ATSAM3S4CA-AU vs ATSAM3SD8CA-AU Comparison
Detailed side-by-side comparison of ATSAM3S4CA-AU by Microchip Technology and ATSAM3SD8CA-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
ATSAM3SD8CA-AU - 64MHz Cortex-M3 MCU 512KB Flash | Microchip
ATSAM3SD8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3S4CA-AU | ATSAM3SD8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Product Type | 32-bit ARM Cortex-M3 flash microcontroller | — |
| Processor Core | ARM Cortex-M3 | — |
| Maximum CPU Frequency | 64 MHz | — |
| Flash Memory | 256 KB | — |
| Flash Organization | 256K x 8 bits | — |
| SRAM | 48 KB | — |
| Bit Width | 32 bits | — |
| Series | SAM3S | — |
| Package | 100-lead LQFP, 14 mm x 14 mm | 100-LQFP (14x14 mm) |
| Mounting Type | Surface mount | Surface Mount |
| Temperature Grade | Industrial temperature | — |
| 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] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | Compliant (LQFP, Green, MRL per Mouser listing) |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Core Processor | — | ARM Cortex-M3 revision 2.0 |
| Core Size | — | 32-Bit |
| Maximum Clock Frequency | — | 64 MHz |
| Flash Memory Size | — | 512KB (512K x 8) |
| Instruction Set | — | Thumb-2 |
| Memory Protection Unit | — | Yes (MPU) |
| USB | — | High-speed USB device with integrated transceiver |
| Operating Voltage Range | — | 1.62 V to 3.6 V |
| Supply Voltage Options | — | 1.8 V / 2.5 V / 3.3 V |
| Pin Count | — | 100 |
| Compatibility | — | Pin-to-pin compatible with AT91SAM7S legacy (64-pin versions) and SAM3S4/2/1 products |
| Packaging | — | Tray |
| Operating Temperature | — | [DATA_NEEDED: operating temperature range] |
| SRAM Size | — | [DATA_NEEDED: SRAM size] |