| PartNumber | ATSAM3S1AA-AUR | ATSAM3S1AA-AU | ATSAM3S1AA-MU |
| Description | ARM Microcontrollers - MCU LQFPGREENIND TEMPMRL A | IC MCU 32BIT 64KB FLASH 48LQFP | IC MCU 32BIT 64KB FLASH 48QFN |
| Manufacturer | Microchip | Atmel | - |
| Product Category | ARM Microcontrollers - MCU | Embedded - Microcontrollers | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | LQFP-48 | - | - |
| Series | SAM3S | SAM3S | - |
| Core | ARM Cortex M3 | - | - |
| Data Bus Width | 32 bit | - | - |
| Maximum Clock Frequency | 64 MHz | - | - |
| Program Memory Size | 64 kB | 64KB (64K x 8) | - |
| Data RAM Size | 16 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Operating Supply Voltage | 1.8 V | - | - |
| Packaging | Reel | Tray | - |
| Program Memory Type | Flash | FLASH | - |
| Brand | Microchip Technology / Atmel | - | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2C, SPI, UART | - | - |
| Analog Supply Voltage | 3.3 V | - | - |
| I/O Voltage | 3.3 V | - | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 8 | - | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Processor Series | ATSAM3x | - | - |
| Product Type | ARM Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 1.9 V | - | - |
| Supply Voltage Min | 1.62 V | - | - |
| Unit Weight | 0.006409 oz | - | - |
| Package Case | - | 48-LQFP | - |
| Operating Temperature | - | -40°C ~ 85°C (TA) | - |
| Supplier Device Package | - | 48-LQFP (7x7) | - |
| Number of I O | - | 34 | - |
| Speed | - | 64MHz | - |
| EEPROM Size | - | - | - |
| Core Processor | - | - | |
| RAM Size | - | 16K x 8 | - |
| Peripherals | - | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | - |
| Connectivity | - | I2C, MMC, SPI, SSC, UART/USART, USB | - |
| Voltage Supply Vcc Vdd | - | 1.62 V ~ 3.6 V | - |
| Core Size | - | 32-Bit | - |
| Data Converters | - | A/D 8x10/12b | - |
| Oscillator Type | - | Internal | - |