technical data KK4VHC241 octal buffer/line driver, inv (3-state) kk 74vhc241 is high-speed logic ic made by cmos technology and designed for use in high-perform a nce calculating system s with a wide supply voltage range. as for operation speed, kk 74vhc241 can be compared with equivalent bipolar ics based on schottky ttl and two tim es surpasses ics of kk74 ? series. kk74vhc241 tolerates operation under conditions when voltage on input is exceeded up to 7v without affecting characteristics and ic reliability. this possibility allows to use kk74vhc241 in radio-electronic devices for interfacing with supply voltages 5v and 3v, elim inate ic failure under supply voltage source em ergency outage. use of output edge shaping block in the m i crocircuit allows to reduce noise am plitude of noises when switching outputs into the sam e state sim u ltaneously. input and output levels of kk 74vhc241 are compatible with cmos levels ordering information kk 74vhc241n plastic kk 74vhc241dw soic t a = -40 to 8 5 c for all packages features: ? supply voltage range 2.0 to 5.5 v. ? output current 8 m a . ? low consum ption current: 0.2 m k a (typical value) at = 25 . ? latchup current not less than 300 m a at = 85 . ? tolerable value of static potential not less than 2000 v as per hum an body m odel (hbm) and not less than 200 v as per m achine m odel ( ? ). ? am bient operation tem p erature m i nus 40 to plus 85 . ? balanced signal propagation delay. ? ensures voltage exceeding m ode on input ? low noise level at the sim u ltaneous switching of outputs in the sam e state: v olp = 0.8 v (m ax). ? for pins and functions, com p atible with kk74hc241. . 1
kk74vhc241 kk74vhc241 truth table i n p u t o u t p u t 1g 1 a 1 y l l l l h h h x z i n p u t o u t p u t 2 g 2 a 2 y h l l h h h l x z note ? h - high voltage level; l - low voltage level; x - any voltage level (low or high); z - output in third state pins description in kk74vhc241 pin no. s y m bol description 01 1g input output enable 02 1 a 1 d a t a i n p u t 03 2 y 4 d a t a o u t p u t 04 1 a 2 d a t a i n p u t 05 2 y 3 d a t a o u t p u t 06 1 a 3 d a t a i n p u t 07 2 y 2 d a t a o u t p u t 08 1 a 4 d a t a i n p u t 09 2 y 1 d a t a o u t p u t 10 g n d c o m m on o u t p u t 11 2 a 1 d a t a i n p u t 12 1 y 4 d a t a o u t p u t 13 2 a 2 d a t a i n p u t 14 1 y 3 d a t a o u t p u t 15 2 a 3 d a t a i n p u t 16 1 y 2 d a t a o u t p u t 17 2 a 4 d a t a i n p u t 18 1 y 1 d a t a o u t p u t 19 2g input output enable pinout 01 1a1 02 03 04 05 06 07 08 09 gnd 10 20 19 18 17 16 15 14 13 12 11 v cc 1g 2y4 1a2 2y3 1a3 2y2 1a4 2y1 2a1 1y4 2a2 1y3 2a3 1y2 2a4 1y1 2g 20 v cc supply output from voltage source 2
kk74vhc241 absolute maximum conditions* parameter, unit symbol value m i n m a x supply voltage, v v cc - 0 . 5 7 . 0 input voltage, v vin -0.5 7.0 output voltage, v vout -0.5 vcc+0.5v input diode current, m a iik ? -20 current of com m on output and supply output, m a i c c ? 75 output current, m a iout ? 25 output diode current, m a iok ? 20 dissipated power, m w pd ? 180 *under absolute m a xim u m conditions operation of m i crocircuit is not guaranteed. operation is guaranteed under m a xim u m conditions maximum conditions s y m b o l v a l u e parameter, unit m i n m a x supply voltage, v v cc 2 . 0 5 . 5 input voltage,v vin 0 v cc output voltage, v vout 0 v cc output current, m a iout ? 8.0 input rise and fall tim e, ns/v at vcc = (3.3 0.3) v at vcc = (5.0 0.5) v t lh , t hl 0 0 100 20 3
