应用功能：双4输入端OR NSC/TI CD4072BMS Dual 4-Input OR Gate Medium Speed Operation: - tPHL, tPLH = 60ns (typ) at 10V ． 100% Tested for Quiescent Current at 20V ． Maximum Input Current of 1μA at 18V Over Full Package Temperature Range; 100nA at 18V and +25oC ． Standardized Symmetrical Output Characteristics
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