ATSAM3S2CA-CUR vs ATSAM3S8CA-CUR Comparison
Detailed side-by-side comparison of ATSAM3S2CA-CUR by Microchip Technology and ATSAM3S8CA-CUR 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-CUR - 64MHz Cortex-M3 MCU 128KB Flash | Microchip
ATSAM3S2CA-CUR ✓ ActiveMicrochip Technology
ATSAM3S8CA-CUR - 64MHz Cortex-M3 MCU, 512KB Flash | Microchip
ATSAM3S8CA-CUR ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S2CA-CUR | ATSAM3S8CA-CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 (32-bit) | ARM Cortex-M3 |
| Core Size | 32-Bit | — |
| Maximum Clock Frequency | 64 MHz | 64 MHz |
| Flash Program Memory | 128 KB (128K x 8) | — |
| SRAM | 32 KB | — |
| Supply Voltage Range | 1.62 V to 3.6 V | — |
| Supply Voltage (Typical) | 1.8 V / 3.3 V | — |
| Operating Temperature | -40C to +85C | — |
| Package | 100-TFBGA (9x9 mm) | 100-TFBGA (9x9 mm) |
| Number of I/O | 79 | — |
| ADC Resolution | 10-bit / 12-bit | — |
| DAC Resolution | 12-bit | — |
| Connectivity | HSMCI, I2C, I2S, IrDA, SPI, SSC, TWI, UART, USART, USB | UART, SPI, TWI, USB (per Microchip product page) |
| Mounting Type | Surface Mount | Surface Mount |
| Core Speed (DMIPS) | ~1.25 DMIPS/MHz (ARM Cortex-M3) | — |
| Technology | CMOS | — |
| RoHS Status | Compliant (per JLCPCB listing) | — |
| Core Architecture | — | 32-Bit RISC |
| Flash Memory Size | — | 512 KB (512K x 8) |
| SRAM Size | — | 64 KB |
| Supply Voltage | — | 1.8 V class (per distributor listing) |
| Number of Terminals | — | 100 |
| Terminal Form | — | Ball (BGA) |
| Package Shape | — | Square |
| Operating Temperature Grade | — | Industrial (-40C to +85C per IND TEMP listing) |
| Series | — | SAM3S (ATSAM3S8) |
| Moisture Sensitivity Level | — | MRL A (per Mouser listing) |
| RoHS / Green Status | — | Green package (per Mouser listing) |
| Temperature Grade | — | INDUSTRIAL (per Partstack listing) |