 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| general description features ics9248-90 block diagram pentium is a trademark of intel corporation i 2 c is a trademark of philips corporation frequency generator & integrated buffers for pentium/pro tm 9248-90 rev b 10/28/99 pin configuration !" #$#% &" '()*#' !"#$#% &" '()*#' %'+,-" .')-$&'-/#$#%01 * #'*'-2* 3'4'-*)$$)(#) ,- 51 #-6 )$ 718 #$#% %'+ .#6#$'#6#$'/ 9&'- "!,-':'*#6 +&#!+&! '$'#&* ,-"22 1 &*'-,)#',- -;-)""&*; " +'- #$#% )<$'&"' $#%(6#6#$' 0 = &* "&$ )#%);' '-)&* $'-)*&* .+&! '-&' / > * - );)&*('$)6 ,-"?,,'-* 48-pin ssop power groups 5. 1/@1@ 5abcab. / 5 . 1/ $6,-aa#-' 5 a 5 a 5 ab1 abc d*'-*)$$$0 ' & -, b dd*'-*)$$$0(+*-' & -, be3 f!' ;'*'-)' )$$#$#% -':&-'(,-!&;! ''( - "&#- -#' - 6 '" #! ) *'$ '*&"- - 6-&4 &;! (&,,'-'* -','-'*#' ,-':'*#6 "$& $6&*; ,)#- )-' '4'-*)$$6 '$'#)<$' +&! "! ,-':'*#6-)* &&* ')-' &*#$(' + &4 )*( !&-''* #$#% f+-','-'*#' )-')g)&$)<$'':)$!'#-6 )$ ,-':'*#6$ !' +'-'(<6 a1 *' ,- ?)*(*' #$#%,- '- -')( '#-"<&$&*)7 ="($)&*-'(#'!' '-&)$ -;-)""&*; &*'-,)#')$$+ #!)*;&*;,*#&* #$#% -;-)"&*;)*(-':'*#6 '$'#&*((&&*)$$6 !'('g&#'"'' !''*&" +'-0 )<&$& )&*+!&#! -':&-' !) )*(#$#% <' )<$'+&!&*" ),'- +'-0 & *-'#""'*('( ' ()$,*#&* &* ,-!' $ . /f!')((*#)-("&;! !)g') $$ - $$(+* &;!(-&g'ab)*( 6 &#)$$6 -g&(' ;-')'- !)* 1 * $'+ -)' &* $)( ab 6 &#)$$6 -g&('<''-!)*1* $'+-)'&* $)( +!&$'")&*)&*&*; 7 =(6#6#$'f!')*( )*( #$#% 6 &#)$$6 -g&('<''-!)* * $'+-)' &* cpu_stop# pci_stop# pll2 pll1 spread spectrum 48mhz 24mhz ioapic cpuclk_f cpuclk 1 sdram (0:11) pciclk (0:4) pciclkf sdram_f x1 x2 buffer in xtal osc pci clock divder stop stop stop stop s data sclk fs(0:3) mode control logic config. reg. /2 ref(0:1) latch por 2 12 5 4 4 ics reserves the right to make changes in the device data identified in this publication without further notice. ics advises its customers to obtain the latest version of all device data to verify that any information being relied upon by the customer is current and accurate. ics9248-90 pin descriptions ! " # $ "% % & '' ()' # r e b m u n n i pe m a n n i pe p y tn o i t p i r c s e d 1f e r d d vr w pv 3 . 3 l a n i m o n , y l p p u s r e w o p l a t x , ) 2 : 0 ( f e r 2 0 f e rt u o r e g n o r t s e h t s i t u p t u o f e r s i h t . k c o l c e c n e r e f e r z h m 8 1 3 . 4 1 s d a o l s u b a s i r o f r e f f u b # p o t s _ i c p 1 n i n i ( w o l t u p n i n e h w , l e v e l 0 c i g o l t a s k c o l c ) 4 : 0 ( k l c i c p s t l a h ) 0 = e d o m , e d o m e l i b o m , 2 2 , 6 1 , 9 , 3 5 4 , 9 3 , 3 3 d n gr w pd n u o r g 41 xn i k c a b d e e f d n a ) f p 6 3 ( p a c d a o l l a n r e t n i s a h , t u p n i l a t s y r c 2 x m o r f r o t s i s e r 52 xt u o d a o l l a n r e t n i s a h . z h m 8 1 3 . 