32-bit AVR UC3 A0 microcontroller featuring 256KB FLASH and 64KB RAM. Operates at up to 66MHz with a 3.3V supply voltage (1.65V-3.6V range). Offers extensive connectivity including I2C, SPI, USB, Ethernet, UART, USART, EBI/EMI, and Serial interfaces. Includes 8 ADC channels, 69 programmable I/Os, 7 PWM channels, 3 timers/counters, and peripherals like DMA and watchdog timer. Packaged in a 144-pin LQFP for surface mounting.
Frequency66MHz
PackageLQFP
MountingSurface Mount
Quick Jump:
Technical Specifications
Microchip AT32UC3A0256-ALUT technical specifications.
General
| Package/Case | LQFP |
| Core Architecture | AVR |
| Data Bus Width | 32b |
| Frequency | 66MHz |
| Height | 1.45mm |
| Interface | I2C, SPI, USB, Ethernet, UART, USART, EBI/EMI, Serial, 2-Wire |
| Lead Free | Lead Free |
| Length | 20.1mm |
| Max Frequency | 66MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 1.65V |
| Mount | Surface Mount |
| Number of ADC Channels | 8 |
| Number of Bits | 32 |
| Number of Ethernet Channels | 1 |
| Number of I/Os | 109 |
| Number of I2C Channels | 1 |
| Number of Programmable I/O | 69 |
| Number of PWM Channels | 7 |
| Number of SPI Channels | 2 |
| Number of Timers/Counters | 3 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| Radiation Hardening | No |
| RAM Size | 64KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR®32 UC3 A0 |
| Watchdog Timer | Yes |
| Width | 20.1mm |
Compliance
| RoHS | Compliant |
Datasheet
Microchip AT32UC3A0256-ALUT Datasheet
Download the complete datasheet for Microchip AT32UC3A0256-ALUT to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.
Product Images
