AT32UC3A1256AU Atmel Corporation, AT32UC3A1256AU Datasheet - Page 10

• Manufacturer Part Number: AT32UC3A1256AU
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A1256AU

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 69
• Ext Interrupts: 69
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 1
• Uart: 4
• Ssc: 1
• Ethernet: 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): 64
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Operating Voltage (vcc): 3.0-3.6 or (1.65-1.95+3.0-3.6)
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 10
• Output Compare Channels: 16
• Input Capture Channels: 6
• Pwm Channels: 13
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

32058KS–AVR32–01/12
Table 5-1.
Signal Name
ADDR0 - ADDR23
CAS
DATA0 - DATA15
NCS0 - NCS3
NRD
NWAIT
NWE0
NWE1
NWE3
RAS
SDA10
SDCK
SDCKE
SDCS0
SDWE
P0 - P31
P0 - P31
P0 - P5
P0 - P31
MISO
MOSI
NPCS0 - NPCS3
SCK
RX_CLOCK
Signal Description List
Function
Address Bus
Column Signal
Data Bus
Chip Select
Read Signal
External Wait Signal
Write Enable 0
Write Enable 1
Write Enable 3
Row Signal
SDRAM Address 10 Line
SDRAM Clock
SDRAM Clock Enable
SDRAM Chip Select
SDRAM Write Enable
Parallel I/O Controller GPIOA
Parallel I/O Controller GPIOB
Parallel I/O Controller GPIOC
Parallel I/O Controller GPIOX
Master In Slave Out
Master Out Slave In
SPI Peripheral Chip Select
Clock
SSC Receive Clock
General Purpose Input/Output 2 - GPIOA, GPIOB, GPIOC
Serial Peripheral Interface - SPI0, SPI1
Synchronous Serial Controller - SSC
External Bus Interface - HEBI
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Active
Level
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Comments
AT32UC3A
10