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Description

AT32UC3A3/A4 Series

AT32UC3A3/A4 Series Complete

(file size: 15.2MB, 1021 pages, revision H, updated: 10/2012)

AT32UC3A3256, AT32UC3A3256S, AT32UC3A3128, AT32UC3A3128S, AT32UC3A364, AT32UC3A364S,AT32UC3A4256, AT32UC3A4256S, AT32UC3A4128, AT32UC3A4128S, AT32UC3A464, AT32UC3A464S

AT32UC3A3/A4 Series

AT32UC3A3/A4 Series Summary

(file size: 1.6MB, 94 pages, revision H, updated: 10/2012)

AT32UC3A3256, AT32UC3A3256S, AT32UC3A3128, AT32UC3A3128S, AT32UC3A364, AT32UC3A364S, AT32UC3A4256, AT32UC3A4256S, AT32UC3A4128, AT32UC3A4128S, AT32UC3A464, AT32UC3A464S

Atmel AVR 32-bit Architecture Manual

Atmel AVR 32-bit Architecture Manual Complete

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AVR32 UC3 USB DFU Bootloader

AVR32 UC3 USB DFU Bootloader Complete

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32-bit AVR microcontroller designed for exceptionally high data throughput with Hi-Speed USB OTG, SD/SDIO card and Multi-Level-Cell (MLC) NAND flash with ECC interfaces. Designed with the multi-layered 32-bit AVR databus, 128 KB on-chip SRAM with triple high speed interfaces,and multi-channel Peripheral and memory to memory DMA controller, the AT32UC3A4256 offers outstanding data throughput.

The device also features a Built-in Hi-Fi stereo Audio DAC, and a fullduplex multi-channel I2S audio interface.

128KB version: AT32UC3A4128
64KB version: AT32UC3A464

144-pin version: AT32UC3A3256
Crypto version: AT32UC3A4256S

Key Parameters

Parameter
Value

Flash (Kbytes):

256 Kbytes

Pin Count:

100

Max. Operating Freq. (MHz):

84 MHz

CPU:

32-bit AVR

Hardware QTouch Acquisition:

No

USB Transceiver:

1

USB Speed:

Hi-Speed

USB Interface:

Device + OTG

SPI:

6

TWI (I2C):

2

 

Ordering Codes

Ordering Code Package Speed Power Supply Operational Range Comment Buy Online Samples
AT32UC3A4256-C1UR VFBGA 100C2 100 (10x10) Industrial (A) (-40°C to 85°C) Buy Request
AT32UC3A4256-C1UT VFBGA 100C2 100 (10x10) Industrial (A) (-40°C to 85°C) Buy Request