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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/828179/sn65lvdt34-output-state-when-powered-off
大家好、
关于 SN65LVDT34、数据表指出断电时输入为高阻抗、断电时输出状态如何？
David
在 等效输入和输出原理图中、输入已经是高阻抗。 VCC 和 Y 输出之间有一个二极管。 因此 VCC 关闭并接地、Y 输出也将接地。 但是、如果 VCC 处于关闭状态但悬空状态、则 Y 输出也将悬空。
谢谢
