The ATXMEGA256A3B-MH is a 32MHz AVR XMEGA A3B microcontroller that features 256KB of FLASH memory and 16KB of RAM. It is packaged in a QFN-64 format, making it suitable for surface mount applications. This device operates over a temperature range of -40°C to 85°C and is compliant with RoHS regulations. It supports a variety of interfaces, including I2C, SPI, IrDA, UART, and USART, and includes peripherals such as a brown-out detect/reset, power-on reset, PWM, watchdog timer, DMA, and temperature sensor. The ATXMEGA256A3B-MH is a lead-free device that operates within a supply voltage range of 1.6V to 3.6V.
| RoHS |
Compliant |
| Mount |
Surface Mount |
| Series |
AVR® XMEGA® A3B |
| RAM Size |
16KB |
| Frequency |
32MHz |
| Interface |
I2C, SPI, IrDA, UART, USART |
| Lead Free |
Lead Free |
| Packaging |
Tray |
| Memory Size |
256KB |
| Memory Type |
FLASH, |
| Peripherals |
Brown-out Detect/Reset, POR, PWM, WDT, DMA, Temp Sensor |
| Package/Case |
QFN |
| Number of I/Os |
49 |
| RoHS Compliant |
Yes |
| Oscillator Type |
Internal |
| Core Architecture |
AVR |
| Max Supply Voltage |
3.6V |
| Min Supply Voltage |
1.6V |
| Reach SVHC Compliant |
No |
| Number of PWM Channels |
22 |
| Max Operating Temperature |
85°C |
| Min Operating Temperature |
-40°C |
| Number of Timers/Counters |
7 |