ATSAMR21G18A-MFT RF/IF and RFID

Power - Output:	4dBm
Package / Case:	48-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 125°C
Current - Transmitting:	7.2mA ~ 13.8mA
Current - Receiving:	11.3mA ~ 11.8mA
Voltage - Supply:	1.8 V ~ 3.6 V
GPIO:	28
Serial Interfaces:	I²C, SPI, UART, USART, USB
Memory Size:	256kB Flash, 32kB SRAM
Sensitivity:	-99dBm
Series:	SMART™ SAM R21
Data Rate (Max):	250kbps
Frequency:	2.4GHz
Modulation:	O-QPSK
Protocol:	--
RF Family/Standard:	General ISM
Type:	TxRx + MCU
Part Status:	Active
Packaging:	Cut Tape (CT)

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Introduction of ATSAMR21G18A-MFT

ATSAMR21G18A – MFT is a state-of-the-art wireless transceiver IC used in a wide range of applications. It is particularly used in the development of professional grade IoT devices, providing robust and reliable communication between devices. It is compliant with the latest IEEE 802.15.4 specifications and supports both 2.4 GHz frequency and sub-GHz frequencies such as 868 MHz and 915 MHz. Thanks to its integrated RF transceiver and excellent support for low-power communication protocols, it can be applied in a variety of low-power and high-bandwidth applications with superior performance.

Application Field of ATSAMR21G18A-MFT

The features of ATSAMR21G18A-MFT make it an ideal choice for a wide range of applications. It is compatible with the latest standards and protocols such as IPv6, 6LoWPAN, and Thread, making it suitable for both industrial and consumer-grade applications. The integrated RF transceiver and small footprint delivers excellent performance in high-bandwidth applications such as industrial automation, smart lighting, and home security systems. It can also be used in low-bandwidth applications, such as energy metering and water monitoring. Thanks to its superior performance, it is also widely used in consumer electronics, medical devices, and automotive applications.

Working Principle of ATSAMR21G18A-MFT

The ATSAMR21G18A-MFT transceiver works with the external integrated circuit (IC) to initiate and handle RF transmissions. The external integrated circuit works with the external software libraries and APIs to control the transceiver’s behavior. It is capable of sending and receiving data over RF with a range of up to 300 meters.The transceiver is equipped with an embedded sub-GHz radio front end, which is used to process the signals. The transceiver consumes very low power and is capable of operating at up to 10.8 dBm output power on a single 3V supply. This makes it very suitable for battery-operated and energy-harvesting applications.The transceiver is also equipped with a high performance signal processor that is responsible for the link quality control and data packet reception. It ensures reliable and secure communication of the data over the network by utilizing encryption algorithms such as AES-128 and AES-256.

Conclusion

In conclusion, ATSAMR21G18A-MFT is a reliable and robust transceiver IC that can be used in a variety of industrial and consumer applications. Thanks to its excellent performance and low power consumption, it can be widely used in low-bandwidth and high-bandwidth applications, from medical devices to home automation systems. Besides, thanks to its support for the latest standards and protocols, it can facilitate secure and reliable communications over networks.

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