Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

ATSAMR21G16A-MFT is a low-power microcontrollers using the 32-bit ARM® Cortex®-M0+ processor and an integrated ultra-low power 2.4GHz ISM band transceiver. SAM R21 devices are available in 32- and 48-pin packages with up to 256KB Flash, 32KB of SRAM and are operating at a maximum frequency of 48MHz and reach 2.14 Coremark/MHz.

ATSAMR21G16A-MFT designed for simple and intuitive migration with identical peripheral modules, hex compatible code, identical linear address map and pin compatible migration paths between all devices in the product series.

Product Attributes

Type TxRx + MCU  

RF Family/Standard General ISM > 1GHz  

Modulation O-QPSK  

Frequency 2.4GHz  

Data Rate (Max) 250kbps  

Power - Output 4dBm  

Sensitivity -99dBm  

Memory Size 64kB Flash, 8kB SRAM  

Serial Interfaces I²C, SPI, UART, USART, USB  

GPIO 28  

Voltage - Supply 1.8V ~ 3.6V  

Current - Receiving 11.3mA ~ 11.8mA  

Current - Transmitting 7.2mA ~ 13.8mA  

Operating Temperature -40°C ~ 125°C  

Mounting Type Surface Mount  

Package / Case 48-VFQFN Exposed Pad  

Supplier Device Package 48-QFN (7x7)

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.