technical data kk74ls05 hex inverters with open-drain outputs ordering information kk 74ls05n plastic kk 74ls05d soic t a = -0 to 7 0 c for all packages thi s devi ce cont ai ns i d enpendent i nvert s. it perform s t h e b ool ean funct i on y=a. the open col l ect or out put s requi re pul l - up resi st or t o perform correct l y . open-col l ect or devi ces are oft e n used t o generat e hi gher v oh lev e ls. pull-up resistor equations r max = r min = n 1 (i oh ) + n 2 (i ih ) v cc (m ax) - v ol v cc (m in) - v oh (i ol + n 3 (i il ) w h ere: n 1 (i oh )=t o t a l m a xi m u m out put hi gh current for al l out put s t i e d t o pul l - up resi st or n 2 (i ih )=t o t a l i nput hi gh current for al l i nput s t i e d t o pul l - up resistor pin assignment n 3 (i il )=t o t a l i nput l o w current for al l i nput s t i e d t o pul l - up resistor logic diagram pin 14 =v cc pin 7 = gnd function table input s o u t put a y l h h l 1
kk74ls05 maximum ratings * s y m b o l p a r a m e t e r v a l u e u n i t v cc suppl y vol t a ge 7.0 v v in input vol t a ge 7.0 v v out out put vol t a ge 7.0 v tst g st orage tem p erat ure r a nge -65 t o +150 c * m a xi m u m r a t i ngs are t hose val u es bey ond whi c h dam a ge t o t h e devi ce m a y occur. functional operation should be restricted to the reco m m e nded operating conditions. recommended operating conditions s y m b o l p a r a m e t e r m i n m a x unit v cc suppl y vol t a ge 4.75 5.25 v v ih hi gh level input vol t a ge 2.0 v v il low level input vol t a ge 0.8 v v oh hi gh level out put vol t a ge 5.5 v i ol low level out put c u rrent 8.0 m a t a am bi ent tem p erat ure r a nge 0 +70 c dc electrical characteristics over full operating conditions g u a r a n t e e d l i m i t s y m b o l p a r a m e t e r t e s t c o n d i t i o n s m i n m a x unit v ik input c l am p vol t a ge v cc = m i n, i in = -18 m a -1.5 v i oh hi gh level out put c u rrent v cc = m i n, v oh =m ax 0.1 m a v ol low level out put vol t a ge v cc = m i n, i ol = 4 m a 0.4 v v cc = m i n, i ol = 8 m a 0.5 i ih hi gh level input c u rrent v cc = m a x, v in = 2.7 v 20 a v cc = m a x, v in = 7.0 v 0.1 m a i il low level input c u rrent v cc = m a x, v in = 0.4 v -0.4 m a i cc suppl y c u rrent v cc = m a x to tal with out put s hi gh 2 . 4 m a to t a l with out put s l o w 6 . 6 2
kk74ls05 ac electrical characteristics (v cc = 5.0 v, c l = 15 pf, t a =25 c, r l = 2 k ? , t r =15 ns, t f = 6.0 ns) s y m b o l p a r a m e t e r m i n m a x u n i t t plh propagat i on del a y ti m e 32 ns t phl propagat i on del a y ti m e 28 ns fi gure 1. sw i t chi n g waveforms note a. c l i n cl udes probe and ji g capaci t a nce. figure 2. test circuit 3
kk74ls05 n s u f f i x p l as t i c di p (m s - 0 0 1 a a ) sy m b o l m i n m a x a 18. 67 19. 69 b 6. 1 7 . 1 1 c 5. 33 d 0. 36 0. 56 f 1. 14 1. 78 g h j 0 10 k 2. 92 3. 81 no t e s : l 7. 62 8. 26 1. d i m e n s i o n s ?a ?, ?b ? d o n o t i n cl u d e m o l d f l as h o r p r o t r u s i o n s . m 0. 2 0 . 3 6 m a x i m u m m o l d f l a s h o r p r o t r u s i o n s 0. 25 m m ( 0 . 010) p e r s i d e . n 0. 38 d su f f i x so i c (m s - 0 1 2 a b ) sy m b o l m i n m a x a 8. 55 8. 75 b 3. 8 4 c 1. 35 1. 75 d 0. 33 0. 51 f 0. 4 1 . 2 7 g h j 0 8 no t e s : k 0. 1 0 . 2 5 1. d i m e n s i o ns a a n d b d o no t i n c l ud e m o l d f l a s h o r p r ot r u s i on . m 0. 19 0. 25 2. m a x i m u m m o l d f l a s h o r p r o t r u s i o n 0. 15 m m ( 0 . 006) p e r s i d e p 5. 8 6 . 2 fo r a ; fo r b ? 0. 25 m m ( 0 . 010) p e r s i d e . r 0. 25 0. 5 d i me n s i o n , mm 1. 27 5. 27 2. 54 7. 62 d i me n s i o n , mm a b h c k c m j f m p g d r x 4 5 se a t i n g pl an e 0.2 5 ( 0 . 0 10 ) m t -t - 1 14 7 8 a b f g d l h se a t i n g pl a n e n k 0.25 ( 0 . 010) m t m j -t - c 1 14 7 8 4
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