SA612AD/01,118 RF/IF and RFID

Series:	SA612
Packaging:	Tape & Reel (TR)
Part Status:	Active
RF Type:	Cellular, HF, VHF
Frequency:	500MHz
Number of Mixers:	1
Gain:	17dB
Noise Figure:	5dB
Secondary Attributes:	Up Converter
Current - Supply:	2.4mA
Voltage - Supply:	4.5 V ~ 8 V
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SO

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Introduction

Radio frequency (RF) mixers combine two signals that might be located in different frequency bands.The signals may be two RF signals or one RF signal and a local oscillator (LO) signal. A generic example of an RF mixer is the SA612AD/01,118. This is a popular IC that is commonly used in many RF mixing applications.

SA612AD/01,118 Overview

The SA612AD/01,118 is a double-balanced mixer IC that is designed as an RF mixer. It is one of the most popular ICs in its field due to its high performance and its cost-effectiveness. It has two inputs and one output, and the two inputs are used to mix the RF signals. It also has two LO amplifiers, with one being a balanced amplifier and the other being an unbalanced amplifier. It is available in two packages: DIL-8 and SOIC-16.

SA612AD/01,118 Features

The SA612AD/01,118 is a high-performance IC that has several features that make it an ideal choice for RF mixing applications. It has a wide frequency range that is from DC to 500MHz, and it is designed to have excellent conversion loss of only -15dB. It has a good dynamic range of –10dB and low third-order intermodulation of –15dBm. It also has low spurs of –50dBm and high isolation of –40dBm.

SA612AD/01,118 Applications

The SA612AD/01,118 is commonly used in many RF mixing applications, such as wireless communication systems, RF amplifiers, radio receivers, and RADAR systems. It is also used in RF receivers, signal generators, synthesizers, and general-purpose modulation and demodulation systems.

SA612AD/01,118 Working Principle

The SA612AD/01,118 is a double-balanced mixer IC that works by mixing two RF signals and producing an output signal with the sum of the two input signals. It is composed of two LO amplifiers, a mix core, and a balanced transformer. The two LO amplifiers provide signals to the core, while the balanced transformer provides added isolation to prevent interference and crosstalk. The mixer core is responsible for the actual mixing process. It mixes the two input signals and produces an output signal with the sum of the two inputs. It also amplifies the signal to match the desired output. The mixer core also provides isolation between the two signals and helps to reduce spurs. Finally, the balanced transformer provides the necessary isolation between the two signals. This helps to reduce crosstalk and interference. The transformer also helps to match the right output impedance and allows the mixer to work with a wide range of signals.

Conclusion

The SA612AD/01,118 is a double-balanced mixer IC that is designed as an RF mixer. It has a wide frequency range, low conversion loss, good dynamic range, and low third-order intermodulation. It is commonly used in many RF mixing applications, such as wireless communication systems, RF amplifiers, radio receivers, and RADAR systems. It works by mixing two RF signals and producing an output signal with the sum of the two input signals. The mixer core mixes the two signals and amplifies the output signal, while the balanced transformer provides added isolation to reduce crosstalk and interference.

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