ATSAM4S4AA-AU vs ATSAM3S4AA-AU Comparison
Detailed side-by-side comparison of ATSAM4S4AA-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
ATSAM4S4AA-AU - Cortex-M4 120MHz MCU 256KB Flash | Microchip
ATSAM4S4AA-AU ✓ ActiveMicrochip Technology
ATSAM3S4AA-AU - 64MHz Cortex-M3 MCU, 256KB Flash | Microchip (Tape & Reel)
ATSAM3S4AA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM4S4AA-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 | 120 MHz | 64 MHz |
| Flash Memory | 256 KB (256K x 8) | 256 KB (256K x 8) |
| SRAM | 64 KB | 48 KB |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Number of I/O | 38 | [DATA_NEEDED: number of programmable I/O lines] |
| Package | 48-LQFP (7x7 mm) | 48-LQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C |
| Peripherals | DMA, PWM, WDT, I2S | Brown-out Detect/Reset, POR, PWM, DMA, WDT |
| Connectivity | I2C, SPI, UART/USART | I2C, SPI, USB, MMC/SDIO, UART, USART |
| Data Converters | ADC, DAC | A/D 12-bit, D/A 10-bit |
| Packaging | Tray | Tape & Reel (suffix R) |
| RoHS Status | Compliant (Green) | [DATA_NEEDED: RoHS compliance status] |
| Series | SAM4S | — |
| USB | — | Full Speed USB Device with embedded transceiver |
| Program Memory Type | — | FLASH |