AT32UC3A1256AU Atmel Corporation, AT32UC3A1256AU Datasheet - Page 9

• 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
MSEO0 - MSEO1
EVTI_N
EVTO_N
GCLK0 - GCLK3
RESET_N
RTC_CLOCK
WDTEXT
EXTINT0 - EXTINT7
KPS0 - KPS7
NMI_N
COL
CRS
MDC
MDIO
RXD0 - RXD3
RX_CLK
RX_DV
RX_ER
SPEED
TXD0 - TXD3
TX_CLK
TX_EN
TX_ER
Signal Description List
Function
Trace Frame Control
Event In
Event Out
Generic Clock Pins
Reset Pin
RTC clock
External Watchdog Pin
External Interrupt Pins
Keypad Scan Pins
Non-Maskable Interrupt Pin
Collision Detect
Carrier Sense and Data Valid
Management Data Clock
Management Data Input/Output
Receive Data
Receive Clock
Receive Data Valid
Receive Coding Error
Speed
Transmit Data
Transmit Clock or Reference Clock
Transmit Enable
Transmit Coding Error
External Interrupt Controller - EIC
Real Time Counter - RTC
Watchdog Timer - WDT
Ethernet MAC - MACB
Power Manager - PM
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Output
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
I/O
Active
Level
Low
Low
Low
Low
Comments
AT32UC3A
9