AT32UC3A3256AU Atmel Corporation, AT32UC3A3256AU Datasheet - Page 164

• Manufacturer Part Number: AT32UC3A3256AU
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A3256AU

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 110
• Ext Interrupts: 110
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 16
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 128
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 12
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

14.4
32072G–11/2011
I/O Lines Description
Table 14-1.
ADDR[23:18]
ADDR[14:13]
ADDR[11:2]
DATA[15:0]
RAS - CAS
Pin Name
ADDR[12]
ADDR[15]
ADDR[16]
NANDWE
NANDOE
ADDR[1]
CFCE1 -
ADDR[0]
CFRNW
SDCKE
NCS[0]
NWAIT
SDA10
CFCE2
NCS[1]
SDWE
SDCK
EBI I/O Lines Description
ADDR[0]-NBS0
ADDR[14:13]
ADDR[11:2]
ADDR[9:0]
ADDR[9:0]
ADDR[16]
Alternate
SDCS0
NCS[1]
DQM0
Name
BA0
NAND Flash/SmartMedia dedicated lines
CompactFlash dedicated lines
SMC/SDRAMC shared lines
Data Bus
SMC Address Bus Line 1
SMC Address Bus Line 12
SMC Address Bus Line 15
SMC Address Bus Line [23:18]
SMC Chip Select Line 0
SMC External Wait Signal
SDRAM Clock
SDRAM Clock Enable
SDRAM Write Enable
SDRAM Address Bus Line 10
Row and Column Signal
CompactFlash Chip Enable
CompactFlash Read Not Write Signal
NAND Flash Output Enable
NAND Flash Write Enable
SMC Chip Select Line 1
SDRAMC Chip Select Line 0
SDRAMC DQM1
SMC Address Bus Line 0 or Byte Select 1
SDRAMC Address Bus Lines [9:0]
SMC Address Bus Lines [11:2]
SDRAMC Address Bus Lines [12:11]
SMC Address Bus Lines [14:13]
SDRAMC Bank 0
SMC Address Bus Line 16
SDRAMC dedicated lines
SMC dedicated lines
EBI common lines
Pin Description
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
I/O
Active
Level
High
Low
Low
Low
Low
Low
Low
Low
Low
Low
164