-
Consumption
130
600
17
5
6254C–ATARM–22-Jan-10
Unit
mA
mA
µA
µA