AT32UC3A1256AU Atmel Corporation, AT32UC3A1256AU Datasheet - Page 29
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AT32UC3A1256AU
Manufacturer Part Number
AT32UC3A1256AU
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT32UC3A0128.pdf
(98 pages)
2.AT32UC3A0128.pdf
(826 pages)
3.AT32UC3A0128.pdf
(377 pages)
4.AT32UC3A0128.pdf
(33 pages)
5.AT32UC3A0128.pdf
(159 pages)
6.AT32UC3A0128AU.pdf
(2 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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
29