1 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 functional block diagram product features ? pi74fct161/163/2161/2163t are pin-compatible with bipolar fast tm series at a higher speed and lower power consumption 25 ? series resistor on all outputs (fct2xxx only) ttl input and output levels low ground bounce outputs (25 ? series only) extremely low static power hysteresis on all inputs industrial operating temperature range: -40c to + 85c packages available: - 16-pin 150 mil wide plastic qsop (q) - 16-pin 150 mil wide plastic soic (w) - 16-pin 300 mil wide plastic soic (s) product description pericom semiconductor?s pi74fct series of logic circuits are produced in the company?s advanced 0.6 micron cmos technology, achieving industry leading speed grades. all pi74fct2xxx devices have a built-in 25 ? series resistor on all outputs to reduce noise owing to reflections, thus eliminating an external terminating resistor. the pi74fct161t and pi74fct163 are high speed cmos synchronous presettable 4-bit binary counters. the 161 has an asynchronous clear, the 163 has a clocked synchronous clear. data is preloaded or the counters count on the rising edge of the clock. count enable inputs and terminal count outputs allow these counters to be cascaded without loss of speed. preset inputs override count inputs, and clear inputs override both preset and count inputs. all inputs have clamp diodes for undershoot noise suppression. all outputs have ground bounce suppression. pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t high speed cmos synchronous 4-bit binary counters 1 v = ff tc q3-q0 163 only 25 ohm (fct2xxx only) 25 ohm (fct2xxx only) 161 only cp mr pe d3-c0 cep cet mux clr 4-bit register q+cin cin pin configurations v cc mr 116 tc cp 215 q0 d0 314 q1 d1 413 q2 d2 512 q3 d3 611 cet cep 710 pe gnd 89
2 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t 4-bit binary counters pin description notes: 1. h = high voltage level l = low voltge level x = don?t care z = high impedance = low to high e m a n n i po / in o i t p i r c s e d 0 d - 3 di s t u p n i a t a d 0 q - 3 qo s t u p t u o a t a d p ci k c o l c r mi t e s e r r e t s a m p e ci e l b a n e r e t n u o c t e ci e l b a n e c t d n a t n u o c c to t n u o c l a n i m r e t e pi e l b a n e d a o l l e l l a r a p function table s t u p n is t u p t u o n o i t c n u f 0 q - 3 q r me pp cp e ct e ci d1 6 13 6 1c t lxxxx x l l 1 6 1 r a e l c lx xx x l l 3 6 1 r a e l c hl xx 0 d - 3 d0 d - 3 d0 d - 3 dx a t a d d a o l hh hh x 1 + q1 + qx t n u o c hh lx x q q x p t i b i h n i t n u o c hh xl x q q x t t i b i h n i t n u o c hhxxh x f f h 1 1 1 1 = t n u o c hhxxh x e - 0e - 0l t n u o c 1 1 1 1 hhxxl x x x l t i b i h n i c t
3 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t 4-bit binary counters capacitance (t a = 25 c, f = 1 mhz) notes: 1. for max. or min. conditions, use the appropriate values specified under electrical characteristics for the applicable device type. 2. typical values are at vcc = 5.0v, +25 c 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.) storage temperature ................................................................. ? 65 c to +150 c ambient temperature with power applied .................................. -40 c to +85 c 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 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 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 = -40 c, vcc = 5.0v 5%) 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 t s e t ) 1 ( . n i mp y t ) 2 ( . x a ms t i n u v oh e g a t l o v h g i h t u p t u ov cc =m in , .v in =v ih r ov il i oh a m 0 . 5 1 - =4 . 20 . 3v v ol t n e r r u c w o l t u p t u ov cc =m in , .v in =v ih r ov il i ol a m 8 4 =3 . 00 5 . 0v v ol t n e r r u c w o l t u p t u ov cc =m in , .v in =v ih r ov il i ol ) s e i r e s m h o 5 2 ( a m 2 1 =3 . 00 5 . 0v v ih e g a t l o v h g i h t u p n ic i g o l d e e t n a r a u gh g i hl e v e l0 . 2v v il e g a t l o v w o l t u p n ic i g o l d e e t n a r a u gw o ll e v e l8 . 0 a i ih t n e r r u c h g i h t u p n i. x a m = c c vv in v = cc 1a m i il t n e r r u c w o l t u p n i. x a m = c c vv in =d n g1 - a i ozh e c n a d e p m i h g i h . x a m = c c v v out =v 7 . 21 a i ozl t n e r r u c t u p t u ov out =v 5 . 01 - a v ik e g a t l o v e d o i d p m a l ci , . n i m = c c v in a m 8 1 - =7 . 0 -2 . 1 - a i off e l b a s i d n w o d r e w o pv , . d n g = c c v out v 5 . 4 =--0 0 1 a i os t n e r r u c t i u c r i c t r o h s. x a m = c c v ) 3 ( v , out d n g =0 6 -0 2 1 -a m v h s i s e r e t s y h t u p n i 0 0 2v m s r e t e m a r a p ) 4 ( n o i t p i r c s e ds n o i t i d n o c t s e t. p y t. x a ms t i n u c in e c n a t i c a p a c t u p n iv in v 0 =60 1f p c out e c n a t i c a p a c t u p t u ov out v 0 =82 1f p