4 1 y l l a n i m o n , t u p t u o l a t s y r c ) f p 6 3 ( p a c 4 1 , 6i c p d d vr w pv 3 . 3 l a n i m o n , ) 4 : 0 ( k l c i c p d n a f _ k l c i c p r o f y l p p u s 7 f _ k l c i c pt u o r e w o p r o f # p o t s _ i c p y b d e t c e f f a t o n k c o l c i c p g n i n n u r e e r f . t n e m e g a n a m e d o m 2 n i e l i b o m = 0 , e d o m p o t k s e d = 1 , n i p t c e l e s n o i t c n u f 8 1 n i p , 7 1 n i p . t u p n i d e h c t a l . e d o m 8 3 s f 2 n id n g o t n w o d - l l u p l a n r e t n i . t u p n i d e h c t a l . n i p t c e l e s y c n e u q e r f 0 k l c i c pt u o w e k s s n 8 4 - 1 h t i w s k c o l c u p c o t s u o n o r e h c n y s . s t u p t u o k c o l c i c p ) y l r a e u p c ( 0 1 1 k l c i c pt u o w e k s s n 8 4 - 1 h t i w s k c o l c u p c o t s u o n o r e h c n y s . t u p t u o k c o l c i c p ) y l r a e u p c ( 4 s f 2 n i. t u p n i d e h c t a l . n i p t c e l e s y c n e u q e r f 3 1 , 2 1 , 1 1) 4 : 2 ( k l c i c pt u o w e k s s n 8 4 - 1 h t i w s k c o l c u p c o t s u o n o r e h c n y s . s t u p t u o k c o l c i c p ) y l r a e u p c ( 5 1n i r e f f u bn i. s t u p t u o m a r d s r o f s r e f f u b t u o n a f o t t u p n i , 1 2 , 0 2 , 8 1 , 7 1 , 2 3 , 1 3 , 9 2 , 8 2 8 3 , 7 3 , 5 3 , 4 3 ) 0 : 1 1 ( m a r d st u o n i p n i r e f f u b m o r f s t u p t u o r e f f u b t u o n a f , s t u p t u o k c o l c m a r d s . ) t e s p i h c y b d e l l o r t n o c ( 6 3 , 0 3 , 9 1r d s d d vr w p. v 3 . 3 l a n i m o n , e r o c l l p u p c d n a ) 2 1 : 0 ( m a r d s r o f y l p p u s 3 2a t a d sn ii r o f t u p n i a t a d 2 t u p n i t n a r e l o t v 5 , t u p n i l a i r e s c 4 2k l c sn ii f o t u p n i k c o l c 2 t u p n i t n a r e l o t v 5 , t u p n i c 5 2 z h m 4 2t u ok c o l c t u p t u o z h m 4 2 s f 2 n i. t u p n i d e h c t a l . n i p t c e l e s y c n e u q e r f 6 2 z h m 8 4t u ok c o l c t u p t u o z h m 8 4 0 s f 2 n it u p n i d e h c t a l . n i p t c e l e s y c n e u q e r f 7 28 4 d d vr w p. e r o c l l p d e x i f d n a s r e f f u b t u p t u o z h m 8 4 & 4 2 r o f r e w o p 0 4f _ m a r d st u o# p o t s _ u p c y b d e t c e f f a t o n . t u p t u o k c o l c m a r d s g n i n n u r e e r f 1 4# p o t s _ u p c 1 n i m a r d s & c i p a o i , 1 k l c u p c s t l a h t u p n i s u o n o r h c n y s a s i h t . w o l n e v i r d n e h w l e v e l " 0 " c i g o l t a ) 1 1 : 0 ( 2 4u p c l d d vr w pl a n i m o n v 3 . 