1 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 product description: pericom semiconductors pi74fct series of logic circuits are pro- duced in the companys advanced 0.6/0.8 micron cmos technology, achieving industry leading speed grades. all pi74fct2xxx devices have a built-in 25 ohm series resistor on all outputs to reduce noise resulting from reflections, thus eliminating the need for an external terminating resistor. the pi74fct374t/534t/574t and p174fct2374t/2574t are 8-bit wide octal registers designed with eight d-type flip-flops with a buffered common clock and buffered 3-state outputs. when output enable (oe) is low, the outputs are enabled. when oe is high, the outputs are in the high impedance state. input data meeting the setup and hold time requirements of the d inputs is transferred to the o outputs on the low-to-high transition of the clock input. device models available upon request. pi74fct374/2374t and pi74fct574/2574t logic block diagram pi74fct534t logic block diagram product features: ? pi74fct374/534/574/2374/2574t is pin compatible with bipolar fast? series at a higher speed and lower power consumption ?25 w series resistor on all outputs (fct2xxx only) ? ttl input and output levels ? low ground bounce outputs ? extremely low static power ? hysteresis on all inputs ? industrial operating temperature range: C40c to +85c ? packages available: C 20-pin 173 mil wide plastic tssop (l) C 20-pin 300 mil wide plastic dip (p) C 20-pin 150 mil wide plastic qsop (q) C 20-pin 150 mil wide plastic tqsop (r) C 20-pin 300 mil wide plastic soic (s) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1 2345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901212345678901234567890123456789012 12345678901 2 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 fast cmos octal d registers (3-state) pi74fct374t/534t/574t (25 w w w w w series) pi74fct2374t/2574t d q d 0 o 0 cp cp oe d q d 1 o 1 cp d q d 2 o 2 cp d q d 3 o 3 cp d q d 4 o 4 cp d q d 5 o 5 cp d q d 6 o 6 cp d q d 7 o 7 cp d q d 0 o 0 cp cp oe d q d 1 o 1 cp d q d 2 o 2 cp d q d 3 o 3 cp d q d 4 o 4 cp d q d 5 o 5 cp d q d 6 o 6 cp d q d 7 o 7 cp
2 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 inputs outputs internal function oe cp d n o n q n high-z h l x z nc hhx z nc load register l - lh l l - hl h h - lz l h - hz h pi74fct534t truth table (1) product pin description pi74fct374/2374t product pin configuration pi74fct534t product pin configuration pi74fct574/2574t product pin configuration inputs outputs internal function oe cp d n o n q n high-z h l x z nc hhx z nc load register l - ll h l - hh l h - lz h h - hz l pi74fct374/574/2374/2574t truth table (1) 1. h = high voltage level l = low voltage level x = dont care z = high impedance nc = no change - = low-to-high transition pin name description oe output enable input (active low) cp clock pulse for the register. enters data on low-to-high transition d 0 -d 7 data inputs o 0 -o 7 3-state outputs (true) o 0 -o 7 3-state outputs (inverted) gnd ground v cc power 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 oe o 0 d 0 d 1 o 1 o 2 d 2 d 3 o 3 gnd vcc o 7 d 7 d 6 o 6 o 5 d 5 d 4 o 4 cp 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 oe o 0 d 0 d 1 o 1 o 2 d 2 d 3 o 3 gnd vcc o 7 d 7 d 6 o 6 o 5 d 5 d 4 o 4 cp 20-pin l20 p20 q20 r20 s20 20-pin l20 p20 q20 r20 s20 20-pin l20 p20 q20 r20 s20 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 oe d 0 d 1 d 2 d 3 d 4 d 5 d 6 d 7 gnd vcc o 0 o 1 o 2 o 3 o 4 o 5 o 6 o 7 cp
3 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 maximum ratings (above which the useful life may be impaired. for user guidelines, not tested.) storage temperature ................................................................. C65c to +150c ambient temperature with power applied ................................. -40c to +85c supply voltage to ground potential (inputs & vcc only) .......... C0.5v to +7.0v supply voltage to ground potential (outputs & d/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 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. dc electrical characteristics (over the operating range, t a = C40c 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 = C15.0 ma 2.4 3.0 v v ol output low current v cc = min., v in = v ih or v il i ol = 64 ma 0.3 0.55 v v ol output low current v cc = min., v in = v ih or v il i ol = 12 ma (25 w series) 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 C1 a i ozh high impedance v cc = m ax .v out = 2.7v 1 a i ozl output current v out = 0.5v C1 a v ik clamp diode voltage v cc = min., i in = C18 ma C0.7 C1.2 v i off power down disable v cc = gnd, v out = 4.5v 100 a i os short circuit current v cc = max. (3) , v out = gnd C60 C120 ma v h input hysteresis 200 mv capacitance (t a = 25c, f = 1 mhz) parameters (4) description test conditions typ max. units c in input capacitance v in = 0v 6 10 pf c out output capacitance v out = 0v 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 vcc = 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.
