Dual band GSM900 and DCS1800 (or DCS1900) phone design puts a real challenge on Power Amplifier function which needs to operate in two frequencies while providing appropriate isolation and control for each frequency.
This application note describes the dual band demoboard that we have developed based on two single band Power Amplifier ICs: MRFIC0919 and MRFIC1819, plus a dedicated
control IC: MC33170 (product of On Semiconductor).
声明:本文内容及配图由入驻作者撰写或者入驻合作网站授权转载。文章观点仅代表作者本人,不代表电子发烧友网立场。文章及其配图仅供工程师学习之用,如有内容侵权或者其他违规问题,请联系本站处理。 举报投诉
全部0条评论
快来发表一下你的评论吧 !