1 ps7007b 01/13/99 3.3v fast cmos buffer/clock driver oa 0-4 5 oe a in a ob 0-4 5 oe b in b mon pi49fct3805 logic block diagram oa 0-4 5 oe a in a ob 0-4 5 oe b in b mon pi49fct3806 logic block diagram 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/pi49fct3806 pi49fct3805a/pi49fct3806a pi49fct3805b/pi49fct3806b pi49fct3805c/pi49fct3806c product description pericom semiconductor?s pi49fct series of logic circuits are produced using the company?s advanced submicron cmos technology, achieving industry leading speed grades. the pi49fct3805 is a 3.3v non-inverting clock driver and the pi49fct3806 is a 3.3v inverting clock driver designed with two independent groups of buffers. these buffers have 3-state output enable inputs (active low) with a 1-in, 5-out configuration per group. each clock driver consist of two banks of drivers, driving five outputs each from a standard ttl compatible cmos input. features ? 3.3v version of pi49fct805/806 ? extremely low output skew: 0.5ns ? monitor ouput pin ? clock busing wih 3-state control ? ttl inpu and cmos output compatible ? industrial operation at?40c to 85c ? extremely low static power (1mw, typ.) ? hysteresis on all inputs ? packages available: ? 20-pin 300-mil wide soic (s) ? 20-pin 150-mil wide qsop (q) ? 20-pin 209-mil wide ssop (h) ? device models available on request
2 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver capacitance (t a = 25c, f = 1 mhz) parameters (1) description test conditions typ max. units c in input capacitance v in = 0v 4.5 6.0 pf c out output capacitance v out = 0v 5.5 8.0 pf product pin description pin name description oe a, oe b 3-state output enable inputs (active low) in a, in b clock inputs oa n, ob n clock outputs mon monitor output gnd ground v cc power v cca oa 0 oa 1 oa 2 gnd a oa 3 oa 4 gnd q oe a in a v ccb ob 0 ob 1 ob 2 gnd b ob 3 ob 4 mon oe b in b 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 20-pin h20 q20 s20 pi49fct3805 product pin configuration inputs outputs oe a , oe b in a , in b oa n , ob n mon llll lhhh hlzl hhzh pi49fct3805 truth table (1) note: 1. h = high voltage level l = low voltage level z = high impedance inputs outputs oe a , oe b in a , in b oa n , ob n mon llhh lhll hlzh hhzl pi49fct3806 truth table (1) note: 1. h = high voltage level l = low voltage level z = high impedance v cca oa 0 oa 1 oa 2 gnd a oa 3 oa 4 gnd q oe a in a v ccb ob 0 ob 1 ob 2 gnd b ob 3 ob 4 mon oe b in b 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 20-pin h20 q20 s20 pi49fct3806 product pin configuration note: 1. this parameter is determined by device characterization but is not production tested.
