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Pe4302 digital RF Attenuator Module serial port and parallel port control 0.5dB ~ 31.5db range

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PE4302数字射频衰减器模块 串囗与并口控制 0.5dB~31.5 dB范围
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PE4302

供电电压:5V~8V (串囗或并口控制均可)

PE4302是Peregrine Semiconductor公司的一款数字可调射频衰减器,适用于FM,WCDMA,WLAN,WiMAX等产品的闭环功率控制。PE4302的最大衰减31.5dB,步进0.5dB,工作频率为DC-4GHz,可以通过并行/串行数据接口进行控制。其主要参数如图1所示。

 

图1 PE4302主要参数

PE4302的衰减量可调范围为31.5dB,配合驱动放大器RFPA5201E的33.5dB固定增益,则AGC的调整范围为2-33.5dB,足以满足各种场合。

 

但是,有一点必须注意,PE4302的最大输入功率为24dBm

 

Average rating: 4.0
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