3 r o v 5 . 2 r e h t i e , s k c o l c u p c r o f y l p p u s 3 41 k l c u p ct u ow o l = # p o t s _ u p c f i w o l . 2 l d d v y b d e r e w o p , s t u p t u o k c o l c u p c 4 4f _ k l c u p ct u o# p o t s _ u p c e h t y b d e t c e f f a t o n . k c o l c u p c g n i n n u r e e r f 6 4 1 f e rt u o. k c o l c e c n e r e f e r z h m 8 1 3 . 4 1 2 s f 2 n it u p n i d e h c t a l . n i p t c e l e s y c n e u q e r f 7 4c i p a o it u oc i p a o i. 1 l d d v y b d e r e w o p z h m 8 1 3 . 4 1 . t u p t u o k c o l c 8 4c i p a o i l d d vr w pl a n i m o n v 3 . 3 r o 5 . 2 r e h t i e , c i p a o i r o f y l p p u s ics9248-90 functionality 57 = 5 7 =f5 8 h -6 )$.@1@/5111 mode pin - power management input control 7 n i p , e d o m ) t u p n i d e h c t a l ( 2 n i p 0 # p o t s _ i c p ) t u p n i ( 1 0 f e r ) t u p t u o ( 4 s f3 s f2 s f1 s f0 s fz h m u p cz h m o c vz h m i c p 00000 2 8 . 6 64 6 . 3 3 10 4 . 3 3 00001 1 0 . 8 62 0 . 6 3 10 0 . 4 3 00010 9 9 . 1 78 9 . 3 4 19 9 . 5 3 00011 0 0 . 5 70 0 . 0 5 19 4 . 7 3 00100 0 0 . 8 79 9 . 5 5 19 9 . 8 3 00101 0 0 . 0 89 9 . 9 5 19 9 . 9 3 00110 0 0 . 2 81 0 . 4 6 10 0 . 1 4 00111 0 0 . 3 80 0 . 6 6 10 5 . 1 4 01000 0 0 . 4 80 0 . 8 6 19 9 . 1 4 01001 1 0 . 5 83 0 . 0 7 10 5 . 2 4 01010 1 9 . 5 82 8 . 1 7 15 9 . 2 4 01011 9 9 . 6 89 9 . 3 7 19 4 . 3 4 01100 0 0 . 8 89 9 . 5 7 19 9 . 3 4 01101 1 0 . 9 82 0 . 8 7 10 5 . 4 4 01110 0 0 . 0 90 0 . 0 8 19 9 . 4 4 01111 9 9 . 0 98 9 . 1 8 19 4 . 5 4 10000 9 9 . 1 99 9 . 3 8 16 6 . 0 3 10001 7 0 . 3 94 1 . 6 8 12 0 . 1 3 100 10 0 0 . 4 90 0 . 8 8 13 3 . 1 3 100 11 0 0 . 5 99 9 . 9 8 16 6 . 1 3 10 100 0 0 . 6 99 9 . 1 9 19 9 . 1 3 10 10 1 1 0 . 7 91 0 . 4 9 13 3 . 2 3 10 110 1 0 . 8 91 0 . 6 9 17 6 . 2 3 10111 9 9 . 8 99 9 . 7 9 19 9 . 2 3 11000 3 2 . 0 0 15 4 . 0 0 21 4 . 3 3 11001 2 0 . 2 0 13 0 . 4 0 21 0 . 4 3 11010 0 0 . 4 0 19 9 . 7 0 26 6 . 4 3 11011 0 0 . 6 0 10 0 . 2 1 23 3 . 5 3 11100 1 0 . 8 0 12 0 . 6 1 20 0 . 6 3 11101 9 9 . 9 0 18 9 . 9 1 26 6 . 6 3 11110 0 0 . 4 2 19 9 . 7 4 29 9 . 0 3 11111 9 9 . 2 3 19 9 . 5 6 25 2 . 3 3 ics9248-90 1 f!' #$#%;'*'-)-& ) $)g'-'#'&g'- #" *'*#)*-')(<)#%!'()) -'(&*!'$)#!' ,-g'-&,&#)&* f!'())-)* ,'--)' -'(<6!& #$#%;'*'-)-& 1 b<& '#-$' . )*()-("('/ f!'&* & '-)&*;)$;&#$'g'$ f!'())<6',-")& <&<6' f &" $&,6!'#$#%;'*'-)- &*'-,)#'!' -#$& ' '*$6i i,-"!'#*-$$'-f!' <6' " <')##' '(&* ':'*&)$-('-,-"$+' !&;!' <6'+&!!')