ATSAM3S1AA-MU vs ATSAM3N2AA-MU Comparison
Detailed side-by-side comparison of ATSAM3S1AA-MU by Microchip Technology and ATSAM3N2AA-MU 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
ATSAM3S1AA-MU - Cortex-M3 64MHz MCU 64KB Flash | Microchip
ATSAM3S1AA-MU β ActiveMicrochip Technology
ATSAM3N2AA-MU - 48MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3N2AA-MU β ActiveSpecification Comparison
| Parameter | ATSAM3S1AA-MU | ATSAM3N2AA-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.34 | $7.35 |
| Core | ARM Cortex-M3 (revision 2.0) | β |
| Core Size | 32-bit | 32-bit |
| Maximum Clock Speed | 64 MHz | 48 MHz |
| Program Memory Size | 64 KB (64K x 8) Flash | β |
| RAM Size | 16 KB (16K x 8) | β |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Core Voltage | 1.08 V to 1.32 V (internal regulator) | β |
| Package | 48-QFN (7x7 mm) | 48-QFN (7x7 mm) with exposed pad |
| Number of I/O | 47 | 34 |
| USB | Full Speed USB Device with embedded transceiver | β |
| Memory Card Interface | High Speed MCI for SDIO/SD/MMC | β |
| External Bus Interface | Yes (EBI) | β |
| Instruction Set | Thumb-2 | Thumb-2 |
| Memory Protection | MPU (Memory Protection Unit) | β |
| Mounting Type | Surface Mount | Surface Mount |
| Temperature Grade | Industrial | β |
| Series | SAM3S | β |
| Compatibility | Pin-to-pin compatible with AT91SAM7S (48- and 64-pin versions) | β |
| Core Processor | β | ARM Cortex-M3 revision 2.0 |
| Flash Memory | β | 128 KB (128K x 8) |
| SRAM | β | 16 KB (16K x 8) |
| USART Peripherals | β | 2 |
| UART Peripherals | β | 2 |
| SPI Peripherals | β | 3 |
| TWI (I2C) Peripherals | β | 2 |
| PWM Channels | β | 1 PWM timer |
| General-Purpose Timers | β | 6 |
| ADC Resolution | β | 10-bit, 8 channels |
| Oscillator Type | β | Internal |
| Touch Support | β | Atmel QTouch capacitive touch (buttons/sliders/wheels) |
| Packaging | β | Tape & Reel (TR) |
| Pin Compatibility | β | SAM7S and SAM3S series (48-pin versions) |