1 www.pericom.com ps7007l 07/23/10 pi49fct3805 block diagram pi49fct3806 block diagram description pericom semiconductors 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 bufers. tese bufers have 3-state output enable inputs (active low) with a 1-in, 5-out confguration per group. each clock driver consist of two banks of drivers, driving fve 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 input and cmos output compatible ? industrial operation at C40c to 85c ? extremely low static power (1mw, typ.) ? hysteresis on all inputs ? packaging (pb-free & green available): 2 0-pin 150-mil wide qsop (q) 2 0-pin 209-mil wide ssop (h) oa 0-4 5 oe a in a ob 0-4 5 oe b in b mon oa 0-4 5 oe a in a ob 0-4 5 oe b in b mon pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver 11-0004
2 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 capacitance (t a = 25c, f = 1 mhz) parameters (1) description test conditions typ max. units c in input capacitance v in = 0v 3.0 6.0 pf c out output capacitance v out = 0v 6.0 8.0 note: 1. t is parameter is determined by device characterization but is not production tested. pin description pin name description oe a , oe b 3-state output enable inputs (active low) in a , in b clock inputs o a n , o b n clock outputs mon monitor output gnd ground v cc power v cca o a 0 o a 1 o a 2 gnd a o a 3 o a 4 gnd q oe a in a v ccb o b 0 o b 1 o b 2 gnd b o b 3 o b 4 mon oe b in b pi49fct3805 pin confguration pi49fct3805 truth table (1) inputs outputs oe a , oe b in a , in b o a n , o b n mon l l l l l h h h h l z l h h z h note: 1. h = h igh voltage level, l = low voltage level z = high impedance pi49fct3806 truth table (1) inputs outputs oe a , oe b in a , in b oa n , ob n mon l l h h l h l l h l z h h h z l note: 1 . h = h igh 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 pi49fct3806 pin confguration v cc a 1 20 b 9 gnd 2 19 b 8 b 0 3 18 gnd v cc 4 17 b 7 b 1 5 16 v cc gnd 6 15 b 6 b 2 7 14 gnd v cc 8 13 b 5 b 3 9 12 b 4 gnd 10 11 v cc a 1 20 b 9 gnd 2 19 b 8 b 0 3 18 gnd v cc 4 17 b 7 b 1 5 16 v cc gnd 6 15 b 6 b 2 7 14 gnd v cc 8 13 b 5 b 3 9 12 b 4 gnd 10 11 11-0004
3 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 storage temperature ................................................................C 65c to +150c ambient temperature with power applied .......................... C 40c to +85c supply voltage to ground potential (inputs & vcc only) ....C 0.5v to +7.0v supply voltage to ground potential (outputs & i/o only) .C 0.5v to +7.0v dc input voltage ........................................................................C 0.5v to +7.0v dc output current ................................................................................ 1 20 ma power dissipation ........................................................................................0 .5w note: stresses greater than those listed under maximum rat- ings may cause permanent damage to the device. tis is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the operational sections of this specifcation is not implied. exposure to absolute maximum rating conditions for extended periods may afect reliability. electrical specifications maximum ratings (above which the useful life may be impaired. for user guidelines, not tested.) dc electrical characteristics (t a = C40c to +85c, v cc = 3.3v 0.3v) symbol parameter test condition (1) min. typ. max. units v oh output high voltage v cc = 3.0v, v in = v il or v ih v cc = min., v in = v ih or v il i oh = -0.1ma i oh = -8ma v cc -0.2 2.4 (3) - 3.0 v v ol output low voltage v cc = 3.0v, v in = v il or v ih v cc = min., v in = v ih or v il i ol = 0.1ma i ol = 16ma i ol = 24ma - 0.2 0.3 0.2 0.4 0.5 v ih input high voltage guaranteed logic high level input pins 2.0 5.5 v il input low voltage guaranteed logic low level input pins -0.5 0.8 i ih input high current v cc = max v in = v cc (input pins) -1 1 a i il input low current v cc = max v in = gnd (input & i/o pins) -1 1 i ozh high impedance output current v cc = max., all outputs disabled v out = v cc v out = gnd -1 1 i ozl high impedance output current v cc = max., all outputs disabled v out = v cc v out = gnd -1 1 v ik clamp diode voltage v cc = min., i in = -18ma -0.7 -1.2 v i odh output high current v out = 3.3v, v in =v il or v ih, v out = 1.5v (4) -35 -86 -110 ma i odl output low current v out = 3.3v, v in = v il or v ih, v out = 1.5v (4) 50 168 200 i os short circuit (5) current v cc = max., v out = gnd (5) -60 -135 -240 v h input hysteresis 150 mv 1. f or max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device type. 2. t ypical values are at v cc = 3.3v, +25c ambient and maximum loading. 3. v oh = v cc C 0.6v at rated current. 4. t is parameter is determined by device characterization but is not production tested. 5. n ot more than one output should be shorted at one time. duration of the test should not exceed one second. 11-0004
