ATSAM3S4AA-AU vs ATSAM3S1AB-AUR Comparison
Detailed side-by-side comparison of ATSAM3S4AA-AU by Microchip Technology and ATSAM3S1AB-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
ATSAM3S4AA-AU - 64MHz Cortex-M3 MCU, 256KB Flash | Microchip (Tape & Reel)
ATSAM3S4AA-AU ✓ ActiveMicrochip Technology
ATSAM3S1AB-AUR - ARM Cortex-M3 64MHz MCU 64KB Flash | Microchip
ATSAM3S1AB-AUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S4AA-AU | ATSAM3S1AB-AUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 (32-bit) |
| Core Size | 32-Bit | 32-Bit Single-Core |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Memory | 256 KB (256K x 8) | 64 KB (64K x 8) |
| SRAM | 48 KB | 16 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Connectivity | I2C, SPI, USB, MMC/SDIO, UART, USART | — |
| Peripherals | Brown-out Detect/Reset, POR, PWM, DMA, WDT | — |
| Data Converters | A/D 12-bit, D/A 10-bit | — |
| USB | Full Speed USB Device with embedded transceiver | — |
| Number of I/O | [DATA_NEEDED: number of programmable I/O lines] | — |
| Program Memory Type | FLASH | — |
| Packaging | Tape & Reel (suffix R) | Tape & Reel (TR) |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | ROHS3 Compliant |
| ADC Resolution | — | 12-bit, 8 channels |
| DAC Resolution | — | 12-bit, 2 channels |
| DMA Channels | — | 22 |
| Serial Interfaces | — | I2C, SPI, USART, UART, SSC, I2S |
| Processing Technology | — | CMOS |
| Lead Free Status | — | Lead Free |
| MSL Rating | — | [DATA_NEEDED: moisture sensitivity level] |