PE42821数据手册RF/IF射频/中频RFID的射频开关规格书PDF

描述 Description

The PE42821 is a HaRP™ technology-enhanced high power reflective SPDT RF switch designed for use in mobile radio, relay replacement and other high performance wireless applications. This switch is a pin-compatible faster switching version of the PE42820. It maintains high linearity and power handling from 100 MHz through 2.7 GHz. PE42821 also features low insertion loss and is offered in a 32-lead 5 × 5 mm QFN package. In addition, no external blocking capacitors are required if 0 VDC is present on the RF ports.

特性 Features

• High power handling
• High linearity
• Low insertion loss
• Fast switching time of 4 µs (bypass mode)
• Wide supply range of 2.3–5.5V
• +1.8V control logic compatible
• ESD performance
• External negative supply option
• Packaging: 32-lead 5 × 5 mm QFN

简介

PE42821属于RF/IF射频/中频RFID的射频开关。由制造生产的PE42821射频开关射频开关产品是用于在多个可用信号路径之间路由 RF、IF 或微波信号的器件。示例应用包括多天线（分集）接收器中的天线选择、多模式系统中发射-接收路径的选择，或在发射和接收信号链之间切换天线。