4 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 power supply characteristics (t a = C40c to +85c, v cc = 3.3v 0.3v) parameters description test conditions (1) min. typ (2) max. units i cc quiescent power supply current v cc = max. v in = gnd or v cc 30 a i cc supply current per inputs @ ttl high v cc = max. v in = v cc C 0.6v (3) 11 300 i ccd supply current per input per mhz (4) v cc = max., outputs open oea or oeb = gnd per output toggling 50% duty cycle v in = v cc v in = gnd 0.1 0.16 ma/ mhz i c total power supply current (6) v cc = max., outputs open fo = 10 mhz 50% duty cycle oe a or oe b = gnd mon. outputs toggling v in = v cc v in = gnd 3.3 9.0 (5) ma v in = v cc C 0.6v v in = gnd 3.3 10.0 (5) v cc = max., outputs open f o = 2.5 mhz 50% duty cycle oea or oeb = gnd eleven outputs toggling v in = v cc v in = gnd 1.8 6.0 (5) v in = v cc C 0.6v v in = gnd 1.8 7.0 (5) 1. f or max. or min. conditions, use appropriate value specifed under electrical characteristics for the applicable device. 2. t ypical values are at v cc = 3.3v, +25c ambient. 3. p er ttl driven input (v in = v cc C 0.6v); all other inputs at v cc or gnd. 4. t is parameter is not directly testable, but is derived for use in total power supply calculations. 5. v alues for these conditions are examples of the ic formula. tese limits are guaranteed but not tested. 6. i c = i quiescent + i inputs + i dynamic i c = i cc + i cc dhnt + i ccd (f o n o ) i cc = quiescent current i cc = power supply current for a ttl high input (v in = v cc C 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. 11-0004
5 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 switching characteristics (t a = C40c to +85c, v cc = 3.3v 0.3v) parameter description test condi- tions (1) 3805 3806 3805a 3806a 3805b 3806b 3805c 3806c units com. com. com. com. min. max. min. max. min. max. min. max. t plh t plh propagation delay in a to oa n , in b to ob n c l = 50pf r l = 500? 1.5 6.5 1.5 5.8 1.5 5.0 1.5 4.5 ns t pzh t pzl output enable time oe a to oa n , oe b to ob n 1.5 8.0 1.5 8.0 1.5 6.5 1.5 6.2 t phl t plz output disable time oe a to oa n , oe b to ob n 1.5 7.0 1.5 7.0 1.5 6.0 1.5 5.0 t sk(o) (3) skew between two outputs of same package (same transition) 0.7 0.7 0.5 0.5 t sk(p) (3) skew between opposite transi- tions ( tphl - t plh ) of the same output 1.0 0.7 0.5 0.5 t sk(t) (3) skew between two outputs of diferent package at same tem- perature (same transition) 1.5 1.2 1.0 0.8 note: 1. s ee test circuit and waveforms 2. m inimum limits are guaranteed but not tested on propagation delays. 3. s kew measured at worst cast temperature (max. temp). tests circuits for all outputs (1) except for f in >100 mhz switch position test switch disable low enable low 6v disable high enable high gnd all other inputs open defnitions: c l = load capacitance: includes jig and probe capacitance. r t = t ermination resistance: should be equal to zout of the pulse generator. pulse generator d.u.t. v in r t v out c l 500 500 50pf v cc 6.0v 11-0004
6 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 switching waveforms output skew C t sk(o) pulse skew C t sk(p) package skew C 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 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 plh y ? t plhx | or | t phl y ? t phlx | 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 input t plh 3v 1.5v 0v output v oh 1.5v v ol t phl t s k (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 | 11-0004
7 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 1 : 20-pin, 209-mil wide, ssop noitpircsed :edoc egakcap 1240-dp :# lortnoc tnemucod e:noisiver 80/01/40 :etad h20 08-0140 note: ? for latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php packaging mechanical: 20-pin ssop (h20) 11-0004
8 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 1 .337 .344 .053 .069 .004 .010 seating plane .025 bsc .007 .010 .228 .244 .150 .157 1 20 x.xx x.xx denotes dimensions in millimeters 0.635 8.56 8.74 1.35 1.75 5.79 6.19 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 description: 20-pin, 150-mil wide, qsop package code: q document control no. pd - 1202 revision: h date: 10/22/07 note: 1) controlling dimensions in inches. 2) ref: jedec mo-137b/ad 3) dimensions do not include mold flash, protrusions or gate burrs pericom semiconductor corporation 3545 n. 1st street, san jose, ca 95134 1-800-435-2335 ? www.pericom.com note: ? for latest package info, please check: http://www.pericom.com/products/packaging/mechanicals.php packaging mechanical: 20-contact ssop (h20) 11-0004
9 pi49fct3805/pi49fct3806 3.3v fast cmos bufer/clock driver www.pericom.com ps7007l 07/23/10 pi49fct3805 ordering information ordering code package code speed grade package description pi49fct3805ahe h a pb-free & green, 20-pin 209-mil ssop pi49fct3805bhe h b pb-free & green, 20-pin 209-mil ssop pi49fct3805bqe q b pb-free & green, 20-pin 150-mil qsop PI49FCT3805CHE h c pb-free & green, 20-pin 209-mil ssop pi49fct3805cqe q c pb-free & green, 20-pin 150-mil qsop pi49fct3805qe q blank pb-free & green, 20-pin 150-mil qsop notes: ? termal characteristics can be found on the company web site at www.pericom.com/packaging/ ? e = pb-free and green ? adding an x sufx = tape/reel pericom semiconductor corporation ? 1-800-435-2336 pi49fct3806 ordering information ordering code package code speed grade package description pi49fct3806bqe q b pb-free & green, 20-pin 150-mil qsop notes: ? termal characteristics can be found on the company web site at www.pericom.com/packaging/ ? e = pb-free and green ? adding an x sufx = tape/reel 11-0004
|
