AT32UC3A3256 Atmel Corporation, AT32UC3A3256 Datasheet - Page 15
AT32UC3A3256
Manufacturer Part Number
AT32UC3A3256
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT32UC3A0128.pdf
(377 pages)
2.AT32UC3A0128.pdf
(33 pages)
3.AT32UC3A0128.pdf
(159 pages)
4.AT32UC3A3128.pdf
(91 pages)
5.AT32UC3A3128.pdf
(1012 pages)
Specifications of AT32UC3A3256
Flash (kbytes)
256 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
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Quantity
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Manufacturer:
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Part Number:
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Part Number:
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Part Number:
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Manufacturer:
ATMEL
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Company:
Part Number:
AT32UC3A3256-U
Manufacturer:
ATMEL
Quantity:
89
Part Number:
AT32UC3A3256S-U
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
- AT32UC3A0128 PDF datasheet
- AT32UC3A0128 PDF datasheet #2
- AT32UC3A0128 PDF datasheet #3
- AT32UC3A3128 PDF datasheet #4
- AT32UC3A3128 PDF datasheet #5
- Current page: 15 of 1012
- Download datasheet (16Mb)
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
Comments
15
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