ATSAM3N0AA-AUR vs ATSAM3A4CA-AU Comparison
Detailed side-by-side comparison of ATSAM3N0AA-AUR by Microchip Technology and ATSAM3A4CA-AU 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
ATSAM3N0AA-AUR - 48MHz Cortex-M3 MCU 32KB Flash LQFP-48 | Microchip
ATSAM3N0AA-AUR ✓ ActiveMicrochip Technology
ATSAM3A4CA-AU - 84MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3A4CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3N0AA-AUR | ATSAM3A4CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.38 | $12.30 |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 revision 2.0 |
| Core Size | 32-bit single-core | 32-bit |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 32KB (32K x 8) | — |
| SRAM | 8KB (8K x 8) | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Number of I/O | [DATA_NEEDED: Number of I/O] | — |
| Peripherals | DMA, WDT, PWM | — |
| Connectivity | UART/USART, SPI, I2C (two-wire interface) | CAN, I2C, IrDA, LIN, MMC, SPI, SSC, UART/USART, USB |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C |
| Package | 48-LQFP (7x7 mm) | 100-LQFP (14 x 14 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (R suffix) | — |
| RoHS Status | Compliant (GREEN, per Mouser listing) | — |
| Data Converters | [DATA_NEEDED: ADC channels and resolution] | A/D 16x12-bit; D/A 2x12-bit |
| Oscillator Type | Internal | Internal |
| Program Memory Type | FLASH | FLASH |
| Maximum Clock Speed | — | 84 MHz |
| Program Memory Size | — | 256 KB (2 x 128 KB banks) |
| RAM Size | — | 64 KB (2 x 32 KB banks) |
| Supply Voltage | — | 1.62 V to 3.6 V |
| Memory Protection | — | MPU (Memory Protection Unit) |
| Instruction Set | — | Thumb-2 |
| SysTick Counter | — | 24-bit |
| Series | — | SAM3A |