MMIC LNA布线指南

layout_guidelines_for_mmic_componentsv01.0300

LAYOUT GUIDELINES FOR MMIC COMPONENTS

APPLICATION NOTES

Introduction
Hittite’s new surface mount HMC121C8 Voltage Variable Attenuator (VVA) and HMC 220 mixer in ceramic and plastic packages are being used in higher frequency applications for both military and commercial markets. Along with other products from Hittite, these low cost packages can range in frequency from DC to 15 GHz for use in microwave radio systems, VSAT, WLAN and cellular communication applications. In order to achieve the benefits offered by these devices, particular attention must be paid to the layout of the circuit board that the device is placed on.

Overview
As new applications require higher frequency, design layout and materials of the circuit board must be thoroughly examined. Design issues such as t