1 ps7006c 06/27/01 pi49fct805t/2805t logic block diagram pi49fct806t logic block diagram product description pericom semiconductor?s pi49fct series of logic circuits are produced using the company?s advanced 0.8 micron cmos technology, achieving industry leading speed grades. the pi49fct805t and pi49fct2805t are non-inverting clock drivers. the pi49fct806t is an inverting clock driver designed with two independent groups of buffers that have hi-z state output enable inputs (active low) with a 1-in, 5-out configuration per group. each clock driver consists of two banks of drivers, driving five outputs each from a standard ttl-compatible cmos input. the pi49fct2805t also features a 25-ohm on-chip resistor for lower noise. product features ? extremely low output skew: 0.5ns ? monitor output pin ? clock busing with hi-z state control ? ttl input and cmos output compatible ? extremely low static power (1mw, typ.) ? hysteresis on all inputs ? packages available: ? 20-pin 209 mil wide ssop (h) ? 20-pin 300 mil wide soic (s) ? 20-pin 150 mil wide qsop (q) ? device models available on request ? industrial operation at -40oc to +85oc oe b in a oa 0C4 in b oe a ob 0C4 mon 5 5 oe b in a oa 0C4 in b oe a ob 0C4 mon 5 5 fast cmos buffer/clock driver 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t pi49fct806t
2 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t fast cmos buffer/clock driver pi49fct805t/2805t product pin configuration inputs outputs oe a , oe b in a , in b oa n , ob n mon llll lhhh hlzl hhzh pi49fct805t/2805t 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 pi49fct806t truth table (1) pi49fct806t product pin configuration 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 vcc a oa 0 oa 1 oa 2 gnd a oa 3 oa 4 gnd b oe a in a vcc b 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 vcc a oa 0 oa 1 oa 2 gnd a oa 3 oa 4 gnd b oe a in a vcc b ob 0 ob 1 ob 2 gnd b ob 3 ob 4 mon oe b in b product pin description e m a n n i pn o i t p i r c s e d e o a e o , b ) w o l e v i t c a ( s t u p n i e l b a n e t u p t u o e t a t s z - i h n i a n i , b s t u p n i k c o l c a o n b o , n ) t 5 0 8 2 t c f 9 4 i p / t 5 0 8 t c f 9 4 i p ( s t u p t u o k c o l c a o n b o , n ) t 6 0 8 t c f 9 4 i p ( t u p t u o k c o l c n o mt u p t u o r o t i n o m d n gd n u o r g v c c r e w o p 20-pin h, q, s 20-pin h, q, s
3 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t fast cmos buffer/clock driver dc electrical characteristics (over the operating range, t a = ?40c to +85c, v cc = 5.0v 5%) parameters description test conditions (1) min. typ (2) max. units v oh output high voltage v cc = min., v in = v ih or v il i oh = ?24.0ma 2.4 3.3 v v ol output low current v cc = min., v in = v ih or v il i ol = 64ma 0.3 0.55 v i ol = 12ma (25 w ) 0.3 0.50 v v ih input high voltage guaranteed logic high level 2.0 v v il input low voltage guaranteed logic low level 0.8 v i ih input high current v cc = max. v in = v cc 1a i il input low current v cc = max. v in = gnd ?1 a i ozh high impedance v cc = max. v out = v cc 1a i ozl output current v out = gnd ?1 a i i input high current v cc = max., v in =v cc (max.) 20 a v ik clamp diode voltage v cc = min., i in = ?18ma ?0.7 ?1.2 v i os short circuit current v cc = max. (3) , v out = gnd ?60 ?120 ?225 ma v h input hysteresis v cc = 5 v 200 mv storage temperature ............................................................. ?65c to +150c ambient temperature with power applied .............................. -40c to +85c supply voltage to ground potential (inputs & vcc only) ....... ?0.5v to +7.0v supply voltage to ground potential (outputs & d/o only) .... ?0.5v to +7.0v dc input voltage ..................................................................... ?0.5v to +7.0v dc output current ............................................................................... 120ma power dissipation ................................................................................... 0.5w note: stresses greater than those listed under maximum ratings may cause permanent damage to the de- vice. this is a stress rating only and functional opera- tion of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability. capacitance (t a = 25c, f = 1 mhz) parameters (4) description test conditions typ max. units c in input capacitance v in = 0 v 6 10 pf c out output capacitance v out = 0 v 8 12 pf 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 = 5.0v, +25c ambient and maximum loading. 3. not more than one output should be shorted at one time. duration of the test should not exceed one second. 4. this parameter is determined by device characterization but is not production tested. maximum ratings (above which the useful life may be impaired. for user guidelines, not tested.)