4 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t 4-bit binary counters 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, +25 c 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 + ? i cc d h n t + i ccd (f cp /2 + f i n i ) i cc = quiescent current ? 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. power supply characteristics 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 t s e t ) 1 ( . n i mp y t ) 2 ( . x a ms t i n u i c c r e w o p t n e c s e i u q t n e r r u c y l p p u s . x a m = c c v v in v hc ; v in v lc ; 1 . 00 0 5a ? d c c r e p t n e r r u c y l p p u s h g i h l t t @ t u p n i x a m = c c vv in v 4 . 3 = ) 3 ( 5 . 05 . 2a m i d c c r e p t n e r r u c y l p p u s z h m r e p t u p n i ) 4 ( n e p o s t u p t u o , . x a m = c c v d n g = e o v r o d n g = r / t cc e l c y c y t u d % 0 5 , g n i l g g o t t i b e n o v in v = cc ; v in d n g = 5 1 . 05 2 . 0 / a m z h m i c r e w o p l a t o t t n e r r u c y l p p u s ) 6 ( n e p o s t u p t u o , . x a m = c c v f i =, z h m 0 1c y c y t u d % 0 5 le = r / te o= d n g g n i l g g o t t i b e n o v in v = cc ; v in d n g = 0 . 20 . 4 ) 5 ( a m v in v 4 . 3 = v in d n g = 3 . 20 . 5 ) 5 ( n e p o s t u p t u o , . x a m = c c v f i =, z h m 0 1e l c y c y t u d % 0 5 = r / te od n g = t h g i eg n i l g g o t t i b v in v = cc ; v in d n g = 5 . 35 . 6 ) 5 ( v in v 4 . 3 = v in d n g = 5 . 55 . 4 1 ) 5 (
5 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t 4-bit binary counters switching characteristics (over operating range) notes: 1. minimums test circuit and waveforms. 2. minimum limits are guaranteed but not tested on propagation delays. 3. pi74fct2161 is available only by minimum special order. , t 3 6 1 , t 1 6 1 t 3 6 1 2 , t 1 6 1 2 , t a 3 6 1 , t a 1 6 1 t a 3 6 1 2 , t a 1 6 1 2 t c 3 6 1 , t c 1 6 1 l o b m y sn o i t p i r c s e d ) 1 ( s n o i t i d n o c. n i m. x a m. n i m. x a m. n i m. x a ms t i n u t q p c y a l e d n o i t a g a p o r p q o t p c i ) 3 / 1 6 1 ( c l f p 0 5 = r l m h o 0 0 5 = 0 . 25 . 90 . 22 . 60 . 26 . 5s n t q p c y a l e d n o i t a g a p o r p q o t p c i ) 3 / 1 6 1 2 ( c l f p 0 5 = r l m h o 0 0 5 = 0 . 25 . 90 . 22 . 6s n t q r m y a l e d n o i t a g a p o r p q o t r m i ) 1 6 1 ( c l f p 0 5 = r l m h o 0 0 5 = 0 . 23 10 . 25 . 80 . 28 . 7s n t q r m y a l e d n o i t a g a p o r p q o t r m i ) 1 6 1 2 ( c l f p 0 5 = r l m h o 0 0 5 = 0 . 24 10 . 21 . 9s n t c t p c y a l e d n o i t a g a p o r p c t o t p c c l f p 0 5 = r l m h o 0 0 5 = 0 . 25 10 . 28 . 90 . 28 . 8s n t c t e c y a l e d n o i t a g a p o r p c t o t t e c c l f p 0 5 = r l m h o 0 0 5 = 5 . 15 . 85 . 15 . 55 . 10 . 5s n t c t r m y a l e d n o i t a g a p o r p c t o t r m c l f p 0 5 = r l m h o 0 0 5 = 5 . 15 . 1 15 . 15 . 75 . 18 . 6s n
6 ps2083b 10/08/01 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 1234567890123456789012345678901212345678901234567890123456789012123456789012345678901234567890121234567890123456789012345678901 2123456789012 pi74fct161t/163t (25 ? ? ? ? ? series) PI74FCT2161T/2163t 4-bit binary counters 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 , 3 6 1 , 1 6 1 , 1 6 1 23 6 1 2 , a 3 6 1 , a 1 6 1 a 1 6 1 2a 3 6 1 2 , , c 3 6 1 , c 1 6 1 c 1 6 1 2c 3 6 1 2 , s t i n u n i mx a mn i mx a mn i mx a m t s e m i t p u t e s a t a d d i p c o t c l f p 0 5 = r l m h o 0 0 5 = 0 . 50 . 45 . 3 s n t h e m i t d l o h a t a d d i p c o t 5 . 15 . 15 . 1 t h c e m i t p u t e s . b a n e t n u o c p c o t t e c , p e c 5 . 1 15 . 95 . 8 t h e m i t d l o h e l b a n e t n u o c p c o t t e c , p e c 00 0 t s r m t s e p e m i t p u t e s l o r t n o c p c o t e p , r m 5 . 1 15 . 95 . 8 t h r m t h e p e m i t d l o h l o r t n o c p c o t e p , r m 5 . 15 . 15 . 1 t w p c h t d i w e s l u p k c o l c ) 1 ( w o l r o h g i h 0 . 50 . 40 . 3 t w r m h t d i w e s l u p t e s e r r m ) 1 ( ) 1 6 1 2 , 1 6 1 ( 0 . 50 . 40 . 3 t w r m e m i t y r e v o c e r t e s e r ) 1 ( ) 1 6 1 2 , 1 6 1 ( , p c o t r m 0 . 60 . 50 . 4 timing characteristics (over operating range) pericom semiconductor corporation 2380 bering drive ? san jose, ca 95131 1-800-435-2336 fax (408) 435-1100 http://www.pericom.com notes: 1. see test circuit and waveforms
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