4 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 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 0.1 500 a 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 = gnd one input toggling 50% duty cycle i c total power supply v cc = max., v in = v cc 1.5 3.5 (5) ma current (6) outputs open v in = gnd f cp = 10 mh z 50% duty cycle v in = 3.4v 2.0 5.5 (5) oe = gnd v in = gnd f i = 5 mh z one bit toggling v cc = max., v in = v cc 3.8 7.3 (5) outputs open v in = gnd f cp = 10 mh z 50% duty cycle v in = 3.4v 6.0 16.3 (5) oe = gnd v in = gnd eight bits toggling f i = 2.5 mh z 50% duty cycle notes: 1. for conditions shown as max. or min., use appropriate value specified under electrical characteristics for the applicable dev ice. 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 = 3.4 v) 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 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct374/2374t switching characteristics over operating range 374t/2374t 374at/2374at 374ct/2374ct 374dt com. com. com. com. parameters description conditions (1) min max min max min max min max unit t plh propagation delay c l = 50 pf 2.0 10.0 2.0 6.5 2.0 5.2 2.0 4.5 ns t phl cp to o n r l = 500 w t pzh output enable time 1.5 12.5 1.5 6.5 1.5 5.5 1.5 5.5 ns t pzl oe to o n t phz output disable time (3) 1.5 8.0 1.5 5.5 1.5 5.0 1.5 5.0 ns t plz oe to o n t su setup time high or 2.0 2.0 2.0 2.0 ns low, d n to cp t h hold time high or 1.5 1.5 1.5 1.0 ns low, d n to cp t w cp pulse width (3) 7.0 5.0 5.0 3.0 ns high or low pi74fct534t switching characteristics over operating range 534t 534at 534ct 534dt com. com. com. com. parameters description conditions (1) min max min max min max min max unit t plh propagation delay c l = 50 pf 2.0 10.0 2.0 6.5 2.0 5.2 2.0 4.5 ns t phl cp to o n r l = 500 w t pzh output enable time 1.5 12.5 1.5 6.5 1.5 5.5 1.5 5.5 ns t pzl oe to o n t phz output disable time (3) 1.5 8.0 1.5 5.5 1.5 5.0 1.5 5.0 ns t plz oe to o n t su setup time high or 2.0 2.0 2.0 2.0 ns low, d n to cp t h hold time high or 1.5 1.5 1.5 1.0 ns low, d n to cp t w cp pulse width (3) 7.0 5.0 5.0 3.0 ns high or low notes: 1. see test circuit and wave forms. 2. minimum limits are guaranteed but not tested on propagation delays. 3. this parameter is guaranteed but not production tested.
6 ps2016a 03/11/96 pi74fct374t/534t/574t (25 w w w w w series) p174fct2374t/2574t octal d registers (3-state) 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct574/2574t switching characteristics over operating range 574t/2574t 574at/2574at 574ct/2574ct 574dt com. com. com. com. parameters description conditions (1) min max min max min max min max unit t plh propagation delay c l = 50 pf 2.0 8.5 2.0 6.5 2.0 5.2 2.0 4.5 ns t phl cp to o n r l = 500 w t pzh output enable time 1.5 10.0 1.5 6.5 1.5 5.5 1.5 5.5 ns t pzl oe to o n t phz output disable time (3) 1.5 6.5 1.5 5.5 1.5 5.0 1.5 5.0 ns t plz oe to o n t su setup time high or 2.0 2.0 2.0 2.0 ns low, d n to cp t h hold time high or 1.5 1.5 1.5 1.0 ns low, d n to cp t w cp pulse width (3) 7.0 5.0 5.0 3.0 ns high or low notes: 1. see test circuit and wave forms. 2. minimum limits are guaranteed but not tested on propagation delays. 3. this parameter is guaranteed but not production tested. pericom semiconductor corporation 2380 bering drive ? san jose, ca 95131 ? 1-800-435-2336 ? fax (408) 435-1100 ? http://www.pericom.com
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