<&$&6 ),'-)*6#" $''<6' !) <''*-)* ,'--'(f!'"")*(#(')*(?6'#* !+*)<g'" <' '*<!'())& &;*-'(,-! ' +<6' f!'())& $)('(*&$) ':'*#'& & '( 2 +'-0*)$$-';& '- )-' ')(',)$#*(&&*) !+* general i 2 c serial interface information f!'&*,-")&*&*!& '#&*) "' ,)"&$&)-&6+&! -;-)""&*; -"-'&*,-")&*#*)# ,-)* -;-)""&*;) $&#)&**' how to write: *-$$'-.! / '*( ) )-<& *-$$'-.! / '*( !'+-&')((-' #$#%+&$$ *-$$'-.! / '*( )(""6#"")*(#(' #$#%+&$$ *-$$'-.! / '*( )(""6<6'#* #$#%+&$$ *-$$'-.! / )- '*(&*;,&- <6'.?6' / !-;!<6' #$#%+&$$ ')#!<6' *-$$'-.! / '*( ) <& how to read: *-$$'-.! /+&$$ '*( )-<& *-$'-.! / '*( !'-')()((-' #$#%+&$$ #$#%+&$$ '*(!' *-$$'-.! /)#%*+$'(;' #$#% '*( ,&- <6' *-$$'-.! /+&$$*''()#%*+$'(;'')#!<6' *-$$'-.! /+&$$ '*() <& controller (host) ics (slave/receiver) start bit address d3 (h) ac k byte count ack byte 0 ack byte 1 ack byte 2 ack byte 3 ack byte 4 ack byte 5 ack stop bit how to read: controller (host) ics (slave/receiver) start bit address d2 (h) ac k dummy command code ac k dummy byte count ac k byte 0 ac k byte 1 ack byte 2 ac k byte 3 ac k byte 4 ac k byte 5 ac k stop bit how to write: ! ics9248-90 " #$ " $ % " & ' ( ) * serial configuration command bitmap 3'1 ',)$) +'-0 +&$$<',-$)#!'($;&#&* (',&*',-':'*#6) (& $)6'(<6?& t i bn o i t p i r c s e dd w p t i b ) 4 : 7 , 2 ( ) 4 : 7 , 2 ( t i b k l c u p c z h m k l c i c p z h m x x x 1 e t o n 00000 2 8 . 6 60 4 . 3 3 00001 1 0 . 8 60 0 . 4 3 00010 9 9 . 1 79 9 . 5 3 00011 0 0 . 5 79 4 . 7 3 00100 0 0 . 8 79 9 . 8 3 00101 0 0 . 0 89 9 . 9 3 00110 0 0 . 2 80 0 . 1 4 00111 0 0 . 3 80 5 . 1 4 01000 0 0 . 4 89 9 . 1 4 01001 1 0 . 5 80 5 . 2 4 01010 1 9 . 5 85 9 . 2 4 01011 9 9 . 6 89 4 . 3 4 01100 0 0 . 8 89 9 . 3 4 01101 1 0 . 9 80 5 . 4 4 01110 0 0 . 0 99 9 . 4 4 01111 9 9 . 0 99 4 . 5 4 10000 9 9 . 1 96 6 . 0 3 10001 7 0 . 3 92 0 . 1 3 100 10 0 0 . 4 93 3 . 1 3 100 11 0 0 . 5 96 6 . 1 3 10 100 0 0 . 6 99 9 . 1 3 10 10 1 1 0 . 7 93 3 . 2 3 10 110 1 0 . 8 97 6 . 2 3 10111 9 9 . 8 99 9 . 2 3 11000 3 2 . 0 0 11 4 . 3 3 11001 2 0 . 2 0 11 0 . 4 3 11010 0 0 . 4 0 16 6 . 4 3 11011 0 0 . 6 0 13 3 . 5 3 11100 1 0 . 8 0 10 0 . 6 3 11101 9 9 . 9 0 16 6 . 6 3 11110 0 0 . 4 2 19 9 . 0 3 11111 9 9 . 2 3 15 2 . 3 3 3 t i b s t u p n i d e h c t a l , t c e l e s e r a w d r a h y b d e t c e l e s s i y c n e u q e r f - 0 2 , 4 : 7 t i b y b d e t c e l e s s i y c n e u q e r f - 1 0 1 t i b l a m r o n - 0 e l b a n e m u r t c e p s d a e r p s - 1 1 0 t i b g n i n n u r - 0 s t u p t u o l l a e t a t s i r t - 1 0 + ics9248-90 , # 1*)#&g'"')* )-'!'