AT32UC3A3256S-ALUT Atmel, AT32UC3A3256S-ALUT Datasheet - Page 19

• Manufacturer Part Number: AT32UC3A3256S-ALUT
• Description: IC MCU 256KB FLASH 144LQFP
• Manufacturer: Atmel
• Series: AVR®32 UC3r

Specifications of AT32UC3A3256S-ALUT

• Core Processor: AVR
• Core Size: 32-Bit
• Speed: 66MHz
• Connectivity: EBI/EMI, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, DMA, POR, WDT
• Number Of I /o: 110
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 128K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• Processor Series: AT32UC3x
• Core: AVR32
• Data Bus Width: 32 bit
• Data Ram Size: 96 KB
• Interface Type: IrDA/SCI/SCIF/UDI
• Maximum Clock Frequency: 66 MHz
• Number Of Timers: 3
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR32, EWAVR32-BL, KSK-EVK1100-PL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATEXTWIFI, ATEVK1104
• Minimum Operating Temperature: - 40 C
• For Use With: ATEVK1104 - KIT DEV/EVAL FOR AVR32 AT32UC3AATAVRONEKIT - KIT AVR/AVR32 DEBUGGER/PROGRMMRATEVK1100 - KIT DEV/EVAL FOR AVR32 AT32UC3A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 4-8.
32072C–AVR32–2010/03
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
Comments
AT32UC3A3/A4
19