ATSAM3S2CA-AU vs ATSAM3S4CA-AU Comparison
Detailed side-by-side comparison of ATSAM3S2CA-AU by Microchip Technology and ATSAM3S4CA-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
ATSAM3S2CA-AU - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2CA-AU ✓ Active
Specification Comparison
| Parameter | ATSAM3S2CA-AU | ATSAM3S4CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 revision 2.0 | — |
| Core Size | 32-Bit | — |
| Max Clock Frequency | 64 MHz | — |
| Flash Memory | 128 KB (128K x 8) | 256 KB |
| SRAM | 32 KB | 48 KB |
| Series | SAM3S | SAM3S |
| Instruction Set | Thumb-2 | — |
| Memory Protection Unit | Yes (MPU) | — |
| I/O Ports | 47 | — |
| Supply Voltage (VDDCORE domain) | 1.08 V to 1.32 V | — |
| I/O Supply | 1.8 V / 3.3 V | — |
| Temperature Grade | Industrial (-40C to +85C) | Industrial temperature |
| Package | 100-LQFP (14x14 mm) | 100-lead LQFP, 14 mm x 14 mm |
| Mounting Type | Surface Mount | Surface mount |
| Life Cycle Stage | ACTIVE | — |
| Program Memory Type | Flash | — |
| RoHS Status | RoHS Compliant (lead-free, 'AU' suffix) | [DATA_NEEDED: RoHS status] |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Processor Core | — | ARM Cortex-M3 |
| Maximum CPU Frequency | — | 64 MHz |
| Flash Organization | — | 256K x 8 bits |
| Bit Width | — | 32 bits |
| Supply Voltage Range | — | [DATA_NEEDED: supply voltage range] |
| GPIO Count | — | [DATA_NEEDED: GPIO count] |
| UART Count | — | [DATA_NEEDED: UART count] |
| SPI Count | — | [DATA_NEEDED: SPI count] |
| I2C Count | — | [DATA_NEEDED: I2C count] |
| ADC Resolution | — | [DATA_NEEDED: ADC resolution] |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |