AT32UC3A0128 Atmel Corporation, AT32UC3A0128 Datasheet - Page 29

• Manufacturer Part Number: AT32UC3A0128
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A0128

• 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: 109
• Ext Interrupts: 109
• 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): 32
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• 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
10.4
10.4.1
10.4.2
Clock Connections
Timer/Counters
USARTs
Table 10-3.
Each Timer/Counter channel can independently select an internal or external clock source for its
counter:
Table 10-4.
Each USART can be connected to an internally divided clock:
Table 10-5.
Source
Internal
External
USART
0
1
2
3
10
11
12
13
14
15
16
17
18
19
9
Interrupt Request Signal Map
Timer/Counter clock connections
USART clock connections
Name
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
Source
Internal
0
0
0
0
0
0
1
2
0
0
0
0
0
Serial Peripheral Interface
Serial Peripheral Interface
Two-wire Interface
Pulse Width Modulation Controller
Synchronous Serial Controller
Timer/Counter
Timer/Counter
Timer/Counter
Analog to Digital Converter
Ethernet MAC
USB 2.0 OTG Interface
SDRAM Controller
Audio Bitstream DAC
Name
CLK_DIV
Connection
32 KHz Oscillator
PBA clock / 2
PBA clock / 8
PBA clock / 32
PBA clock / 128
See
Section 10.7
Connection
PBA clock / 8
AT32UC3A
SDRAMC
MACB
USBB
PWM
SPI0
SPI1
ADC
SSC
DAC
TWI
TC0
TC1
TC2
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