ATSAM3S4AA-AU vs ATSAM4LS4AA-AU Comparison
Detailed side-by-side comparison of ATSAM3S4AA-AU by Microchip Technology and ATSAM4LS4AA-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
ATSAM3S4AA-AU - 64MHz Cortex-M3 MCU, 256KB Flash | Microchip (Tape & Reel)
ATSAM3S4AA-AU ✓ ActiveMicrochip Technology
ATSAM4LS4AA-AU - 48MHz Cortex-M4 MCU 256KB Flash | Microchip
ATSAM4LS4AA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S4AA-AU | ATSAM4LS4AA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M4 |
| Core Size | 32-Bit | 32-bit |
| Maximum Clock Frequency | 64 MHz | 48 MHz |
| Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 48 KB | — |
| Supply Voltage Range | 1.62 V to 3.6 V | [DATA_NEEDED: supply voltage range] |
| Operating Temperature | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| Package | 48-LQFP (7x7 mm) | 48-TQFP (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 | USB Device |
| Number of I/O | [DATA_NEEDED: number of programmable I/O lines] | — |
| Program Memory Type | FLASH | — |
| Packaging | Tape & Reel (suffix R) | — |
| RoHS Status | [DATA_NEEDED: RoHS compliance status] | [DATA_NEEDED: RoHS status] |
| Flash Memory Size | — | 256 KB (256K x 8) |
| Active Mode Current | — | 90 uA/MHz |
| Sleep Mode Current | — | 1.5 uA |
| Wake-up Time | — | 1.5 us |
| Peripheral Event System | — | Yes |
| SleepWalking | — | Yes |
| Security | — | Crypto peripherals (per Mouser listing: CRYPTO) |
| Packaging Option | — | Tray (per Mouser MRL listing) |