$(a j)*()-'(& )<$'(,-" +&#!&*; a)#!'(-':'*#6 '$'# . k/+&$$<'&*g'-'($;&#$)(,!'&* ,-':'*#6 '$'# &*#*(&&* " # -. / . & '0) 1 2 ) 1 * t i b# n i pd w pn o i t p i r c s e d 7 t i b-1 ) d e v r e s e r ( 6 t i b71 ) t c a n i / t c a ( f _ k l c i c p 5 t i b-1 ) d e v r e s e r ( 4 t i b4 11 ) t c a n i / t c a ( 4 k l c i c p 3 t i b2 11 ) t c a n i / t c a ( 3 k l c i c p 2 t i b1 11 ) t c a n i / t c a ( 2 k l c i c p 1 t i b0 11 ) t c a n i / t c a ( 1 k l c i c p 0 t i b81 ) t c a n i / t c a ( 0 k l c i c p " 0# 32-. / . & '0) 1 2 ) 1 * t i b# n i pd w pn o i t p i r c s e d 7 t i b-x # 2 s f d e h c t a l 6 t i b-x # 4 s f d e h c t a l 5 t i b-1 ) d e v r e s e r ( 4 t i b-1 ) d e v r e s e r ( 3 t i b0 41 ) t c a n i / t c a ( 2 1 m a r d s 2 t i b-1 ) d e v r e s e r ( 1 t i b3 41 ) t c a n i / t c a ( 1 k l c u p c 0 t i b4 41 ) t c a n i / t c a ( f _ k l c u p c " #4 -5-. / . & '0) 1 2 ) 1 * t i b# n i pd w pn o i t p i r c s e d 7 t i b-x# e d o m 6 t i b-x # 0 s f d e h c t a l 5 t i b6 21 ) t c a n i / t c a ( z h m 8 4 4 t i b5 21 ) t c a n i / t c a ( z h m 4 2 3 t i b-1 ) d e v r e s e r ( 2 t i b7 1 , 8 1 , 0 2 , 1 21 ) e v i t c a n i / e v i t c a ( ) 1 1 : 8 ( m a r d s 1 t i b8 2 , 9 2 , 1 3 , 2 31 ) e v i t c a n i / e v i t c a ( ) 7 : 4 ( m a r d s 0 t i b4 3 , 5 3 , 7 3 , 8 31 ) e v i t c a n i / e v i t c a ( ) 3 : 0 ( m a r d s 6 ics9248-90 " # . -. / . & '0) 1 2 ) 1 * " !# 7 -. / . & '0) 1 2 ) 1 * , # 1*)#&g'"')* )-'!'$(a j)*()-'(& )<$'(,-" +&#!&*; a)#!'(-':'*#6 '$'# . k/+&$$<'&*g'-'($;&#$)(,!'&* ,-':'*#6 '$'# &*#*(&&* t i b# n i pd w pn o i t p i r c s e d 7 t i b-1 ) d e v r e s e r ( 6 t i b-1 ) d e v r e s e r ( 5 t i b-1 ) d e v r e s e r ( 4 t i b-1 ) d e v r e s e r ( 3 t i b-x # 1 s f d e h c t a l 2 t i b-1 ) d e v r e s e r ( 1 t i b-x # 3 s f d e h c t a l 0 t i b-1 ) d e v r e s e r ( t i b# n i pd w pn o i t p i r c s e d 7 t i b-1 ) d e v r e s e r ( 6 t i b-1 ) d e v r e s e r ( 5 t i b-1 ) d e v r e s e r ( 4 t i b7 41 ) t c a n i / t c a ( 0 c i p a o i 3 t i b-1 ) d e v r e s e r ( 2 t i b-1 ) d e v r e s e r ( 1 t i b6 41 ) t c a n i / t c a ( 1 f e r 0 t i b21 ) t c a n i / t c a ( 0 f e r ics9248-90 cpu_stop# timing diagram c f k& )*) 6#!-* &* !'#$#% 6*!' & '-& '(-*,,!' #$#% ,-$+ +'- '-)&* c f k& 6*#!-*& '(<6!' f!'"&*&""!)!' #$#%& '*)<$'(. c f k!&;! $ '/& 1 #$#% $$!'-#$#% +&$$#*&*'-*+!&$'!' #$#% )-'(& )<$'(f!' #$#% +&$$)$+)6 <' '(&* )$+ )')*( )-&* #!)")**'-!);)-)*'' !'!&;! $ '+&(!& ),$$ $ ' #$#%*$)'*#6& $' !)* #$#% )*( #$#%,,$)'*#6& $' !)