32-bit AVR microcontroller featuring 128KB FLASH and 96KB RAM. Operates at up to 66MHz with a 32-bit data bus. Offers 110 I/Os, including 23 programmable, and supports SPI, I2C, USB, UART, and more interfaces. Packaged in a 144-pin LQFP for surface mounting, with an operating voltage range of 1.81V to 3.6V. Includes peripherals like DMA, PWM, and a watchdog timer.
Frequency66MHz
PackageLQFP
MountingSurface Mount
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Technical Specifications
Microchip AT32UC3A3128S-ALUR technical specifications.
General
| Package/Case | LQFP |
| Contact Plating | Tin, Matte |
| Core Architecture | AVR |
| Data Bus Width | 32b |
| Frequency | 66MHz |
| Interface | SPI, I2S, USART, 2-Wire, I2C, USB, IrDA, UART, EBI/EMI, SCI |
| Max Frequency | 66MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 128KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.81V |
| Mount | Surface Mount |
| Number of I/Os | 110 |
| Number of Programmable I/O | 23 |
| Number of Timers/Counters | 3 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 1 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, WDT, DMA, PWM |
| RAM Size | 96KB |
| RoHS Compliant | Yes |
| Series | AVR®32 UC3 A3 |
| Watchdog Timer | Yes |
Compliance
| RoHS | Compliant |
Datasheet
Microchip AT32UC3A3128S-ALUR Datasheet
Download the complete datasheet for Microchip AT32UC3A3128S-ALUR to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.