單片433/868/915mhz 無(wú)線收發(fā)器nrf905 ------外文翻譯.doc
約13頁(yè)DOC格式手機(jī)打開(kāi)展開(kāi)
單片433/868/915mhz 無(wú)線收發(fā)器nrf905 ------外文翻譯,featurestrue single chip gfsk transceiver in a small 32-pin package (32l qfn 5x5mm)shockburst™ mode for low power operationpower s...
內(nèi)容介紹
此文檔由會(huì)員 wanli1988go 發(fā)布FEATURES
•True single chip GFSK transceiver in a small 32-pin package (32L QFN 5x5mm)
•ShockBurst™ mode for low power operation
•Power supply range 1.9 to 3.6 V
•Multi channel operation – ETSI/FCC Compatible
•Channel switching time <650s
•Extremely low cost Bill of Material (BOM)
•No external SAW filter
•Adjustable output power up to 10dBm
•Carrier detect for "listen before transmit" protocols
•Data Ready signal when a valid data package is received or transmitted
•Address Match for detection of incoming package
•Automatic retransmission of data packages
•Automatic CRC and preamble generation
APPLICATIONS
•Wireless data communication •Alarm and security systems
•Home Automation •Remote control
•Surveillance •Automotive •Telemetry
•Industrial sensors •Keyless entry •Toys
單片433/868/915MHZ 無(wú)線收發(fā)器nRF905
特點(diǎn)
真正的單片 低功耗ShockBurst 工作模式
工作電源電壓范圍1.9— 3.6V 多通道工作— ETSI/FCC 兼容
通道切換時(shí)間<650us 極少的材料消耗
無(wú)需外部SAW 濾波器 輸出功率可調(diào)至10dBm
傳輸前監(jiān)聽(tīng)的載波檢測(cè)協(xié)議 自動(dòng)產(chǎn)生CRC 和前導(dǎo)碼
偵測(cè)接收的數(shù)據(jù)包當(dāng)?shù)刂氛_輸出地址匹配信號(hào)
數(shù)據(jù)包自動(dòng)重發(fā)功能
當(dāng)正確的數(shù)據(jù)包被接收或發(fā)送時(shí)有數(shù)據(jù)準(zhǔn)備就緒信號(hào)輸出
32 腳小封裝無(wú)線收發(fā)器32L QFN 5x5mm
應(yīng)用
無(wú)線數(shù)據(jù)通訊 報(bào)警及安全系統(tǒng)
家庭自動(dòng)化 無(wú)線遙控
監(jiān)測(cè) 汽車(chē) 遙感勘測(cè) 無(wú)線門(mén)禁 玩具