ADI-RF and Microwave series

Analog Devices (ADI) offers the industry's broadest range of RF and microwave products, coupled with deep expertise in system design. We support your designs with a complete signal chain capability, including RF, microwave, and millimeter-wave solutions. You can choose from a rich selection of discrete components and integrated solutions, including a comprehensive antenna-to-antenna product line for applications from DC to over 100 GHz. ADI provides the widest array of technologies, including CMOS, SiGe, BiCMOS, SOI, GaAs, and GaN. Understand how ADI can play a crucial role in RF and microwave designs for communications, test and measurement instrumentation, industrial, and aerospace and defense sectors.

I/Q Modulator and Demodulator Series


- Integrated LO IQ Modulators: Integrate the local oscillator signal with I/Q modulation functionality, simplifying circuit design, suitable for communication systems that require signal modulation in the microwave frequency band, effectively reducing system complexity and cost.


- Integrated LO I/Q Demodulators: With integrated local oscillator signals, they can demodulate modulated signals in the microwave frequency band into I/Q baseband signals, widely used in communication reception and other scenarios, helping to improve the accuracy and stability of signal demodulation.


- I/Q Demodulators: Can demodulate input signals at microwave frequencies, outputting I/Q two-channel signals, commonly used in software radio, communication base stations, and other fields, meeting the performance requirements of high-demand signal demodulation applications.


- I/Q Modulators: Can modulate baseband I/Q signals to the microwave frequency band, achieving signal up-conversion, playing an important role in wireless communication transmitters and other systems, supporting various modulation methods such as ASK, FSK, PSK, etc.


RF Switch Series


- SPDT T/R: Single-pole double-throw transmit/receive switches, used to control the switching of RF signals between transmission and reception paths, in radar, communication, and other systems, enabling antenna sharing and improving system integration and performance.


- Bypass, Diversity, Matrix, and Conversion Switches: Include switches with various functions, such as bypass switches for signal path selection or bypassing a module, diversity switches for signal diversity reception, matrix switches for flexible switching of multiple input and output signals, and conversion switches for conversion between different frequency bands or signal paths, widely used in various complex RF systems.


- SPST, SPDT, SP3T, SP4T, SP5T, SP6T, SP8T: These single-pole single-throw switches with different port numbers can be used to control the continuity or path selection of RF signals according to specific application requirements, widely used in test and measurement instruments, communication equipment, and other fields.


RF Amplifier Series


- RF Amplifier Bias Controllers: Used to control the bias voltage and current of RF amplifiers, ensuring the amplifier operates at its best state, improving amplifier performance and stability, often used in conjunction with other RF amplifiers, suitable for various RF systems that require precise control of the amplifier operating point.


- Gain Modules: Can provide fixed or variable gain to amplify RF signals, with high linearity and stability, used to enhance signal strength and compensate for signal loss during transmission, widely used in communication, radar, and other systems.


- Low Noise Amplifiers: Specifically designed to minimize noise introduction when amplifying weak RF signals, characterized by low noise figures and high gain, typically used as the front-end amplifier in RF receive chains, effectively improving system reception sensitivity, widely used in satellite communication, wireless communication, and other fields with high reception performance requirements.


- Power Amplifiers: Can amplify input RF signals to meet the power requirements of the transmission end, characterized by high output power and efficiency, commonly used in wireless communication base stations, radar transmitters, and other systems that require the transmission of high-power RF signals.


- Broadband Distributed Amplifiers: Have a wide operating bandwidth and can amplify RF signals over a broad frequency range, using a distributed structure to achieve high gain and low distortion signal amplification, suitable for broadband communication, electronic warfare, and other applications with high bandwidth requirements.


- Driver Amplifiers: Mainly used to drive subsequent power amplifiers or other loads, providing sufficient power and appropriate signal levels, typically with moderate power gain and good linearity, playing an important role in signal driving in RF transmission chains.


- Fully Differential Amplifiers: Using a fully differential structure, they have good common-mode rejection capabilities, effectively suppressing common-mode noise and interference, improving signal quality and stability, commonly used in RF systems with high signal quality requirements, such as high-speed data communication, high-precision measurement, and other fields.


- Low Phase Noise Amplifiers: While amplifying RF signals, they can maintain low phase noise, which is of great significance for systems requiring high-precision frequency control and signal processing, such as local oscillator signal amplification in communication base stations and signal processing in radar systems.


RF Power Detector Series


- RMS Detectors: Can measure the root mean square power of RF signals, characterized by high precision and wide dynamic range, capable of accurately measuring the power of various complex modulated signals, widely used in transmitter power monitoring, power amplifier performance testing, and other fields.


- Logarithmic Amplifiers: Convert the power of RF signals into logarithmic output voltage or current, with a wide dynamic range and approximate logarithmic response characteristics, used for signal strength indication, power measurement, etc., in communication, radar, and other systems, facilitating the monitoring and display of signal power.


- Peak/Envelope Detectors: Can detect the peak or envelope information of RF signals, playing an important role in the detection and analysis of pulse signals, amplitude-modulated signals, etc., commonly used in radar pulse detection, communication signal demodulation, and other application scenarios.


- Continuous Detection Log Video Amplifiers: Can continuously detect RF signals and output log video signals, used for real-time monitoring of changes in RF signal power, widely used in electronic warfare, communication countermeasures, and other fields.


Other Series


- ADRF6850 Demodulator: Achieves high integration in a small package, integrating multiple devices and functions such as a 60dB VGA, fractional N divider PLL frequency synthesizer, VCO, and two baseband ADC drivers, operating in a wide frequency range from 100MHz to 1000MHz, suitable for broadband applications such as cellular base stations and satellite communication, effectively saving circuit board area, reducing costs, and shortening design time.


- HMC-C582 Ultra-Wideband Power Amplifier Module: Operates in a frequency range from 0.01GHz to 20GHz, suitable for systems that require signal amplification over a wide frequency band, such as broadband communication base stations, electronic warfare systems, etc., providing high power gain and output power.


- HMC-C583 Single-Pole Single-Throw Switch Module: Operates in a frequency range from 0.1GHz to 40GHz, characterized by low insertion loss and high isolation, used for path switching and control of RF signals, widely used in high-frequency systems such as test and measurement instruments and communication equipment.


- HMC-C584 Digital Attenuator Module: Operates in a frequency range from 0.1GHz to 40GHz, with an attenuation range of 31dB and 5-bit attenuation precision, used for precise attenuation control of RF signals, commonly used in signal adjustment, power control, and other application scenarios.


- HMC7891 Limiting Amplifier Module: Operates in a frequency range from 2GHz to 18GHz, can limit and amplify input signals, preventing damage to subsequent circuits due to excessive input signals while maintaining good signal quality and gain stability, commonly used in communication receivers and other systems with strict signal amplitude requirements.


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