3 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver storage temperature ............................................................ C65c to +150c ambient temperature with power applied .............................. C40c to +85c supply voltage to ground potential (inputs & vcc only) ......... C0.5v to +7.0v supply voltage to ground potential (outputs & i/o only) ....... C0.5v to +7.0v dc input voltage ....................................................................... C0.5v to +7.0v dc output current ................................................................................ 120 ma power dissipation .................................................................................... 0.5w note: stresses greater than those listed under maximum ratings may cause permanent damage to the device. this is a stress rating only and functional operation of the device at these or any other condi- tions above those indicated in the operational sec- tions of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability. maximum ratings (above which the useful life may be impaired. for user guidelines, not tested.) notes: 1. for max. or min. conditions, use appropriate value specified under electrical characteristics for the applicable device type. 2. typical values are at v cc = 3.3v, +25c ambient and maximum loading. 3. v oh = v cc C 0.6v at rated current. 4. this parameter is determined by device characterization but is not production tested. 5. not more than one output should be shorted at one time. duration of the test should not exceed one second. operating range ambient temperature = C40c to +85c, vcc = 3.3v 0.3v l o b m y sn o i t p i r c s e ds n o i t i d n o c t s e t ) 1 ( . n i m. p y t ) 2 ( . x a ms t i n u v h o t u p t u oh g i he g a t l o vv c c v , v 5 . 1 = n i v = h i r ov l i i h o a m 1 . 0 ? = i h o a m 8 ? = v c c 2 . 0 - 4 . 2 ) 3 ( ? 0 . 3 ? ? v v l o e g a t l o v w o l t u p t u ov c c v , v 5 . 1 = n i v = h i r ov l i i l o a m 1 . 0 = i l o a m 6 1 = i l o a m 4 2 = ? ? ? ? 2 . 0 3 . 0 2 . 0 4 . 0 5 . 0 v h i t u p n ih g i he g a t l o vl e v e l h g i h c i g o l d e e t n a r a u gs n i p t u p n i 0 . 2? 5 . 5 v l i e g a t l o v w o l t u p n il e v e l w o l c i g o l d e e t n a r a u gs n i p t u p n i 5 . 0 ??8 . 0 i h i t u p n ih g i ht n e r r u cv c c . x a m =v n i v = c c ) s n i p t u p n i ( ?? 1 m a i l i t n e r r u c w o l t u p n iv c c . x a m =v n i t u p n i ( d n g = ) s n i p o / i & ?? 1 ? i h z o e c n a d e p m i h g i h t n e r r u c t u p t u o v c c x a m = ) s n i p t u p t u o e t a t s - 3 ( v t u o v = c c v t u o d n g = ? ? ? ? 1 1 ? i l z o v k i e g a t l o v e d o i d p m a l cv c c i , . n i m = n i a m 8 1 ? = ?7 . 0 ?2 . 1 ?v i h d o h g i h t u p t u ot n e r r u cv c c v , v 3 . 3 = n i v = h i v r o , l i v t u o v 5 . 1 = ) 4 ( 5 3 ?0 6 ?0 1 1 ? a m i l d o w o l t u p t u ot n e r r u cv c c v , v 3 . 3 = n i v = h i v r o , l i v t u o v 5 . 1 = ) 4 ( 0 50 90 0 2 i s o t n e r r u c t i u c r i c t r o h s ) 5 ( v c c v , . x a m = t u o d n g = ) 5 ( 0 6 ?5 3 1 ?0 4 2 ? v h s i s e r e t s y h t u p n i ?0 5 1?v m dc electrical characteristics (over the operating range)
4 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver power supply characteristics parameters description test conditions (1) min. typ (2) max. units i cc quiescent power v cc = max. v in = gnd or v cc 330a supply current d i cc supply current per v cc = max. v in = v cc C 0.6v (3) 2.0 300 a inputs @ ttl high i ccd supply current per v cc = max., v in = v cc 0.08 0.16 ma/ input per mhz (4) outputs open v in = gnd mh z oe a or oe b = gnd per output toggling 50% duty cycle i c total power supply v cc = max., v in = v cc 3.3 9.0 (5) current (6) outputs open v in = gnd f o = 10 mh z 50% duty cycle v in = v cc C 0.6v 3.3 10.0 (5) oe a or oe b = gnd v in = gnd mon. outputs toggling ma v cc = max., v in = v cc 1.8 6.0 (5) outputs open v in = gnd f o = 2.5 mh z 50% duty cycle v in = v cc C 0.6v 1.8 7.0 (5) oe a or oe b = gnd v in = gnd eleven outputs toggling notes: 1. for max. or min. conditions, use appropriate value specified under electrical characteristics for the applicable device. 2. typical values are at v cc = 3.3v, +25c ambient. 3. per ttl driven input (v in = v cc ? 0.6v); all other inputs at v cc or gnd. 4. this parameter is not directly testable, but is derived for use in total power supply calculations. 5. values for these conditions are examples of the i c formula. these limits are guaranteed but not tested. 6. i c = i quiescent + i inputs + i dynamic i c = i cc + d i cc d h n t + i ccd (f o n o ) i cc = quiescent current d i cc = power supply current for a ttl high input (v in = v cc ? 0.6v) d h = duty cycle for ttl inputs high n t = number of ttl inputs at d h i ccd = dynamic current caused by an input transition pair (hlh or lhl) f o = output frequency n o = number of outputs at f o all currents are in milliamps and all frequencies are in megahertz.
