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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 HEF40174B MSI Hex D-type flip-flop Product specification File under Integrated Circuits, IC04 January 1995 Philips Semiconductors Product specification Hex D-type flip-flop DESCRIPTION The HEF40174B is a hex edge-triggered D-type flip-flop with six data inputs (D0 to D5), a clock input (CP), an overriding asynchronous master reset input (MR), and six HEF40174B MSI buffered outputs (O0 to O5). Information on D0 to D5 is transferred to O0 to O5 on the LOW to HIGH transition of CP if MR is HIGH. When LOW, MR resets all flip-flops (O0 to O5 = LOW) independent of CP and D0 to D5. Fig.1 Functional diagram. PINNING D0 to D5 CP MR O0 to O5 data inputs clock input (LOW to HIGH; edge-triggered) master reset input (active LOW) buffered outputs FUNCTION TABLE Fig.2 Pinning diagram. CP HEF40174BP(N): 16-lead DIL; plastic (SOT38-1) HEF40174BD(F): 16-lead DIL; ceramic (cerdip) (SOT74) HEF40174BT(D): 16-lead SO; plastic (SOT109-1) ( ): Package Designator North America FAMILY DATA, IDD LIMITS category MSI See Family Specifications January 1995 2 Notes 1. H = HIGH state (the more positive voltage) L = LOW state (the less positive voltage) X = state is immaterial = positive-going transition = negative-going transition X INPUTS D H L X X MR H H H L OUTPUT O H L no change L This text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here in _white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader.This text is here inThis text is here in white to force landscape pages to be rotated correctly when browsing through the pdf in the Acrobat reader. white to force landscape pages to be ... January 1995 3 Fig.3 Logic diagram. Philips Semiconductors Hex D-type flip-flop HEF40174B MSI Product specification Philips Semiconductors Product specification Hex D-type flip-flop AC CHARACTERISTICS VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times 20 ns VDD V Propagation delays CP On HIGH to LOW 5 10 15 5 LOW to HIGH MR On HIGH to LOW Output transition times HIGH to LOW 10 15 5 10 15 5 10 15 5 LOW to HIGH Set-up time Dn CP Hold time Dn CP Minimum clock pulse width; LOW Minimum MR pulse width; LOW Recovery time for MR Maximum clock pulse frequency 10 15 5 10 15 5 10 15 5 10 15 5 10 15 5 10 15 5 10 15 fmax tRMR tWMRL tWCPL thold tsu 20 10 10 10 5 5 70 30 20 70 35 25 45 20 15 5 15 20 tTLH tTHL tPHL tPLH tPHL 75 30 20 75 30 20 85 35 25 60 30 20 60 30 20 10 5 5 0 0 0 35 15 10 35 15 10 25 10 5 11 30 45 155 ns 65 ns 45 ns 155 ns 65 ns 45 ns 175 ns 70 ns 50 ns 120 ns 60 ns 40 ns 120 ns 60 ns 40 ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns MHz MHz MHz SYMBOL MIN. TYP. MAX. HEF40174B MSI TYPICAL EXTRAPOLATION FORMULA 48 ns