ATSAM3S4AA-MUR vs ATSAM3S2AA-MUR Comparison
Detailed side-by-side comparison of ATSAM3S4AA-MUR by Microchip Technology and ATSAM3S2AA-MUR 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-MUR - 64MHz Cortex-M3 MCU 256KB Flash | Microchip
ATSAM3S4AA-MUR ✓ ActiveMicrochip Technology
ATSAM3S2AA-MUR - Cortex-M3 MCU 64MHz 128KB Flash | Microchip
ATSAM3S2AA-MUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S4AA-MUR | ATSAM3S2AA-MUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | ARM Cortex-M3 |
| Core Size | 32-Bit | 32-Bit |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Memory | 256 KB (256K x 8) | 128KB (128K x 8) |
| Series | SAM3S | SAM3S |
| Supply Voltage Range | 1.62 V to 3.6 V | 1.62 V to 3.6 V |
| Operating Supply Classes | 1.8 V / 3.3 V | — |
| Package | 48-QFN (7x7 mm) Exposed Pad | 48-VFQFN (7x7 mm) Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Pin Count | 48 | — |
| Instruction Set | Thumb-2 (RISC) | — |
| Interface | USB, UART, SPI, TWI (I2C) | — |
| DMA | Yes | — |
| Data Capture | PIO parallel capture mode (image-sensor compatible) | — |
| On-chip Regulator | 1.8 V LDO (VDDOUT) | — |
| Packaging | Tape & Reel (MUR suffix) | Tape & Reel (R suffix) |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL level] |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (Industrial) |
| RoHS Status | RoHS Compliant (Green package per Mouser listing) | Compliant (Green, per Mouser listing) |
| SRAM | [DATA_NEEDED: SRAM size] | — |
| SRAM Size | — | [DATA_NEEDED: SRAM size] |
| Number of I/O | — | [DATA_NEEDED: GPIO count] |
| Peripherals | — | DMA, PWM, parallel capture on PIOs |
| Connectivity | — | [DATA_NEEDED: interface list] |
| Pin-to-Pin Compatibility | — | Compatible with SAM3N2A |