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