JR3401是一款UWB室內定(ding)位(wei)射頻前端芯片(pian)(pian)，完(wan)成(cheng)(cheng)3G-6GHz寬帶(dai)脈(mo)沖(chong)(chong)調制(zhi)信(xin)號(hao)的(de)放(fang)大(da)、濾(lv)波、檢波、脈(mo)沖(chong)(chong)基帶(dai)信(xin)號(hao)放(fang)大(da)驅動、基帶(dai)脈(mo)沖(chong)(chong)比較器、高(gao)(gao)速(su)基帶(dai)脈(mo)沖(chong)(chong)ADC、數(shu)字脈(mo)沖(chong)(chong)信(xin)號(hao)輸出和LDC等功(gong)能(neng)。芯片(pian)(pian)集成(cheng)(cheng)SPI接(jie)口(kou)，通過該接(jie)口(kou)實(shi)現芯片(pian)(pian)的(de)工(gong)(gong)作模式配置及性能(neng)指標優化。采用180nm RF CMOS 工(gong)(gong)藝實(shi)現高(gao)(gao)度集成(cheng)(cheng)的(de)UWB接(jie)收芯片(pian)(pian)。