4 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t 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 = 3.4v (3) 0.5 2.0 ma input @ ttl high i ccd supply current per v cc = max., v in = v cc 0.15 0.25 ma/ input per mhz (4) outputs open v in = gnd mhz oe a = oe b = gnd per output toggling 50% duty cycle i c total power supply v cc = max., v in = v cc 7.7 14.0 (5) ma current (6) outputs open v in = gnd f i = 10 mh z 50% duty cycle v in = 3.4v 8.0 15.0 (5) oe a = oe b = gnd v in = gnd five outputs toggling v cc = max., v in = v cc 4.3 8.4 (5) outputs open v in = gnd f i = 2.5 mh z 50% duty cycle oe a = oe b = gnd v in = 3.4v 4.8 10.4 (5) eleven outputs v in = gnd toggling notes: 1. for max. or min. conditions, use appropriate value specified under electrical characteristics for the applicable device. 2. typical values are at vcc = 5.0v, +25c ambient. 3. per ttl driven input (v in = 3.4v); all other inputs at vcc 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 icc 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 cp /2 + f i n i ) i cc = quiescent current d i cc = power supply current for a ttl high input (v in = 3.4v) 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 cp = clock frequency for register devices (zero for non-register devices) f i = input frequency n i = number of inputs at f i all currents are in milliamps and all frequencies are in megahertz.
5 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t fast cmos buffer/clock driver pi49fct805/806t switching characteristics over operating range notes: 1. see test circuit and wave forms. 2. minimum limits are guaranteed but not tested on propagation delays. 3. skew measured at worse cast temperature (max. temp). 4. this parameter is guaranteed but not production tested. tests circuits for all outputs (1) pulse generator d.u.t. v in r t v out c l 500 w 500 w 50pf v cc 7.0v s r e t e m a r a pn o i t p i r c s e ds n o i t i d n o c ) 1 ( / t 5 0 8 2 / t 5 0 8 t 6 0 8 / t a 5 0 8 2 / t a 5 0 8 t a 6 0 8 / t b 5 0 8 2 / t b 5 0 8 t b 6 0 8 / t c 5 0 8 2 / t c 5 0 8 t c 6 0 8 s t i n u . m o cm o c. m o cm o c . n i m. x a m. n i m. x a m. n i m. x a m. n i m. x 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 o ta o n , n i b o tb o n f p 0 5 = l c 0 0 5 = l r 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 o ta o n , e o b o tb o n 5 . 10 . 85 . 10 . 85 . 15 . 85 . 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 ) 4 ( e o a o ta o n , e o b o tb o n 5 . 10 . 75 . 10 . 75 . 10 . 65 . 10 . 5 t ( w e k so) ) 3 ( s t u p t u o o w t x w t w e k s e g a k c a p e m a s f o ) n o i t i s n a r t e m a s ( ?7 . 0? 5 . 0?4 . 0? 4 . 0 t ( w e k sp) ) 3 ( e t i s o p p o x w t w e k s t ( s n o i t i s n a r t l h p t - h l p ) t u p t u o e m a s f o ?0 . 1? 7 . 0?5 . 0? 5 . 0 t ( w e k st) ) 3 ( s t u p t u o o w t x w t w e k s t a e g a k c a p t n e r e f f i d f o e r u t a r e p m e t e m a s ) n o i t i s n a r t e m a s ( ?5 . 1? 0 . 1? 0 . 1? 0 . 1 test switch open drain disable low closed enable low all other inputs open definitions: c l = load capacitance: includes jig and probe capacitance. r t = termination resistance: should be equal to zout of the pulse generator. switch position
6 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t fast cmos buffer/clock driver switching waveforms output skew ? t sk (o) input t plhx 3v 1.5v 0v ox v oh 1.5v v ol t phlx t sk(o) oy v oh 1.5v v ol t sk(o) t plhy t phly t sk(o) =|t plhy ?t plhx |or|t phly ?t phlx | pulse skew ? t sk (p) package skew ? t sk (t) propagation delay input t plh 3v 1.5v 0v output v oh 1.5v v ol t phl enable and disable times t pzl oe 1.5v 0v 3v 1.5v 3.5v 0v 1.5v t plz v ol 3.5v 0v t pzh t phz 0.3v 0.3v output normally low output normally high switch closed switch open v oh enable disable input t plh 3v 1.5v 0v output v oh 1.5v v ol t phl t sk(p) =|t phl ?t plh | input t plh1 3v 1.5v 0v package 1 output v oh 1.5v v ol t phl1 t sk(t) package 2 output v oh 1.5v v ol t sk(t) t plh2 t phl2 t sk(t) =|t plh2 ?t plh1 |or|t phl2 ?t phl1 |
7 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t fast cmos buffer/clock driver 20-pin 209-mil ssop (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 20-pin 150-mil qsop (q) .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 detail a detail a .008 0.20 min. guage plane .010 0.254 .041 1.04 ref .016 .035 0.41 0.89 0?-6? .008 .013 0.20 0.33
8 ps7006c 06/27/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi49fct805t pi49fct2805t/pi49fct806t 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 e d o c g n i r e d r oe d o c g n i k r a m p t x 5 0 8 t c f 9 4 i px p t 5 0 8 t c f 9 4 i p p t x 5 0 8 2 t c f 9 4 i px p t 5 0 8 2 t c f 9 4 i p p t x 6 0 8 t c f 9 4 i px p t 6 0 8 t c f 9 4 i p ordering information note: x = speed grades: ?blank?, a, b, c. p = package type: h = 209-mil ssop q = 150-mil qsop s = 300-mil soic example: pi49fct 2805ath = a grade, h pkg marked as pi49fct2805tha 20-pin 300-mil soic (s) 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
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