5 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver switching characteristics over operating range tests circuits for all outputs (1) , except for f in >100 mhz test switch disable low 6v enable low disable high gnd enable high all other inputs open switch position definitions: c l = load capacitance: includes jig and probe capacitance. r t = termination resistance: should be equal to z out of the pulse generator. s r e t e m a r a pn o i t p i r c s e dn o i t i d n o c ) 1 ( 6 0 8 3 / 5 0 8 3a 6 0 8 3 / a 5 0 8 3b 6 0 8 3 / b 5 0 8 3c 6 0 8 3 / c 5 0 8 3 s t i n u . m o c. m o c. m o c. m o c . n i mx a m. n i mx a m. n i mx a m. n i mx a m t h l p t l h p y a l e d n o i t a g a p o r p n i a a o o t , n n i b b o o t n c l f p 0 5 = r l 0 0 5 = w 5 . 15 . 65 . 18 . 55 . 10 . 55 . 15 . 4 s n t h z p t l z p e m i t e l b a n e t u p t u o e o a a o o t n e o , b b o o t n 5 . 10 . 85 . 10 . 85 . 15 . 65 . 12 . 6 t z h p t z l p e m i t e l b a s i d t u p t u o e o a a o o t n e o , b b o o t n 5 . 10 . 75 . 10 . 75 . 10 . 65 . 10 . 5 t ) o ( k s ) 3 ( f o s t u p t u o o w t n e e w t e b w e k s ) n o i t i s n a r t e m a s ( e g a k c a p e m a s ? 7 . 0 ? 7 . 0 ? 5 . 0 ? 5 . 0 t ) p ( k s ) 3 ( e t i s o p p o n e e w t e b w e k s t ( n o i t i s n a r t l h p t - h l p e h t f o ) t u p t u o e m a s ? 0 . 1 ? 7 . 0 ? 5 . 0 ? 5 . 0 t ) t ( k s ) 3 ( f o s t u p t u o o w t n e e w t e b w e k s e m a s t a e g a k c a p t n e r e f f i d ) n o i t i s n a r t e m a s ( e r u t a r e p m e t ? 5 . 1 ? 2 . 1 ? 0 . 1 ? 8 . 0 pulse generator d.u.t. v in r t v out c l 500 w 500 w 50pf v cc 6.0v note: 1. see test circuit and waveforms 2. minimum limits are guaranteed but not tested on propagation delays. 3. skew measured at worst cast temperature (max. temp).
