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Antenna Switch Module

Overview

The antenna switch module is applied in the mobile phone RF front-end to achieve automatic frequency switch of mobile phones. It can adapt to the frequency of GSM850MHz/900MHz/DCS1800MHz/ PCS1900MHz according the operating environment , and can realize signal reception and transmission between handsets and repeaters, at the same time filtering noises.

Background

Being an important RF module in mobile phones, the demand of antenna switch module has been increased due to rapid cell phone market growth. The antenna switch module based on the LTCC technology conforms to the trend of product miniaturization and high integration.

Features

High integration、small size、low insertion loss、high attenuation、high isolation、low current consumption、high reliability.

Applications

Mobile Phones、Data Card

Dimensions

Part Number

SLASM33V4CL1T

Electrical Characteristics

1. GSM850/900 Band and GSM1800/1900 Band  RX_Mode
port1:Ant,port2:GSM850/900Rx,port3:GSM1800/1900Rx,port4:GSM1800/1900Tx, port5:GSM850/900 Tx

2.GSM850/900 Tx_Mode
port1:Ant, port2:GSM1800/1900 Rx, port3:GSM850/900 Rx, port4:GSM850/900 Tx

3.GSM1800/1900 Tx_Mode
port1:Ant, port2:GSM850/900 Rx, port3:GSM1800/1900 Rx, port4:GSM1800/1900 Tx

Production

Mass production