《电子电路大全(PDF格式)》第156章

4。3 全球定位系统GPS　接收机射频芯片MAX2740　的原理与应用电路设计······························· （279　）
4。3。1 概述·······························································································································　（279　）
4。3。2 主要技术指标················································································································ （279　）
4。3。3 芯片封装与引脚功能···································································································· （280　）
4。3。4 内部结构与工作原理···································································································· （281　）
4。3。5 应用电路设计················································································································ （282　）
4。4 数字卫星接收机（DBS　）变频调谐器芯片MAX2102/MAX2105　的原理与应用电路设计··· （286　）
4。4。1 概述·······························································································································　（286　）
4。4。2 主要性能指标················································································································ （286　）
4。4。3 芯片封装与引脚功能···································································································· （286　）
4。4。4 内部结构与工作原理···································································································· （287　）
4。4。5 应用电路设计················································································································ （287　）
4。5 WCDMA　与GSM900　双频双模手机射频单元········································································· （294　）
4。5。1 概述·······························································································································　（294　）
4。5。2 WCDMA/GSM　双频双模手机射频单元参考设计方案的关键芯片····························· （295　）
4。5。3 WCDMA/GSM　双频双模手机射频单元参考设计方案················································ （300　）
4。6 无线USB　接口芯片CY694X　的原理与应用电路设计······································································ （302　）
4。6。1 概述·······························································································································　（302　）
4。6。2 CY694X　系列芯片内部结构························································································· （302　）
4。6。3 采用CY6941　的无线USB 光鼠标电路······································································· （302　）
4。6。4 采用CY6942　的无线USB　键盘电路············································································ （303　）
4。6。5 采用CY6943　和CY7C63723　的USB　连接器······························································ （303　）
参考文献·····················································································································　（304　）
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