SAM9XE256 Atmel Corporation, SAM9XE256 Datasheet - Page 25

• 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

ARM DDI0198D
WDATA
ARM9EJ-S
interface
INSTR
ETM
RDATA
CPDOUT
IA
DA
Figure 1-2 on page 1-4 and Figure 1-3 on page 1-5 show the ARM926EJ-S interfaces.
Coprocessor
coprocessor
interface
interface
External
CPDIN
Copyright © 2001-2003 ARM Limited. All rights reserved.
FCSE
DROUTE
IROUTE
CPINSTR
DMVA
IMVA
TAGRAM
Cache
PA
DCACHE
Write buffer
ICACHE
DEXT
IEXT
MMU
TLB
write buffer
Writeback
Figure 1-1 ARM926EJ-S block diagram
DRWDATA
DRDATA
IRDATA
interface
interface
TCM
Bus
unit
Instruction
interface
interface
Data
AHB
AHB
Introduction
DTCM
ITCM
AHB
AHB
1-3