kk74vhc241 dc electrical characteristics v a l u e 25 c ?40 to 85 c symbo l p a r a m e t e r t e s t c o n d i t i o n s v cc , v m i n m a x m i n ma x unit 2.0 1 . 5 ? 1 . 5 ? v v ih high input voltage ? 3.0-5.5 0 .7vcc ? 0 . 7 v c c ? 2.0 ? 0 . 5 ? 0 . 5 v il low input voltage ? 3.0-5.5 ? 0 . 3 v c c ? 0 . 3 v c c 2 . 0 1 . 9 2 ? 1 . 9 ? 3 . 0 2 . 9 2 ? 2 . 9 ? 4 . 5 4 . 4 2 ? 4 . 4 ? v i = v ih or v il i o = -50 m k a 5 . 5 5 . 5 2 ? 5 . 4 ? v i = v ih or v il ; i o = -4 m a 3 . 0 2 . 5 8 ? 2 . 4 8 ? v oh high output voltage v i = v ih or v il ; i o = -8 m a 4 . 5 3 . 9 4 ? 3 . 8 0 ? 2 . 0 ? 0.09 ? 0 . 1 3 . 0 ? 0.09 ? 0 . 1 4 . 5 ? 0.09 ? 0 . 1 v i = v ih orv il i o = 50 m k a 5 . 5 ? 0.09 ? 0 . 1 v i = v ih or v il i o = 4 m a 3 . 0 ? 0.36 ? 0 . 4 4 v ol low output voltage v i = v ih or v il i o = 8 m a 4 . 5 ? 0.36 ? 0 . 4 4 i oz o u t p u t c u r r e n t i n "off" state v i = v ih or v il v o = v cc or 0v 5 . 5 - 0.25 - 2.5 mk a i i input current v i = 5.5v or 0v 0 ? 5.5 - 0.1 - 1.0 i cc consum ption current v i =v cc or 0v 5 . 5 - 4 . 0 - 4 0 . 0 4
kk74vhc241 ac electrical characteristics (t lh = t hl = 3.0 ns) v a l u e 25 c ?40 to 85 c s y m b o l p a r a m e t e r test conditi ons v cc , v c l , pf min m a x m i n m a x unit 15 ? 8 . 4 ? 1 0 . 0 3.3 0.3 50 ? 1 1 . 9 ? 1 3 . 5 15 ? 5 . 5 ? 6 . 5 t phl , t plh propagation delay tim e when switching "on", "off" figure 1 5.0 0.5 50 ? 7 . 5 ? 8 . 5 ns 3.3 0.3 5 0 ? 14.0 ? 16.0 t phz , t plz propagation delay tim e under transition from high , low level into "off" state figure 2 5.0 0.5 5 0 ? 9.2 ? 10.5 15 ? 1 0 . 6 ? 1 2 . 5 3.3 0.3 50 ? 1 4 . 1 ? 1 6 . 0 15 ? 7 . 3 ? 8 . 5 t pzh , t pzl propagation delay tim e under transition from ?off? state into high, low level figure 2 5.0 0.5 50 ? 9 . 3 ? 1 0 . 5 ? 3.3 0.3 5 0 ? 1.5 ? 1.5 t oslh , t oshl propagation delay s difference between outputs 5.5 0.5 5 0 ? 1.0 ? 1.0 capacitance characteristics v a l u e 25 c s y m b o l p a r a m e t e r test conditions v cc , v m i n m a x unit c i input capacity - 5.0 10 pf c o output capacity - 5.0 12 pf c d dy nam i c capacity v i = 0 v orv cc 5 . 0 3 6 p f noise characteristics (c l = 50 pf) value symbol p a r a m e t e r v cc , v m i n m a x unit v olp positive noise of low output voltage 5.0 - 0.9 v v olv negative noise of low output voltage 5 . 0 - 0 . 9 - v ihd input dy nam i c high voltage 5.0 3.5 - v ild input dy nam i c low voltage 5.0 - 1.5 5
kk74vhc241 - time diagram of input and output pulses 0. 5 0. 5 0 . 5 t lh t hl t ph l t pl h v cc gnd a y 0 v 0. 9 0. 9 0. 1 0. 1 v cc 0. 5 fig. 1 0. 5 0 . 5 v cc 0v g 0. 5 0. 5 t pzh t pz l t ph z t pl z v oh 0v v cc v ol 0. 9 0. 1 y y 0. 5 0 . 5 t lh t hl v cc 0v g 0. 9 0. 9 0. 1 0. 1 fig.2 6
kk74vhc241 n s u f f i x p l as t i c d i p (m s - 0 0 1 a d) sy m b o l m i n m a x a 24. 8 9 26. 92 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 3 a c) sy m b o l m i n m a x a 12. 6 1 3 b 7. 4 7 . 6 c 2. 35 2. 65 d 0. 33 0. 51 f 0. 4 1 . 2 7 g h no t e s : j 0 8 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 pr o t r u s i on . k 0. 1 0 . 3 2. m a x i m u m m o l d fl a s h o r p r o t ru s i o n 0 . 1 5 m m (0 . 0 0 6 ) p e r s i d e m 0. 23 0. 32 f o r a ; fo r b ? 0. 25 m m ( 0 . 010) p e r s i d e . p 10 10. 65 r 0. 25 0. 75 d i me n s i o n , mm 1. 27 9. 53 d i me n s i o n , mm 2. 54 7. 62 a b h c k c m j f m p g d r x 4 5 se a t i n g pl a n e 0.2 5 ( 0 . 0 1 0 ) m t -t - 1 20 10 11 l h m j a b f g d se a t i n g pl an e n k 0.2 5 ( 0 . 010) m t -t - c 1 20 10 11 7
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