6 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver switching waveforms output skew ? t sk (o) pulse skew C t sk (p) package skew ? t sk (t) propagation delay enable and disable times input t plh 3v 1.5v 0v output v oh 1.5v v ol t phl input tplh 3v 1.5v 0v output voh 1.5v vol tphl tsk(p) = | tphl C tplh | input tplhx 3v 1.5v 0v ox voh 1.5v vol tphlx tsk(o) oy voh 1.5v vol tsk(o) tplhy tphly tsk(o) = | tplhy C tplhx | or | tphly C tphlx | input tplh1 3v 1.5v 0v package 1 output voh 1.5v vol tphl1 tsk(t) package 2 output voh 1.5v vol tsk(t) tplh2 tphl2 tsk(t) = | tplh2 C tplh1 | or | tphl2 C tphl1 | t pzl oe 1.5v 0v 3v 1.5v 3.0v 0v 1.5v t plz v ol 3.0v 0v t pzh t phz 0.3v 0.3v output normally low output normally high switch closed switch open v oh enable disable
7 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver e d o c g n i r e d r o e p y t e g a k c a p g n i t a re t o n h 5 0 8 3 t c f 9 4 i p h 6 0 8 3 t c f 9 4 i p p o s s l i m 9 0 2 n i p - 0 2 l a i r t s u d n i g n i h c t i w s o t r e f e r c i t s i r e t c a r a h c d e e p s r o f e l b a t s c i t s i r e t c a r a h c e d a r g q 5 0 8 3 t c f 9 4 i p q 6 0 8 3 t c f 9 4 i p p o s q l i m 0 5 1 n i p - 0 2 s 5 0 8 3 t c f 9 4 i p s 6 0 8 3 t c f 9 4 i p c i s s l i m 0 0 3 n i p - 0 2 h a 5 0 8 3 t c f 9 4 i p h a 6 0 8 3 t c f 9 4 i p p o s s l i m 9 0 2 n i p - 0 2 q a 5 0 8 3 t c f 9 4 i p q a 6 0 8 3 t c f 9 4 i p p o s q l i m 0 5 1 n i p - 0 2 s a 5 0 8 3 t c f 9 4 i p s a 6 0 8 3 t c f 9 4 i p c i s s l i m 0 0 3 n i p - 0 2 h b 5 0 8 3 t c f 9 4 i p h b 6 0 8 3 t c f 9 4 i p p o s s l i m 9 0 2 n i p - 0 2 q b 5 0 8 3 t c f 9 4 i p q b 6 0 8 3 t c f 9 4 i p p o s q l i m 0 5 1 n i p - 0 2 s b 5 0 8 3 t c f 9 4 i p s b 6 0 8 3 t c f 9 4 i p c i s s l i m 0 0 3 n i p - 0 2 h c 5 0 8 3 t c f 9 4 i p h c 6 0 8 3 t c f 9 4 i p p o s s l i m 9 0 2 n i p - 0 2 q c 5 0 8 3 t c f 9 4 i p q c 6 0 8 3 t c f 9 4 i p p o s q l i m 0 5 1 n i p - 0 2 s c 5 0 8 3 t c f 9 4 i p s c 6 0 8 3 t c f 9 4 i p c i s s l i m 0 0 3 n i p - 0 2 ordering information
8 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver seating plane .050 bsc 1 20 0-8? .2914 .2992 x.xx x.xx denotes controlling dimensions in millimeters 7.40 7.60 .496 .511 12.60 12.99 1.27 .0926 .1043 2.35 2.65 .394 .419 10.00 10.65 .0040 .0118 0.10 0.30 .013 .020 0.33 0.51 .010 .029 0.254 0.737 .0091 .0125 0.23 0.32 0.41 1.27 .016 .050 x 45? .020 .030 0.508 0.762 ref .337 .344 .053 .069 .004 .010 seating plane .025 bsc .007 .010 .228 .244 .150 .157 1 20 .016 .050 x.xx x.xx denotes dimensions in millimeters 0.635 8.56 8.74 1.35 1.75 5.79 6.19 0.41 1.27 0.101 0.254 .008 .012 0.203 0.305 3.81 3.99 0.178 0.254 .058 1.47 .015 x 45? 0.38 ref 20-pin soic package drawing (s) 20-pin qsop package drawing (q)
9 ps7007b 01/13/99 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct3805/3806 3.3v fast cmos buffer/clock driver pericom semiconductor corporation 2380 bering drive ? san jose, ca 95131 ? 1-800-435-2336 ? fax (408) 435-1100 ? http://www.pericom.com 20-pin ssop package drawing (h) .272 .295 .078 .002 seating plane .0098 max. .0256 bsc .022 .037 .004 .009 .291 .322 1 20 .197 .220 0.25 x.xx x.xx denotes dimensions in millimeters 0.050 7.40 8.20 0.55 0.95 0.09 0.25 5.00 5.60 2.00 6.90 7.50 0.65 max min
|
