MICRF220AYQS-TR RF/IF and RFID

Current - Receiving:	6mA
Supplier Device Package:	16-QSOP
Package / Case:	16-SSOP (0.154", 3.90mm Width)
Operating Temperature:	-40°C ~ 105°C
Voltage - Supply:	3 V ~ 3.6 V
Features:	RSSI Equipped
Antenna Connector:	PCB, Surface Mount
Memory Size:	--
Data Interface:	PCB, Surface Mount
Series:	QwikRadio®
Applications:	General Purpose
Modulation or Protocol:	ASK, OOK
Data Rate (Max):	20kbps
Sensitivity:	-112.5dBm
Frequency:	300MHz ~ 450MHz
Part Status:	Active
Packaging:	Tape & Reel (TR)

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IntroductionMICRF220AYQS-TR is an integrated RF receiver which is designed for low power, wideband reception of signals in demanding applications. The device features a single low noise amplifier (LNA) with output frequency range of 14MHz to 2.8GHz and low power consumption. It also has an on-chip data output logging facility. The device is offered in a small form factor and is suitable for a wide range of applications, including short distance wireless communication, radio frequency identification (RFID) and radar systems, as well as wireless surveillance and security at airports and other public areas.Application FieldThe MICRF220AYQS-TR is a highly integrated device with a wide range of applications in short-distance wireless communication, radio frequency identification (RFID) and radar systems, as well as wireless surveillance and security at airports and other public areas. Its range of features makes it suitable for a wide variety of applications including but not limited to:

• Wireless Security and Surveillance
• Industrial Control and Automation
• Remote Sensing
• Wireless Networking (Wi-Fi, Bluetooth, Zigbee etc)
• RFID Systems
• Metering and Smart Grid
• Radar Systems

The device provides a cost-effective solution for applications requiring low-power, wideband reception in noisy environments. It has an excellent notching filter for blocking out signals/interferences from other sources. It also features a low noise amplifier with built-in guard ring for improved stability and immunity to external noise.Working PrincipleThe working principle of MICRF220AYQS-TR can be divided into two stages. The first stage is the receiving stage and the second stage is the output stage.The receive stage consists of a low noise amplifier (LNA) module, a guard ring and an antenna interface. The LNA module amplifies the incoming signal and produces an output signal with high fidelity and low distortion. The guard ring prevents the signal from noise generated by other electronic components in the system. The antenna interface is designed to receive incoming signals from an antenna and convert the signals into low frequency baseband signals.The output stage consists of a data output logging module and a transmitter interface. The data output logging module is designed to record the received baseband signals and store them in a non-volatile memory. The transmitter interface is designed to transmit the stored data to a remote receiver.ConclusionThe MICRF220AYQS-TR is a versatile device suitable for a wide range of applications. It features a single low noise amplifier (LNA) and an output frequency range of 14MHz to 2.8GHz to ensure low power consumption and wideband reception of signals. Its on-chip data output logging facility allows users to store and transmit the received signals. The device also has an excellent notching filter for blocking out unwanted signals/interferences. The MICRF220AYQS-TR is thus ideal for applications requiring low-power, wideband reception in noisy environments such as short-distance wireless communication, radio frequency identification (RFID) and radar systems, as well as wireless surveillance and security at airports and other public areas.

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