Datasheet Microchip AT32UC3A3256

ManufacturerMicrochip
SeriesAT32UC3A3256

A complete system-on-chip 32-bit AVR microcontroller

Datasheets

AT32UC3A3/A4 Series - Complete Datasheet
PDF, 15.6 Mb, Revision: 10-01-2012
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AT32UC3A3/A4 Series - Summary Datasheet
PDF, 1.7 Mb, Revision: 10-01-2012
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Atmel AVR 32-bit Architecture Manual - Complete Datasheet
PDF, 5.1 Mb, Revision: 04-01-2011
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AVR32UC Technical Reference Datasheet
PDF, 1.1 Mb, Revision: 03-01-2010
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Prices

Status

AT32UC3A3256-ALURAT32UC3A3256-ALUTAT32UC3A3256-CTURAT32UC3A3256-CTUTAT32UC3A3256J-CTUR
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)

Packaging

AT32UC3A3256-ALURAT32UC3A3256-ALUTAT32UC3A3256-CTURAT32UC3A3256-CTUTAT32UC3A3256J-CTUR
PackageLQFPLQFPTFBGATFBGATFBGA
Pins144144144144144

Parametrics

Parameters / ModelsAT32UC3A3256-ALURAT32UC3A3256-ALUTAT32UC3A3256-CTURAT32UC3A3256-CTUTAT32UC3A3256J-CTUR
ADCC with ComputationNoNoNoNoNo
Angular TimerNoNoNoNoNo
Architecture3232323232
CPU32-bit AVR32-bit AVR32-bit AVR32-bit AVR32-bit AVR
CRC/ScanNoNoNoNoNo
Cap. Touch Channels3232323232
High Voltage CapableNoNoNoNoNo
I2C22222
Internal Oscillator115Khz115Khz115Khz115Khz115Khz
Internal Voltage Reference, BandgapYesYesYesYesYes
Math AcceleratorNoNoNoNoNo
Max # PWM outputs, including complementary outputs1212121212
Max 16 Bit Digital Timers66666
Max A/D Resolution, bits1010101010
Max D/A Resolution, bits1616161616
Max. CPU Speed MHz8484848484
Number of D/A Converters11111
Number of USB Modules11111
Operating Temperature Range, °C-40 to +85-40 to +85-40 to +85-40 to +85
Operation Voltage Max.(V)3.63.63.63.63.6
Operation Voltage Min.(V)33333
Peripheral Pin Select, PPSYesYesYesYesYes
Pin count144144144144144
Program Memory Size, Kbytes256256256256256
RAM, bytes131072131072131072131072131072
SPIв„ў66666
Temp. Range Max.8585858585
Temp. Range Min.-40-40-40-40-40
Total # of A/D channels88888
UART44444
Windowed Watchdog Timer, WWDTNoNoNoNoNo
Zero Cross detectNoNoNoNoNo

Eco Plan

AT32UC3A3256-ALURAT32UC3A3256-ALUTAT32UC3A3256-CTURAT32UC3A3256-CTUTAT32UC3A3256J-CTUR
RoHSCompliantCompliantCompliantCompliantCompliant

Other Options

AT32UC3A0128 AT32UC3A0256 AT32UC3A0512 AT32UC3A1128 AT32UC3A1256 AT32UC3A1512 AT32UC3A3128 AT32UC3A3128S AT32UC3A3256S AT32UC3A364 AT32UC3A364S AT32UC3A4128 AT32UC3A4128S AT32UC3A4256 AT32UC3A4256S AT32UC3A464 AT32UC3A464S AT32UC3B0128 AT32UC3B0256 AT32UC3B0512 AT32UC3B064 AT32UC3B1128 AT32UC3B1256 AT32UC3B1512 AT32UC3B164 AT32UC3C0128C AT32UC3C0256C AT32UC3C0512C AT32UC3C0512C-AUTOMOTIVE AT32UC3C064C AT32UC3C1128C AT32UC3C1256C AT32UC3C1512C AT32UC3C1512C-AUTOMOTIVE AT32UC3C164C AT32UC3C2128C AT32UC3C2256C AT32UC3C2512C AT32UC3C2512C-AUTOMOTIVE AT32UC3C264C AT32UC3L0128 AT32UC3L0256 ATUC128D3 ATUC128L3U ATUC128L4U ATUC256L3U ATUC256L4U ATUC64D3 ATUC64D4 ATUC64L3U ATUC64L4U

Model Line

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