ATSAM3S2CA-AU vs ATSAM3S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM3S2CA-AU by Microchip Technology and ATSAM3S8CA-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 ✓ ActiveMicrochip Technology
ATSAM3S8CA-AU - 64MHz Cortex-M3 512KB Flash MCU | Microchip
ATSAM3S8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S2CA-AU | ATSAM3S8CA-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) | 512 KB |
| SRAM | 32 KB | 64 KB |
| Series | SAM3S | SAM3S |
| Instruction Set | Thumb-2 | ARM Thumb-2 |
| Memory Protection Unit | Yes (MPU) | Yes |
| 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) | — |
| Package | 100-LQFP (14x14 mm) | 100-pin LQFP (14 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) | — |
| Manufacturer | — | Microchip Technology |
| Product Type | — | 32-bit ARM Cortex-M3 flash microcontroller |
| Processor Core | — | ARM Cortex-M3, revision 2.0 |
| Architecture | — | 32-bit RISC |
| Maximum CPU Frequency | — | 64 MHz |
| Flash Organization | — | 512K x 8 |
| Operating Voltage Options | — | 1.8 V, 2.5 V, 3.3 V |
| Interface Focus | — | High-speed USB and integrated transceiver |
| RoHS Compliance | — | [DATA_NEEDED: RoHS compliance declaration] |
| REACH Compliance | — | [DATA_NEEDED: REACH compliance declaration] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: automotive qualification status] |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |