feature s : p a t e n t e d t e c h n o l o g y o p e r a ti n g f r e q u e n c y u p t o 7 0 0 m h z w it h 2 p f l o a d o p e r a ti n g f r e q u e n c y u p t o 6 5 0 m h z w it h 5 p f l o a d o p e r a ti n g f r e q u e n c y u p t o 4 5 0 m h z w it h 1 5 p f l o a d o p e r a ti n g f r e q u e n c y u p t o 1 0 0 m h z w it h 5 0 p f l o a d v e r y l o w o u t p u t p i n t o p i n s k e w < 1 0 0 p s v e r y l o w p u l s e s k e w < 1 5 0 p s v c c = 1 . 6 5 v t o 3 . 6 v p r o p a g a ti o n d e l a y < 2 . 1 n s m a x w i t h 1 5 p f l o a d l o w i n p u t c a p a c i t a n c e : 3 p f t y p i c a l 1 : 4 f a n o u t p a c k a g i n g ( p b - f r e e & g r e e n a v a i l a b l e ) a v a il a b l e i n 8 - p i n t s s o p p a c k a g e p i n co n f i gu r at i on l o g i c b l o c k d i a g r a m pin de s cription 0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 1 po74g304a 700mhz t tl/cmos p ota t o c hip y0 y3 y2 y1 oe clk_in y3 y2 vdd y1 clk_in oe y0 gnd 1 2 3 4 8 7 6 5 pin# n o i t p i r c s e d t u p n i k c o l c t n a r e l o t v 5 2 1 4 6 3,5,7,8 . e l b a n e t u p t u o h g i h e v i t c a s t u p t u o l e v e l s o m c v l n u o r g e w o p v 3 . 3 descript i o n : potato semiconductor? po74g304a is designed for world top performance using submicron cmos technol - ogy to achieve 700mhz ttl output frequency with less than 100ps output pin to pin skew. po74g304a is a 3.3v cmos 1 input to 4 outputs buffered driver to achieve 700mhz output frequency. typical applications are clock and signal distribution. they are used for networking and communications applications. inputs can be driven from either 3.3v or 5v devices. this feature allows the use of these devices as translators in a mixed 3.3v/5v system environment. function table inputs output clkin oe 1y (0:3) l h l h l l h h l l l h
m a x i m u m r a t i n g s d c e l e c t r i c a l c h a r a c t e r i s t i c s s y m b o l d e s c r i p t i o n t e s t c o n d i t i o n s m i n t y p m a x u n i t v o h o u t p u t h i g h v o l t a g e v c c = 3 v v i n = v i h o r v i l , i o h = - 1 2 m a 2. 4 3 - v v o l o u t p u t l o w v o l t a g e v c c = 3 v v i n = v i h o r v i l , i o h = 1 2 m a - 0.4 0.5 v v i h i n p u t h i g h v o l t a g e g u a r a n t e e d l o g i c h i g h l e v e l ( i n p u t p i n ) 2 - 5 . 5 v v i l i n p u t l o w v o l t a g e g u a r a n t e e d l o g i c l o w l e v e l ( i n p u t p i n ) - 0 . 5 - 0. 8 v i i h i n p u t hi g h c u rr e n t v c c = 3 . 6 v a n d v i n = 5 . 5 v i i l i n p u t l o w c u rre n t v c c = 3 . 6 v a n d v i n = 0 v - - - 5 0 ua - - 5 0 ua v i k c l a m p d i o d e v o l t a g e v c c = m i n . a n d i i n = - 1 8 m a - - 0 . 7 - 1 . 2 v n o t e s : 1 . f o r c o n d i t i o n s s h o w n a s m a x . o r m i n . , u s e a p p r o p r i a t e v a l u e s p e c i f i e d u n d e r e l e c t r i c a l c h a r a c t e r i s t i c s f o r t h e a p p l i c a b l e d e v i c e t y p e . 2 . t y p i c a l v a l u e s a r e a t v c c = 3 . 3 v , 2 5 c a m b i e n t . 3 . t h i s p a r a m e t e r i s g u a r a n t e e d b u t n o t t e s t e d . 4 . n o t m o r e t h a n o n e o u t p u t s h o u l d b e s h o r t e d a t o n e t i m e . d u r a t i o n o f t h e t e s t s h o u l d n o t e x c e e d o n e s e c o n d . 5 . v o h = v c c 0 . 6 v a t r a t e d c u rr e n t d e s c r i p t i o n m a x u n i t s t o r a g e tem p e r at u r e - 6 5 t o 1 5 0 c operation tem p eratu r e -40 to 85 c operation volt a g e -0.5 to +4.6 v i nput volt a ge -0.5 to + 5.5 v output volta g e -0.5 to vc c + 0.5 v n o t e : s t r e s s e s g r e a t e r t h a n l i s t e d u n d e r m a x i m u m r a t i n g s m a y c a u s e p e r m a n e n t d a m a g e t o t h e d e v i c e . t h i s is a stress rati n g o n l y a n d f u n c ti o n a l o p e r a t i o n o f t h e d e v i c e a t t h e s e o r a n y o t h e r c o n d iti o n s a b o v e t h o s e i n d i c a t e d i n t h e o p e rati o n a l secti o n s o f t h i s s p eci f icati o n i s n o t i m p lie d . e x p o s u r e t o a b s o l u te m a x i m u m r a ti n g c o n d iti o n s f o r e x t e n d e d p e r i o d s m a y a f f e c t relia b ili t y s p ec i f icati o n is n o t i m p lie d . 0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 2 po74g304a 700mhz t tl/cmos p ota t o c hip
