HEF4025B

INTEGRATED CIRCUITS DATA SHEET For a complete data sheet, please also download: The IC04 LOCMOS HE4000B Logic Family Specifications HEF, HEC The IC04 LOCMOS HE4000B Logic Package Outlines/Information HEF, HEC HEF4025B gates Triple 3-input NOR gate Product specification File under Integrated Circuits, IC04 January 1995 Philips Semiconductors Product specification Triple 3-input NOR gate DESCRIPTION The HEF4025B provides the positive triple 3-input NOR function. The outputs are fully buffered for highest noise immunity and pattern insensitivity of output impedance. HEF4025B gates Fig.2 Pinning diagram. HEF4025BP(N): HEF4025BD(F): HEF4025BT(D): Fig.1 Functional diagram. 14-lead DIL; plastic (SOT27-1) 14-lead DIL; ceramic (cerdip) (SOT73) 14-lead SO; plastic (SOT108-1) ( ): Package Designator North America Fig.3 Logic diagram (one gate). FAMILY DATA, IDD LIMITS category GATES See Family Specifications January 1995 2 Philips Semiconductors Product specification Triple 3-input NOR gate AC CHARACTERISTICS VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns VDD V Propagation delays In → On HIGH to LOW 5 10 15 5 LOW to HIGH Output transition times HIGH to LOW 10 15 5 10 15 5 LOW to HIGH 10 15 tTLH tTHL tPLH tPHL 70 25 20 60 25 15 60 30 20 60 30 20 135 55 40 120 50 35 120 60 40 120 60 40 ns ns ns ns ns ns ns ns ns ns ns ns SYMBOL TYP. MAX. HEF4025B gates TYPICAL EXTRAPOLATION FORMULA 43 ns + (0,55 ns/pF) CL 14 ns + (0,23 ns/pF) CL 12 ns + (0,16 ns/pF...