Microchip Technology ATSAMD21G17A-UUT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $94,999.99 | $94,999.99 |
| 15+ | $91,999.99 | $1,379,999.85 |
| 25+ | $89,999.99 | $2,249,999.75 |
| 50+ | $84,999.99 | $4,249,999.50 |
| 100+ | $74,999.99 | $7,499,999.00 |
| N+ | $15,000.00 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | SAM D21G, Functional Safety (FuSa) |
| Packaging | | Tape & Reel (TR) |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit Single-Core |
| Speed | 48MHz |
| Connectivity | I2C, LINbus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT |
| Number of I/O | 38 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 14x12b; D/A 1x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 45-WLCSP |
| Package / Case | 45-XFBGA, WLCSP |
| ROHS |
The Microchip ATSAMD21G17A-UUT is a 32-bit ARM Cortex-M0+ microcontroller in an ultra-compact WLCSP package. It delivers 48MHz performance with 128KB flash and 16KB SRAM, operating from 1.62V to 3.6V. Integrated DMA, I2S, PWM, and brown-out detection make it ideal for low-power IoT, wearable, and portable applications.
- Ultra-compact WLCSP package: Saves board space for miniaturized designs.
- Low-voltage operation down to 1.62V: Extends battery life in portable devices.
- DMA and I2S integration: Enables efficient data streaming without CPU overhead.
- 128KB flash / 16KB SRAM: Ample memory for complex firmware.
- Full supervisory features (POR, BOD, WDT): Enhances system reliability.
IoT Sensor Nodes
The low 1.62V minimum supply and 48MHz Cortex-M0+ core enable battery-powered environmental sensors with efficient DMA data logging.
Wearable Health Monitors
The WLCSP package minimizes PCB area, while the integrated POR and WDT ensure reliable operation in compact, power-constrained wearables.
Portable Instrumentation
With 128KB flash and I2S support, it can handle audio sampling and measurement algorithms for handheld multimeters or data loggers.
Smart Home Controllers
PWM channels and brown-out detection make it suitable for controlling LED dimmers or motorized blinds with stable power supervision.
Industrial Sensor Interfaces
The DMA controller offloads CPU for continuous ADC sampling in industrial temperature or pressure monitoring systems.
Consumer Audio Accessories
I2S peripheral allows direct interfacing with digital microphones or audio codecs for voice-controlled devices.
- Q: What is the core processor of the ATSAMD21G17A-UUT?
- A: It uses an ARM Cortex-M0+ core running at up to 48 MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.62V to 3.6V, suitable for low-power designs.
- Q: How much flash and RAM does it have?
- A: It has 128KB flash and 16KB SRAM.
- Q: What package is available?
- A: It comes in a 45-ball WLCSP (XFBGA) package.
- Q: Does it support DMA and I2S?
- A: Yes, it includes DMA, I2S, POR, PWM, WDT, and brown-out detection.
- Q: What is the core processor of the ATSAMD21G17A-UUT?
- A: It uses an ARM Cortex-M0+ core running at up to 48 MHz.
- Q: What is the operating voltage range?
- A: It operates from 1.62V to 3.6V, suitable for low-power designs.
- Q: How much flash and RAM does it have?
- A: It has 128KB flash and 16KB SRAM.
- Q: What package is available?
- A: It comes in a 45-ball WLCSP (XFBGA) package.
- Q: Does it support DMA and I2S?
- A: Yes, it includes DMA, I2S, POR, PWM, WDT, and brown-out detection.

ATSAMD21G17A-UUT.pdf