po w er supply c h aracteristics s y m b o l d e s c r i p t i o n t e s t c o n d i t i o n s ( 1 ) m i n t y p m a x u n i t i c c q q u i e s c e n t p o w e r s u p p l y c u r r e n t v c c = m a x , v i n = v c c o r g n d - 0.1 30 ua ? i c c p o w e r s u p p l y c u r r e n t p e r i n p u t h i g h v c c = m a x , v i n = v c c - 0 . 6 v - 50 300 ua n o t e s : 1 . f o r c o n d i t i o n s s h o w n a s m a x . o r m i n . , u s e a p p r o p r i a t e v a l u e s p e c i f i e d u n d e r e l e c t r i c a l c h a r a c t e r i s t i c s f o r t h e a p p l i c a b l e d e v i c e t y p e . 2 . t y p i c a l v a l u e s a r e a t v c c = 3 . 3 v , 2 5 c a m b i e n t . 3 . t h i s p a r a m e t e r i s g u a r a n t e e d b u t n o t t e s t e d . 4 . n o t m o r e t h a n o n e o u t p u t s h o u l d b e s h o r t e d a t o n e t i m e . d u r a t i o n o f t h e t e s t s h o u l d n o t e x c e e d o n e s e c o n d . 5 . v o h = v c c 0 . 6 v a t r a t e d c u r r e n t capacitance p a r a m e t er s ( 1 ) d e s cri p t i o n t e s t c o n d i t i o n s t y p m a x u n i t ci n i n p u t c a p a c i t a n c e v i n = 0 v 3 4 p f c o u t o u t p u t c a p a c i t a n c e v o u t = 0 v - 6 p f n o t e s : 1 t h i s p a r a m e t e r i s d e t e r m i n e d b y d e v i c e c h a r a c t e r i z a t i o n b u t n o t p r o d u c t i o n t e s t e d . s w i t c h i n g c h a r a c t e r i s t i c s t i n u x a m ) 1 ( s n o i t i d n o c t s e t n o i t p i r c s e d l o b m y s t plh p r o p a g a t i o n d e l a y a t o b n c l = 1 5 p f 2 . 1 n s t p h l p r o p a g a t i o n d e l a y a t o b n c l = 1 5 p f 2 . 1 n s t r / t f r i s e / f a l l t i m e 0 . 8 v 2 . 0 v 0.8 ns t s k ( p ) z h m 5 2 1 , f p 5 1 = l c z h m 5 2 1 , f p 5 1 = l c z h m 5 2 1 , f p 5 1 = l c ) e g a k c a p e m a s ( w e k s e s l u p ps ps ps 150 100 400 tsk(o) o u t p u t p i n t o p i n s k e w ( s a m e p a c k a g e ) t s k ( p p ) o u t p u t s k e w ( d i ff e r e n t p a c k a g e ) f m ax f p 0 5 = l c y c n e u q e r f t u p n i 1 0 0 m h z f m ax f p 5 1 = l c y c n e u q e r f t u p n i 4 5 0 m h z f m ax f p 5 = l c y c n e u q e r f t u p n i 6 5 0 m h z f m ax f p 2 = l c y c n e u q e r f t u p n i 7 0 0 m h z n o t e s : 1 . s e e t e s t c i r c u i t s a n d w a v e f o r m s . 2 . t p l h , t p h l , t s k ( p ) , a n d t s k ( o ) a r e p r o d u c t i o n t e s t e d . a l l o t h e r p a r a m e t e r s g u a r a n t e e d b u t n o t p r o d u c t i o n t e s t e d . 3 . a i r f l o w o f 1 m / s i s r e c o m m e n d e d f o r f r e q u e n c i e s a b o v e 1 3 3 m h z 0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 3 po74g304a 700mhz t tl/cmos p ota t o c hip
t e s t w a v e f o r m s test cir c uit 50 0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 4 po74g304a 700mhz t tl/cmos p ota t o c hip
p a c k a g i n g m e c h a n i c a l d r a w i n g : 8 p i n t s s o p 0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 5 po74g304a 700mhz t tl/cmos p ota t o c hip x.xx x.xx denotes dimensions in millimeters seating plane 8
0 7 / 3 1 / 0 6 3.3v 1:4 cmos clock buf fered driver c o p y r i g h t ?2005-2006, potato sem iconductor corporation 6 po74g304a 700mhz t tl/cmos p ota t o c hip top-marking ordering information ordering code package 8pin tssop tube pb-free & green 8pin tssop tape and reel pb-free & green po74g304at u po74g304at r po74g304at po74g304at -40 c to 85 c -40 c to 85 c t a
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