32-bit AVR microcontroller featuring 128KB FLASH and 96KB RAM. Operates at up to 66MHz with a 32-bit data bus. Offers extensive interfaces including I2C, SPI, USB, UART, and EBI/EMI. Includes peripherals like Brown-out Detect, POR, and WDT, with 110 I/Os and 3 timers. Packaged in TFBGA for surface mounting, with operating temperatures from -40°C to 85°C.
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| Package/Case | TFBGA |
| Contact Plating | Copper, Tin, Silver |
| Core Architecture | AVR |
| Data Bus Width | 32b |
| Frequency | 66MHz |
| Interface | I2C, SPI, USB, IrDA, UART, USART, 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 Timers/Counters | 3 |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, WDT, DMA |
| Radiation Hardening | No |
| RAM Size | 96KB |
| RoHS Compliant | Yes |
| Series | AVR®32 UC3 A3 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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