Microchip Technology ATSAM3SD8CA-AUR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $8.77 | $8.77 |
| 15+ | $8.49 | $127.35 |
| 25+ | $8.31 | $207.75 |
| 50+ | $7.85 | $392.50 |
| 100+ | $6.92 | $692.00 |
| N+ | $1.38 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | SAM3S |
| Packaging | Cut Tape (CT) | NULL |
| Core Processor | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core |
| Speed | 64MHz |
| Connectivity | EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 79 |
| Program Memory Size | 512KB (512K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 15x10/12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 100-LQFP (14x14) |
| Package / Case | 100-LQFP |
| ROHS |
The Microchip ATSAM3SD8CA-AUR is an ARM Cortex-M3 MCU operating at 64MHz. It offers 512KB flash and 64KB SRAM, with an integrated I2S for audio applications. Its 1.62V-3.6V supply range and 100-LQFP package make it a robust choice for industrial and portable designs.
- Large memory: 512KB flash supports complex applications and OTA updates.
- Audio-ready: I2S peripheral simplifies digital audio integration.
- Low-power operation: 1.62V minimum voltage reduces energy consumption.
- DMA efficiency: Offloads data movement for better real-time performance.
Audio Processing
Integrated I2S interface enables direct connection to audio codecs for voice recognition.
Industrial Data Loggers
512KB flash and DMA allow high-capacity logging with minimal CPU overhead.
Portable Instrumentation
Low 1.62V operation extends battery life in handheld multimeters.
Smart Building Controllers
Multiple PWM channels drive LED lighting and HVAC actuators.
Medical Wearables
Compact 100-LQFP and -40°C to 85°C range suit wearable health monitors.
Communication Gateways
Rich serial peripherals (UART, SPI, I2C) enable protocol bridging.
- Q: What is the core processor?
- A: ARM Cortex-M3 running at 64MHz.
- Q: What is the flash memory size?
- A: 512KB, suitable for complex firmware.
- Q: What is the voltage range?
- A: 1.62V to 3.6V, ideal for low-power 3.3V systems.
- Q: Does it support audio interfaces?
- A: Yes, includes I2S for digital audio.
- Q: What is the core processor?
- A: ARM Cortex-M3 running at 64MHz.
- Q: What is the flash memory size?
- A: 512KB, suitable for complex firmware.
- Q: What is the voltage range?
- A: 1.62V to 3.6V, ideal for low-power 3.3V systems.
- Q: Does it support audio interfaces?
- A: Yes, includes I2S for digital audio.

ATSAM3SD8CA-AUR.pdf