* #$#% * % " + $ , + $-./0 1 2 " %3 %2 4 /" 2 "5 " + $ , " +.67 6 0* + . ( " 8 32 + $./0 1 # .'*9 8 32 32 " + $-./0 1 .'*9 :; "# < * " , 3 ics9248-90 pci_stop# timing diagram c f k& )*) 6*#!-* &* !' & '(-*,,!'ab. /#$#% ,-$+ +'- '-)&* c f k& 6*#!-*& '(<6!' &*'-*)$$6f!'"&*&""!)!'ab. /#$#% )-''*)<$'(.c f k !&;! $ '/& )$') 1 ab. /#$#% ab. /#$#% )-' '(&*)$+ )')*( )-'(+&!),$$!&;! $ ' +&(!;)-)*''(ab. /#$#%*$)'*#6#6#$' )-'*$6*'-& &*;ab#$#%,,$)'*#6& *'ab#$#% * % " + $+= : " +.67 ! ; +-./0 1 2 " %3 %2 4 /" > 3 2 "5 " +.67 * " , 3 + $-./0 1 "# " " : ; 0 ics9248-90 &* 8 22 * !' '-g' ) ()$ &;*)$ ,*#&* !'('g&#' -&*;&*&&)$ +'-0 !'6)#) &* &* f!'$;&#$'g'$.g$);'/!)& -' '**!' ' &* )!& &"'& -')()*( -'(&*)0<&&*'-*)$()) $)#!!''*(,+'-0 *-' '. ''#!)-)#'-& &# ,-&"&*;g)$' /!'('g&#'#!)*;' !'"(', '-)&* ,-!' ' &* )* ,*#&**!& "('!' &* -(#'!' '#&,&'(<,,'-'(#$#% '4'-*)$$)( f -;-)".$)(/!'&*'-*)$#*,&;-)&*-';& '-,-!' ' &* ) -' & - & #**'#'( '&!'- !' .$;&# 1/ +'- $6-!'e3 .$;&# /g$);' '*&)$1 b&$!".1 b/-' & -& '( -g&('<!!' $&( -;-)""&*; g$);' *''('( (-&*; !' +'-0 -;-)""&*; '-&()*( -g&(')*&* &;*&,&#)*$)(* !' #$#%(-&*;!' < ':'* '-)&*; '-&( &; 1)*( !+!'-'#""'*('("')* ,&" $'"'*&*; !& ,*#&**&;1'&!'-*',!'-' & - & $)('( *!'<)-(. '$'#&g' ,,&*;/#*,&;-'!'('g&#'l &*'-*)$$;&#&; ))*(< -g&(') &*;$'-' & -$)(&*; &* +!'-' '&!'- $('- )< - ) !6 &#)$ 9" '- !')('-")6<' '( shared pin operation - input/output pins fig. 1 f!' ' ,&;-' &$$ -)' !' &")$ ? !6 &#)$ $)6 &* f!' ' #*,&;-)&* -' & - )-' , #! ) $)-;' !"&#g)$'!)!'6(*',,'#!'$+&" '()*#'#$#% &;*)$ f!'$)6 !)g'<''* &"& '( -g&(') $&$' &" '()*#' -)* &&* !' #$#% &;*)$ ) &<$' ) & ) ' !-;!!' -;-)""&*;-' & - )(. / 00 ics9248-90 fig. 2a fig. 2b 0 ics9248-90 absolute maximum ratings $6$);' 8 a;&#* e3 m n "<&'* '-)&*;f'" '-)-' hn8 h ) 'f'" '-)-' 1 1 h -);'f'" '-)-' m2 hn1 h -' ' )<g'! '$& '(*('- ")6#) ' '-")*'*()");'!'('g&#'f!' '-)&*; )-' -' '#&,&#)&* *$6)*(,*#&*)$ '-)&*,!'('g&#')!' '-)*6!'-#*(&&* )<g'! '$& '(&*!' '-)&* )$ '#&* ,!' '#&,&#)&* & *&" $&'(4 -')< $'")4&""-)&*;#*(&&* ,-'4'*('( '-&( ")6),,'# -(#-'$&)<&$&6 electrical characteristics - input/supply/common output parameters t a = 0 - 70o c; supply voltage v dd, v ddl = 3.3 v +/-5% (unless otherwise stated) parameter symbol c onditions min typ max units input high voltage v ih 2v dd +0.3 v input low voltage v il v ss -0.3 0.8 v input high current i ih v in = v dd 0.1 5 a input low current i il1 v in = 0 v; inputs with no pull-up resistors -5 2.0 a input low current i il2 v in = 0 v; inputs with pull-up resistors -200 -100 a i dd3.3op66 c l = 0 pf; select @ 66mhz 87 i dd3.3op100 c l = 0 pf; select @ 100mhz 120 i dd3.3op124 c l = 0 pf; select @ 124mhz 144 i dd3.3op133 c l = 0 pf; select @ 133mhz 149 input frequency f i v dd = 3.3 v 12 14.318 16 mhz input capacitance 1 c in logic inputs 5 pf c inx x1 & x2 pins 27 36 45 pf clk stabilization 1 t stab from v dd = 3.3 v to 1% target freq. 3ms 1 guaranteed by design, not 100% tested in production. operating supply current ma 180 170 ma electrical characteristics - input/supply/common output parameters t a = 0 - 70 o c; supply voltage v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5% (unless otherwise stated) parameter symbol conditions min typ max units i dd2.5op66 c l = 0 pf; select @ 66.8 mhz 7 30 operating i dd2.5op100 c l = 0 pf; select @ 100 mhz 10 30 supply current i dd2.5op124 c l = 0 pf; select @ 124 mhz 11 30 i dd2.5op133 c l = 0 pf; select @ 133 mhz 14 30 skew 1 t cp u-p ci v t = 1.5 v; v tl = 1.25 v 1.5 2.7 4 ns 1 guaranteed by design, not 100% tested in production. ma 0 ics9248-90 electrical characteristics - cpuclk t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 20 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh2 b i oh = -12.0 ma 2 2.3 v output low voltage v ol2 b i ol = 12 ma 0.31 0.4 v output high current i oh2 b v oh = 1.7 v -36 -19 ma output low current i ol2 b v ol = 0.7 v 19 26 ma rise time t r2b 1 v ol = 0.4 v, v oh = 2.0 v 1.1 1.6 ns fall time t f2b 1 v oh = 2.0 v, v ol = 0.4 v 1.1 1.6 ns duty cycle d t2b 1 v t = 1.25 v, freq. < 124 mhz 45 49 55 % v t = 1.25 v, freq. >= 124 mhz 40 47 52 % skew t sk2b 1 v t = 1.25 v 115 175 ps jitter, one sigma t j1 2b 1 v t = 1.25 v 36 150 ps jitter, absolute t jabs2b 1 v t = 1.25 v -250 130 +250 ps jitter, cycle-to-cycle t jcyc-cyc2b 1 v t = 1.25 v 140 250 ps 1 guaranteed by design, not 100% tested in production. electrical characteristics - sdram t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 30 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh3 i oh = -25 ma 2.4 2.85 v output low voltage v ol3 i ol = 20 ma 0.35 0.4 v output high current i oh3 v oh = 2.0 v -60 -40 ma output low current i ol3 v ol = 0.8 v 41 44 ma rise time t r3 1 v ol = 0.4 v, v oh = 2.4 v 1.5 2.4 ns fall time t f3 1 v oh = 2.4 v, v ol = 0.4 v 1.6 2.2 ns duty cycle d t3 1 v t = 1.5 v 455155% skew 1 t sk1 v t = 1.5 v 220 500 ps propagation delay tprop v t = 1.5 v 2.8 4 ns 1 guarenteed by design, not 100% tested in production. 