ATSAM3S2AA-AU vs ATSAM3S2AA-AUR Comparison
Detailed side-by-side comparison of ATSAM3S2AA-AU by Microchip Technology and ATSAM3S2AA-AUR by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAM3S2AA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip (Tape & Reel)
ATSAM3S2AA-AU ✓ ActiveMicrochip Technology
ATSAM3S2AA-AUR - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2AA-AUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S2AA-AU | ATSAM3S2AA-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 |
| Core Size | 32-Bit | 32-Bit |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Memory | 128 KB (131 KB per some distributor listings) | 128 KB (131 KB per some distributor listings) |
| SRAM | 32 KB | 32 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Technology | CMOS | CMOS |
| Connectivity | UART, SPI, I2C (TWI), I2S, USB 2.0 Full-Speed | UART, SPI, I2C (TWI), I2S, USB 2.0 Full-Speed |
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Instruction Set | RISC / Thumb-2 | RISC / Thumb-2 |
| Pin-to-Pin Compatibility | Compatible with SAM3N2A | Compatible with SAM3N2A |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) |
| RoHS Status | Compliant (Green package per distributor listing) | Compliant (Green package per distributor listing) |
| Peripheral Features | DMA, parallel data capture mode on PIOs | DMA, parallel data capture mode on PIOs |
| EEPROM / Data Flash | [DATA_NEEDED: EEPROM size] | [DATA_NEEDED: EEPROM size] |
| Number of I/O | [DATA_NEEDED: GPIO count] | [DATA_NEEDED: GPIO count] |
| ADC Resolution | [DATA_NEEDED: ADC resolution and channels] | [DATA_NEEDED: ADC resolution and channels] |