This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

SN74LVC1T45的DIR的接法

想了解下DIR脚接地的过程中接一个1K的电阻是什么作用,会有什么影响。如果1K电阻不焊,使DIR管脚悬空,会是什么影响?或者是接0欧姆电阻会有什么样的影响?希望可以帮忙分析下。