ATSAM3SD8CA-AUR vs ATSAM4S8CA-AU Comparison
Detailed side-by-side comparison of ATSAM3SD8CA-AUR by Microchip Technology and ATSAM4S8CA-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-AUR - 64MHz Cortex-M3 512KB MCU | Microchip
ATSAM3SD8CA-AUR ✓ ActiveMicrochip Technology
ATSAM4S8CA-AU - ARM Cortex-M4 120MHz 512KB Flash MCU | Microchip
ATSAM4S8CA-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAM3SD8CA-AUR | ATSAM4S8CA-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M3 | — |
| Core Size | 32-Bit | — |
| Maximum Clock Frequency | 64 MHz | — |
| Flash Memory | 512KB (512K x 8) | — |
| Flash Banks | 2 x 256KB | — |
| SRAM | 64KB | 128 KB |
| Supply Voltage (Min) | 1.62 V | — |
| Supply Voltage | 1.8 V / 3.3 V | — |
| Package | 100-LQFP (14x14 mm) | 100-pin LQFP (14x14 mm) |
| Number of Pins | 100 | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40C to +85C (industrial) |
| Packaging | Tape & Reel (AUR suffix) | — |
| Series | SAM3S (SAM3SD8) | — |
| RoHS Status | Compliant (Green) | Compliant |
| Moisture Sensitivity Level | [DATA_NEEDED: MSL level] | — |
| Data Bus Width | 32 bit | — |
| Core | — | ARM Cortex-M4 |
| Core Features | — | DSP, FPU (single precision), Thumb-2 instruction set, MPU |
| Instruction Cache | — | 2 KB |
| Maximum Clock Speed | — | 120 MHz |
| Performance | — | 1.25 DMIPS/MHz (Dhrystone 2.1) |
| Program Memory (Flash) | — | 512 KB (512K x 8) |
| Supply Voltage (VDDIO/VDDCORE) | — | 1.62 V to 3.6 V |
| Backup Supply (VDDBU) | — | 1.62 V to 3.6 V |
| ADC | — | 12-bit, up to 1 MSPS |
| USB | — | Full-Speed USB Device with on-chip transceiver |
| MSL Level | — | 3 (168 hours) |
| Lead-Free / Halogen-Free | — | Yes (per Microchip product page) |