32-bit AVR microcontroller featuring 128KB FLASH memory and 128KB RAM. Operates at up to 66MHz with a 3.3V supply voltage, ranging from 1.65V to 3.6V. Offers 110 programmable I/Os and extensive interfaces including SPI, I2C, USART, and USB. Includes peripherals like DMA, PWM, and a watchdog timer. Packaged in a 144-pin LQFP with tin, matte contact plating for surface mounting.
Frequency66MHz
PackageLQFP
MountingSurface Mount
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Technical Specifications
Microchip AT32UC3A3128-ALUT technical specifications.
General
Package/Case
LQFP
Contact Plating
Tin, Matte
Core Architecture
AVR
Data Bus Width
32b
Frequency
66MHz
Height
1.45mm
Interface
SPI, I2S, USART, 2-Wire, I2C, USB, IrDA, UART, EBI/EMI, SCI, Serial
Length
20.1mm
Max Frequency
66MHz
Max Operating Temperature
85°C
Max Supply Voltage
3.6V
Memory Size
128KB
Memory Type
FLASH,
Min Operating Temperature
-40°C
Min Supply Voltage
1.65V
Mount
Surface Mount
Number of ADC Channels
8
Number of I/Os
110
Number of I2C Channels
2
Number of Programmable I/O
110
Number of PWM Channels
7
Number of SPI Channels
2
Number of Timers/Counters
6
Operating Supply Voltage
3.3V
Oscillator Type
Internal
Package Quantity
300
Packaging
Tray
Peripherals
Brown-out Detect/Reset, POR, WDT, DMA, PWM
Radiation Hardening
No
RAM Size
128KB
Reach SVHC Compliant
No
RoHS Compliant
Yes
Series
AVR®32 UC3 A3
Watchdog Timer
Yes
Width
20.1mm
Compliance
RoHS
Compliant
Datasheet
Microchip AT32UC3A3128-ALUT Datasheet
Download the complete datasheet for Microchip AT32UC3A3128-ALUT to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.