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WF308TBM

WF308TBM集(ji)成MCU功(gong)能的(de)OOK/ASK無線射頻(pin)發射芯片，發射功(gong)率(lv)最高(gao)達12dBm，頻(pin)率(lv)范圍在240MHz-450MHz。WF308TBM可實現(xian)通(tong)過軟件自(zi)由改變頻(pin)率(lv)和(he)功(gong)率(lv)。WF308TBM常應用于防(fang)盜器，無線門(men)(men)鈴，智能插座，遙控(kong)卷簾門(men)(men)窗(chuang)，安防(fang)報(bao)警...

WF4455RNC

WF4455RNC是一款(kuan)高(gao)性能OOK/ASK發射芯片.片內集成了一個功率(lv)放大器、One-short電路、鎖(suo)相環、壓控振蕩器和環路濾波(bo)器。One-short電路能快速控制(zhi)環路鎖(suo)相器和功放工(gong)作(zuo)，以(yi)縮短(duan)發射啟動時間產品主(zhu)要特性：高(gao)集成OOK/ASK...

WF202TB

WF202TB集成編(bian)碼(ma)功(gong)(gong)能(neng)的OOK/ASK無(wu)線(xian)發射芯(xin)片系列，內部設計與XX1527編(bian)碼(ma)形式一致的數據編(bian)碼(ma)器(qi)(qi)，外(wai)部有使能(neng)輸(shu)入腳(jiao)，兼具低電壓檢測和長時(shi)間自動關閉保(bao)護(hu)功(gong)(gong)能(neng)。發射功(gong)(gong)率(lv)(lv)最高達18dBm，頻(pin)率(lv)(lv)范圍(wei)在250MHz-500MHz。應用于防盜器(qi)(qi)，無(wu)線(xian)門(men)鈴(ling)，智(zhi)能(neng)插(cha)座，遙控(kong)卷簾門(men)窗，安防報警，燈(deng)控(kong)等各個無(wu)線(xian)遙控(kong)領(ling)域里。

WF4455TD

WF4455TD是一款低(di)(di)功(gong)(gong)(gong)(gong)耗(hao)高(gao)性能的(de)(de)433MHz短距離(li)無(wu)線通訊發射機(ji)電路(lu)，支持ASK調制方式，它所有(you)的(de)(de)調諧(xie)都可在(zai)芯片(pian)內自(zi)動(dong)完(wan)成。片(pian)內集成了(le)PLL和功(gong)(gong)(gong)(gong)率(lv)放大(da)器(qi)等電路(lu)。WF4455TA具(ju)有(you)低(di)(di)功(gong)(gong)(gong)(gong)耗(hao)，寬(kuan)工作(zuo)電壓，大(da)輸(shu)(shu)出(chu)(chu)功(gong)(gong)(gong)(gong)率(lv)等特點(dian)。 WF4455TD片(pian)內集成了(le)PLL和功(gong)(gong)(gong)(gong)率(lv)放大(da)器(qi)，其中(zhong)PLL為發射機(ji)提(ti)供(gong)(gong)載(zai)波(bo)信號，WF4455TD中(zhong)的(de)(de)PLL的(de)(de)工作(zuo)頻點(dian)較低(di)(di)（433M和315M），采(cai)用(yong)的(de)(de)是環(huan)(huan)形(xing)振蕩器(qi)提(ti)供(gong)(gong)的(de)(de)本振信號，環(huan)(huan)路(lu)中(zhong)采(cai)用(yong)的(de)(de)固定的(de)(de)分(fen)頻電路(lu)，并(bing)內置環(huan)(huan)路(lu)濾波(bo)器(qi)，整(zheng)體的(de)(de)功(gong)(gong)(gong)(gong)耗(hao)控(kong)制在(zai)1mA以下(xia)。功(gong)(gong)(gong)(gong)率(lv)放大(da)器(qi)將輸(shu)(shu)入信號進行(xing)功(gong)(gong)(gong)(gong)率(lv)放大(da)，采(cai)用(yong)漏極(ji)開路(lu)輸(shu)(shu)出(chu)(chu)，外接扼(e)流電感(gan)結構(gou)。應用(yong)時采(cai)用(yong)π型窄帶(dai)匹配網(wang)絡(luo)，提(ti)高(gao)諧(xie)波(bo)抑制，保(bao)證輸(shu)(shu)出(chu)(chu)信號功(gong)(gong)(gong)(gong)率(lv)大(da)于13dBm。WF4455TD采(cai)用(yong)SOT23-6封裝。

WF306TBM

WF306TBM 集成MCU功(gong)(gong)能的OOK/ASK無線射(she)頻(pin)發(fa)射(she)芯(xin)片，發(fa)射(she)功(gong)(gong)率(lv)最高達12dBm，頻(pin)率(lv)范圍(wei)在(zai)240MHz-450MHz。WF306TBM 可實現通過軟件自由改變頻(pin)率(lv)和功(gong)(gong)率(lv)。應用于防盜器，無線門鈴，智能插(cha)座，遙控(kong)卷簾門窗(chuang)，安防報(bao)警，燈控(kong)等各個無線遙控(kong)領域里。