Microchip Technology ATSAMD21G16B-MF
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.84 | $9.84 |
| 15+ | $2.26 | $33.90 |
| 25+ | $2.21 | $55.25 |
| 50+ | $2.09 | $104.50 |
| 100+ | $1.85 | $185.00 |
| N+ | $0.37 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | SAM D21G, Functional Safety (FuSa) |
| Packaging | Tray | NULL |
| 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 | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 8K 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 ~ 125°C (TA) |
| Grade | Automotive |
| Qualification AEC | AEC-Q100 |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-QFN (7x7) |
| Package / Case | 48-VFQFN Exposed Pad |
| ROHS |
The ATSAMD21G16B-MF is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology. It runs at 48MHz with 64KB Flash and 8KB RAM, featuring DMA, I2S, and multiple serial interfaces. The 48-VFQFN package and 1.62V-3.6V supply make it suitable for compact, low-power embedded designs.
- Efficient 32-bit core: ARM Cortex-M0+ balances performance and power consumption.
- DMA controller: Offloads CPU for data transfers, improving real-time responsiveness.
- Wide temperature range: -40°C to 125°C suits harsh environments.
- Low voltage operation: Down to 1.62V enables single-cell battery designs.
IoT Edge Nodes
ARM Cortex-M0+ with DMA and I2S supports efficient sensor data streaming to wireless modules.
Wearable Health Monitors
Low 1.62V operation and multiple sleep modes enable ultra-low-power continuous biometric sensing.
Industrial Automation
48MHz processing with 64KB Flash handles complex control loops in PLC I/O modules.
Audio Processing
I2S interface and DMA allow direct digital audio streaming for voice assistants and codec integration.
Portable Instrumentation
High-speed ADC and PWM enable accurate measurement and waveform generation in handheld meters.
Smart Home Controllers
Rich peripheral set and 125°C rating support reliable operation in HVAC and lighting hubs.
- Q: What core does it use?
- A: ARM Cortex-M0+ at 48MHz.
- Q: What is the supply voltage?
- A: 1.62V to 3.6V.
- Q: How much Flash and RAM?
- A: 64KB Flash and 8KB RAM.
- Q: What package is offered?
- A: 48-VFQFN with exposed pad.
- Q: Does it support DMA?
- A: Yes, with 6 channels.
- Q: What core does it use?
- A: ARM Cortex-M0+ at 48MHz.
- Q: What is the supply voltage?
- A: 1.62V to 3.6V.
- Q: How much Flash and RAM?
- A: 64KB Flash and 8KB RAM.
- Q: What package is offered?
- A: 48-VFQFN with exposed pad.
- Q: Does it support DMA?
- A: Yes, with 6 channels.

ATSAMD21G16B-MF.pdf