8-bit AVR® XMEGA® A3 microcontroller featuring 256KB FLASH memory and 16KB RAM. Operates at up to 32MHz with 50 I/Os and 22 PWM channels. Supports I2C, SPI, IrDA, and UART interfaces, with 7 timers/counters and 8 ADC channels. Packaged in a 64-TQFP surface mount configuration, this lead-free component offers a wide operating temperature range of -40°C to 85°C and supply voltage from 1.6V to 3.6V. Includes essential peripherals like POR, WDT, and DMA.
Frequency32MHz
PackageA
MountingSurface Mount
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Technical Specifications
Microchip ATXMEGA256A3-AU technical specifications.
General
| Package/Case | A |
| Core Architecture | AVR |
| Density | 256KB |
| Frequency | 32MHz |
| Height | 1.05mm |
| Interface | I2C, SPI, IrDA, UART, USART |
| Lead Free | Lead Free |
| Length | 14.1mm |
| Max Frequency | 32MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.6V |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.6V |
| Mount | Surface Mount |
| Number of ADC Channels | 8 |
| Number of I/Os | 50 |
| Number of I2C Channels | 2 |
| Number of PWM Channels | 22 |
| Number of SPI Channels | 3 |
| Number of Timers/Counters | 7 |
| Oscillator Type | Internal |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| RAM Size | 16KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | AVR® XMEGA® A3 |
| Termination | SMD/SMT |
| Watchdog Timer | Yes |
| Width | 14.1mm |
Compliance
| RoHS | Compliant |
Datasheet
Microchip ATXMEGA256A3-AU Datasheet
Download the complete datasheet for Microchip ATXMEGA256A3-AU to view detailed technical specifications.
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