HMC141C8 RF/IF and RFID

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
RF Type:	General Purpose
Frequency:	6GHz ~ 15GHz
Number of Mixers:	1
Gain:	--
Noise Figure:	10.5dB
Secondary Attributes:	Up/Down Converter
Current - Supply:	--
Voltage - Supply:	--
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SMT
Base Part Number:	HMC141

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RF Mixers - HMC141C8 application field and working principle

RF mixers are two-port devices used to convert signals between a baseband signal (down-conversion) or an RF signal (up-conversion). Mixers are used to increase the modulation depth, improve signal to noise ratio, and increase the bandwidth of a transmission. The HMC141C8 is a High Power GaAs Schottky Barrier Double Balanced Mixer designed for use in Low Noise Block Downconversion and Upconversion Applications.

Application

The HMC141C8 is designed for use in low noise block downconversion and upconversion applications. It is an ideal solution for cellular base station or remote radiohead applications in military or commercial markets where high frequency and dynamic range performance are desired. The HMC141C8 can be used in applications ranging from 0.5GHz to 8GHz, and has a conversion gain of 5dB and RF input isolation of 42dB. The HMC141C8 is capable of handling high power input signals up to 17dBm, and can operate over a wide temperature range (-40°C to +85°C).

Working Principle

The HMC141C8 operates on the principle of non-linear mixing, which is the combination of two or more frequency components to create a new signal with different frequency and amplitude characteristics. The most basic example is the heterodyne receiver, which combines a signal of interest with a local oscillator to create a difference frequency, which enables detection of the original signal.Mixers leverage the principle of non-linear mixing to facilitate the conversion of signals between different bands or frequency ranges. For example, an RF mixer can be used to convert an RF signal into a baseband signal or vice versa. It uses two ports to mix the input signals to create sum and difference signals, with a gain of 5dB.To further enhance the performance of the HMC141C8, it features an integrated Schottky diode, providing over 40 dB of image rejection for high-order heterodyne downconversion applications.

Conclusion

The HMC141C8 is a high power GaAs Schottky Barrier Double Balanced Mixer designed to provide a superior solution in low noise block downconversion and upconversion applications. It offers a high frequency range of 0.5GHz to 8GHz with an input power handling capability of 17dBm. The integrated Schottky diode offers over 40 dB of image rejection for high-order heterodyne downconversion applications. The HMC141C8 is an effective device for cellular base station and remote radiohead applications in military or commercial markets that require a high frequency and dynamic range performance.

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