r04ds0012ej0400 rev.4.00 page 1 of 7 dec 21, 2011 preliminary datasheet hd74ls74a dual d-type positive edge-triggered flip-flops (with preset and clear) features ? ordering information part name package type package code (previous code) package abbreviation taping abbreviation (quantity) hd74ls74ap dilp-14 pin prdp0014ab-b (dp-14av) p ? hd74ls74afpel sop-14 pin (jeita) prsp0014df-b (fp-14dav) fp el (2,000 pcs/reel) hd74ls74arpel sop-14 pin (jedec) prsp0014de-a (fp-14dnv) rp el (2,500 pcs/reel) note: please consult the sales office for the above package availability. pin arrangement (top view) v cc 2clr 2d 2ck 2q 2pr 1clr gnd 1d 1ck 1pr 1q 1q 2q 1 2 3 4 5 6 7 14 8 9 10 11 12 13 pr ck d clr q q d ck pr q q clr function table input output preset clear clock d q q l h x x h l h l x x l h l l x x h* h* h h ? h h l h h ? l l h h h l x q 0 q 0 h; high level, l; low level, x; irrelevant, ? ; transition from low to high level, q 0 ; level of q before the indicated steady-state input conditions were established. q 0 ; complement of q 0 or level of q before the indicated steady-state input conditions were established. *;this configuration is nonstabl e, that is, it will not persist when preset and clear inputs return to their inactive (high) le vel. r04ds0012ej0400 (previous: rej03d0415-0300) rev.4.00 dec 21, 2011
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 2 of 7 dec 21, 2011 absolute maximum ratings item symbol ratings unit supply voltage v cc 7 v input voltage v in 7 v power dissipation p t 400 mw storage temperature tstg ?65 to +150 ?c note: voltage value, unless otherwise noted, are with respect to network ground terminal. recommended operating conditions item symbol min typ max unit supply voltage v cc 4.75 5.00 5.25 v i oh ? ? ?400 ? a output current i ol ? ? 8 ma operating temperat ure topr ?20 25 75 ?c clock frequency f clock 0 ? 25 mhz clock high t w 25 ? ? pulse width clear preset t w 25 ? ? ns ?h? data t su 20? ? ? setup time ?l? data t su 20? ? ? ns hold time t h 5 ? ? ? ns note: ? ; the arrow indicates the rising edge. electrical characteristics (ta = ?20 to +75 c) item symbol min. typ.* max. unit condition v ih 2.0 ? ? v input voltage v il ? ? 0.8 v v oh 2.7 ? ? v v cc = 4.75 v, v ih = 2 v, v il = 0.8 v, i oh = ?400 ? a ? ? 0.5 i ol = 8 ma output voltage v ol ? ? 0.4 v i ol = 4 ma v cc = 4.75 v, v il = 0.8 v, v ih = 2 v d ? ? 20 clear ? ? 40 preset ? ? 40 clock i ih ? ? 20 ? a v cc = 5.25 v, v i = 2.7 v d ? ? ?0.4 clear ? ? ?0.8 preset ? ? ?0.8 clock i il ? ? ?0.4 ma v cc = 5.25 v, v i = 0.4 v d ? ? 0.1 clear ? ? 0.2 preset ? ? 0.2 input current clock i i ? ? 0.1 ma v cc = 5.25 v, v i = 7 v short-circuit output current i os ?20 ? ?100 ma v cc = 5.25 v supply current i cc ** ? 4 8 ma v cc = 5.25 v input clamp voltage v ir ? ? ?1.5 v v cc = 4.75 v, i in = ?18 ma notes: * v cc = 5 v, ta = 25 c ** with all output open, i cc is measured with the q and q outputs high in turn. at t he time of measurement, the clock input is grounded.
