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时间: 2019-12-24 22:03
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本应用笔记讨论,在SPI(串行外设接口)模式,SDA引脚直接连接到VDD之间可能存在一个潜在的低阻抗路径。AN10485SDApinconnectioninSPImodeRev.01―2June2006ApplicationnoteDocumentinformationInfoContentKeywordsSC16IS740,SC16IS750,SC16IS760,SC16IS752,SC16IS762,PCA9502,I2CUART,SPIUART,SPII/OexpanderAbstractThisapplicationnotediscussesthatapotentiallylow-impedancepathmightexistbetweenVDDandVSS(ground)whentheSDApinisconnecteddirectlytoVDDinSPI(SerialPeripheralInterface)mode.PhilipsSemiconductorsAN10485SDApinconnectioninSPImodeRevisionhistoryRev……