Datasheet Microchip ATUC256L4U

ManufacturerMicrochip
SeriesATUC256L4U

The high-performance 32-bit AVRВ® UC3 RISC microcontroller is designed for cost-sensitive embedded applications that require low power consumption, high code density, and high performance.

Datasheets

Atmel AVR 32-bit Architecture Manual - Complete Datasheet
PDF, 5.1 Mb, Revision: 04-01-2011
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ATUCL3U/L4U Series - Complete Datasheet
PDF, 12.2 Mb, Revision: 06-01-2013
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ATUCL3U/L4U Series - Summary Datasheet
PDF, 439 Kb, Revision: 06-01-2013
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AVR32UC Technical Reference Datasheet
PDF, 1.1 Mb, Revision: 03-01-2010
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Prices

Status

ATUC256L4U-AURATUC256L4U-AUTATUC256L4U-D3HRATUC256L4U-D3HTATUC256L4U-ZAURATUC256L4U-ZAUT
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)Production (Appropriate for new designs but newer alternatives may exist)

Packaging

ATUC256L4U-AURATUC256L4U-AUTATUC256L4U-D3HRATUC256L4U-D3HTATUC256L4U-ZAURATUC256L4U-ZAUT
PackageTQFPTQFPTLLGATLLGAVQFNVQFN
Pins484848484848

Parametrics

Parameters / ModelsATUC256L4U-AURATUC256L4U-AUTATUC256L4U-D3HRATUC256L4U-D3HTATUC256L4U-ZAURATUC256L4U-ZAUT
# of Comparators888888
ADCC with ComputationNoNoNoNoNoNo
Angular TimerNoNoNoNoNoNo
Architecture323232323232
CPU32-bit AVR32-bit AVR32-bit AVR32-bit AVR32-bit AVR32-bit AVR
CRC/ScanNoNoNoNoNoNo
Cap. Touch Channels171717171717
Configurable Logic Cell Modules, CLC111111
High Voltage CapableNoNoNoNoNoNo
I2C222222
Internal Oscillator120Mhz,115Khz,32Khz120Mhz,115Khz,32Khz120Mhz,115Khz,32Khz120Mhz,115Khz,32Khz120Mhz,115Khz,32Khz120Mhz,115Khz,32Khz
Internal Voltage Reference, BandgapYesYesYesYesYesYes
Math AcceleratorNoNoNoNoNoNo
Max # PWM outputs, including complementary outputs353535353535
Max 16 Bit Digital Timers666666
Max A/D Resolution, bits121212121212
Max. CPU Speed MHz505050505050
Number of D/A Converters111111
Number of USB Modules111111
Operating Temperature Range, °C-40 to +85-40 to +85-40 to +85-40 to +85-40 to +85-40 to +85
Operation Voltage Max.(V)3.63.63.63.63.63.6
Operation Voltage Min.(V)1.621.621.621.621.621.62
Peripheral Pin Select, PPSYesYesYesYesYesYes
Pin count484848484848
Program Memory Size, Kbytes256256256256256256
RAM, bytes163841638416384163841638416384
SPIв„ў111111
Temp. Range Max.858585858585
Temp. Range Min.-40-40-40-40-40-40
Total # of A/D channels888888
UART444444
Windowed Watchdog Timer, WWDTNoNoNoNoNoNo
Zero Cross detectNoNoNoNoNoNo

Eco Plan

ATUC256L4U-AURATUC256L4U-AUTATUC256L4U-D3HRATUC256L4U-D3HTATUC256L4U-ZAURATUC256L4U-ZAUT
RoHSCompliantCompliantCompliantCompliantCompliantCompliant

Other Options

AT32UC3A0128 AT32UC3A0256 AT32UC3A0512 AT32UC3A1128 AT32UC3A1256 AT32UC3A1512 AT32UC3A3128 AT32UC3A3128S AT32UC3A3256 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 ATUC64D3 ATUC64D4 ATUC64L3U ATUC64L4U

Model Line

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