AT32UC3A3128 Atmel Corporation, AT32UC3A3128 Datasheet - Page 15

• Manufacturer Part Number: AT32UC3A3128
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A3128

• Flash (kbytes): 128 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

Table 3-6.
32072G–11/2011
Signal Name
RESET_N
DMAACK[1:0]
DMARQ[1:0]
EXTINT[7:0]
SCAN[7:0]
NMI
PA[31:0]
PB[11:0]
PC[5:0]
PX[59:0]
ADDR[23:0]
CAS
CFCE1
CFCE2
CFRNW
DATA[15:0]
NANDOE
NANDWE
NCS[5:0]
NRD
NWAIT
NWE0
NWE1
RAS
Signal Description List
Function
Reset Pin
DMA Acknowledge
DMA Requests
External Interrupt Pins
Keypad Scan Pins
Non-Maskable Interrupt Pin
Parallel I/O Controller GPIO port A
Parallel I/O Controller GPIO port B
Parallel I/O Controller GPIO port C
Parallel I/O Controller GPIO port X
Address Bus
Column Signal
Compact Flash 1 Chip Enable
Compact Flash 2 Chip Enable
Compact Flash Read Not Write
Data Bus
NAND Flash Output Enable
NAND Flash Write Enable
Chip Select
Read Signal
External Wait Signal
Write Enable 0
Write Enable 1
Row Signal
General Purpose Input/Output pin - GPIOA, GPIOB, GPIOC, GPIOX
DMA Controller - DMACA (optional)
External Interrupt Controller - EIC
External Bus Interface - EBI
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
I/O
I/O
I/O
I/O
I/O
Active
Level
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
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