| Model Number |
| AT91SAM7X512B-AUR |
ATXMEGA256A3BU-MH |
| Model Name |
| Microchip Tech AT91SAM7X512B-AUR |
Microchip Tech ATXMEGA256A3BU-MH |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 512KB 1.65V~1.95V 55MHz 62 LQFP-100(14x14) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
256KB 1.6V~3.6V AVR 32MHz 47 QFN-64-EP(9x9) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.000 grams / 0.035274 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| LQFP-100(14x14) |
QFN-64-EP(9x9) |
| Package / Arrange |
| Tape & Reel (TR) |
Tray |
| Battery |
| No |
No |
| ECCN |
| 3A991A2 |
5A992C |
| Low-Voltage Detect |
| Yes |
Yes |
| Program Storage Size |
| 512KB |
256KB |
| Operating Voltage Range |
| 1.65V~1.95V |
1.6V~3.6V |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+85℃ |
| CPU Core |
| - |
AVR |
| Watchdog |
| Yes |
Yes |
| CPU Maximum Speed |
| 55MHz |
32MHz |
| Internal Oscillator |
| Yes |
Yes |
| Direct Memory Access |
| Yes |
Yes |
| Universal Serial Bus |
| Yes |
Yes |
| ADC (Bit) |
| 10bit |
12bit |
| GPIO Ports Number |
| 62 |
47 |