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 3 of 7 dec 21, 2011 switching characteristics (v cc = 5 v, ta = 25c) item symbol inputs outputs min. typ. max. unit condition maximum clock frequency f max 25 33 mhz t plh ? 13 25 ns propagation delay time t phl clear, clock or preset q, q ? 25 40 ns c l = 15 pf, r l = 2 k ? timing definition data clock 0 v 3 v 0 v 3 v 1.3 v1 .3 v 1.3 v1 .3 v 1.3 v 1.3 v "h" data "l" data t w t su t h t su t h
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 4 of 7 dec 21, 2011 testing method test circuit 1. ? max , t plh , t phl (clock ? q, q ) pr 4.5v v cc output q output q input d ck q q clr p.g. z out = 50 same as load circuit 1. r l load circuit 1 c l input p.g. z out = 50 notes: 1. test is put into the each flip-flop. 2. c l includes probe and jig capacitance. 3. all diodes are 1s2074(h). 2. t phl , t plh (clear or preset ? q, q ) pr v cc output q output q q q clr same as load circuit 1. r l load circuit 1 c l d input p.g. z out = 50 input p.g. z out = 50 ck notes: 1. test is put into the each flip-flop. 2. c l includes probe and jig capacitance. 3. all diodes are 1s2074(h).
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 5 of 7 dec 21, 2011 waveforms 1 t w (h) t phl v oh v ol 0 v 3 v 0 v 3 v v oh v ol t w (l) t phl t plh t plh 10% 90% 1.3 v 1.3 v 1.3 v 1.3 v 1.3 v 1.3 v 1.3 v 10% 90% clock d q q t tlh t thl note: clock input pulse; t tlh ? 15 ns, t thl ? 6 ns, prr = 1 mhz, duty cycle = 50% and for f max , t tlh = t thl ? 2.5 ns waveforms 2 clear preset q q v oh v oh v ol v ol 0v 0v 3v 3v 1.3v 1.3v 1.3v 1.3v 1.3v 1.3v t thl t tlh t w (clear) 25ns t w (preset) 25ns t tlh t thl t phl t plh 10% 10% 10% 10% 90% 90% 90% 90% 1.3v 1.3v t plh t phl note: crear and presel input pulse; t tlh ? 15 ns, t thl ? 6 ns, prr = 1 mhz,
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 6 of 7 dec 21, 2011 package dimensions ( ni/pd/au plating ) 7.62 max nom min dimension in milli meters symbol reference 19.2 6.3 5.06 a 1 z b 3 d e a b p c e l e 1 0.51 0.56 1.30 0. 19 0. 25 0.31 2. 29 2.54 2.79 0 15 20.32 7.4 0.400 .48 2.39 2.54 8 14 7 1 p 3 1 1 b d e e z b la a c e p-dip14-6.3x19.2-2.54 0.97g mass[typ.] dp-14av prdp0014ab-b renesas code jeita package code previous code note) 1. dimensions"*1 (nom)"and"*2" do not include mold flash. 2. dimension"*3"does not inclu de trim offset. 1.42 0.15 1.27 7. 50 8.00 0.4 00.34 10.5 maxn om min dimension in millimeters symbol reference 2.20 0.90 0.70 0.50 5.50 0.20 0. 100.00 0.46 0.25 0.20 0.15 7.80 8 0 0.12 1.15 10.06 e h e l a d e a 2 a 1 b p b 1 c x y z l 1 c 1 previous code jeita package code renesas code prsp0014df-b fp-14dav mass[typ.] 0.23g p-sop14-5.5x10.06-1.27 terminal cross section (ni/ pd/au plating) c detail f l y s s index mark 1 *2 *1 7 14 8 f *3 mx d e z e a l 1 a 1 b p b p h e
hd74ls74a preliminary r04ds0012ej0400 rev.4.00 page 7 of 7 dec 21, 2011 note) 1. dimensions"*1 (nom)"and"*2" do not include mold flash. 2. dimension"*3"does not include trim offset. 0.635 0.15 1.27 5. 80 6.20 0.4 00.34 9.05 max nom min dimension in millimeters symbol reference 1.75 1.27 0. 600.40 3.95 0.25 0.14 0.10 0.46 0.25 0.20 0.15 6.10 8 0 0.25 1.08 8.65 e h e l a d e a 2 a 1 b p b 1 c x y z l 1 c 1 previous code jeita package code renesas code prsp0014de-a fp-14dnv mass[typ.] 0.13g p-sop14-3.95x8.65-1.27 terminal cross section (ni/pd/au plating) c detail f l y s s index mark 1 xm *3 *2 *1 f 7 8 14 d e z e a l 1 a 1 b p b p h e
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