NOTE: A maximum is specified that is the most-positive value of low-level input voltage for which operation of the logic element within specification limits is to be expected.
NOTE: A maximum is specified that is the most-positive value of low-level input voltage for which operation of the logic element within specification limits is to be expected.
注：在限定的工作条件下，所规定的最大输入电压是极不容易保证逻辑单元所期望的低电平输入电压的最大正电压值。