32-bit AVR microcontroller featuring 256KB FLASH memory and 96KB RAM. Operates at up to 66MHz with a 32-bit data bus. Offers SPI, I2S, USART, 2-Wire, IrDA, and SCI interfaces. Packaged in a 144-pin LQFP for surface mounting, with an operating voltage range of 1.81V to 3.6V. Suitable for applications operating between -40°C and 85°C.
Frequency66MHz
PackageLQFP
MountingSurface Mount
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Technical Specifications
Microchip AT32UC3A3256S-ALUR technical specifications.
General
Package/Case
LQFP
Core Architecture
AVR
Data Bus Width
32b
Frequency
66MHz
Height
1.6mm
Interface
SPI, I2S, USART, 2-Wire, IrDA, SCI
Length
20.1mm
Max Frequency
66MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
256KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
1.81V
Mount
Surface Mount
Number of I/Os
23
Number of Timers/Counters
3
Operating Supply Voltage
3.3V
Package Quantity
800
Packaging
Tape and Reel
Radiation Hardening
No
RAM Size
96KB
RoHS Compliant
Yes
Series
UC3 A3/A4
Weight
0.045518oz
Width
20.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip AT32UC3A3256S-ALUR Datasheet
Download the complete datasheet for Microchip AT32UC3A3256S-ALUR to view detailed technical specifications.
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