0 ics9248-90 electrical characteristics - pciclk t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 30 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh1 i oh = -11 ma 2.4 3.1 v output low voltage v ol1 i ol = 9.4 ma 0.17 0.4 v output high current i oh1 v oh = 2.0 v -60 -22 ma output low current i ol1 v ol = 0.8 v 25 44 ma ris e time 1 t r1 v ol = 0.4 v, v oh = 2.4 v 1.87 2.6 ns fall time 1 t f1 v oh = 2.4 v, v ol = 0.4 v 1.5 2.3 ns duty cycle 1 d t1 v t = 1.5 v 45 49 55 % skew 1 t sk1 v t = 1.5 v 124 500 ps jitter, one sigma 1 t j1 1 v t = 1.5 v 70 150 ps jitter, absolute 1 t jabs1 v t = 1.5 v -500 160 500 ps jitter, cycle-to-cycle 1 t jcyc-cyc1 v t = 1.5 v 130 400 ps 1 guaranteed by design, not 100% tested in production. electrical characteristics - ioapic t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 20 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh4b i oh = -8 ma 2 2.3 v output low voltage v ol4b i ol = 12 ma 0.31 0.4 v output high current i oh4b v oh = 1.7 v -25 -15 ma output low current i ol4b v ol = 0.7 v 19 27 ma ris e time 1 t r4b v ol = 0.4 v, v oh = 2.0 v 1.4 2.2 ns fall time 1 t f4 b v oh = 2.0 v, v ol = 0.4 v 1.3 2 ns duty cycle 1 d t4b v t = 1.25 v 45 52 55 % jitter, one sigma 1 t j1 4b v t = 1.25 v 175 350 ps jitter, absolute 1 t jabs4b v t = 1.25 v -800 395 800 ps jitter, cycle-to-cycle 1 t jcyc-cyc4b v t = 1.25 v 475 800 ps 1 guaranteed by design, not 100% tested in production. 0! ics9248-90 electrical characteristics - ref1:0 t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 20 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh5 i oh = -12 ma 2.4 2.9 v output low voltage v ol5 i ol = 10 ma 0.33 0.4 v output high current i oh5 v oh = 2.0 v -30 -22 ma output low current i ol5 v ol = 0.8 v 16 23 ma ris e time 1 t r5 v ol = 0.4 v, v oh = 2.4 v 2.1 4 ns fall time 1 t f5 v oh = 2.4 v, v ol = 0.4 v 2.1 4 ns duty cycle 1 d t5 v t = 1.5 v 45 52 55 % jitter, one sigma 1 t j1 5 v t = 1.5 v 200 400 ps jitter, absolute 1 t jabs5 v t = 1.5 v -800 520 800 ps jitter, cycle-to-cycle 1 t jcyc-cyc5 v t = 1.5 v 790 1300 ps 1 guaranteed by design, not 100% tested in production. electrical characteristics - 24mhz, 48mhz t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 20 pf (unless otherwise stated) parameter symbol conditions min typ max units output high voltage v oh5 i oh = -12 ma 2.4 2.9 v output low voltage v ol5 i ol = 12 ma 0.3 0.4 v output high current i oh5 v oh = 2.0 v -34 -22 ma output low current i ol5 v ol = 0.8 v 16 30 ma ris e time 1 t r5 v ol = 0.4 v, v oh = 2.4 v 1.6 4 ns fall time 1 t f5 v oh = 2.4 v, v ol = 0.4 v 1.7 4 ns duty cycle 1 d t5 v t = 1.5 v 45 51.6 55 % jitter, one sigma 1 t j1 5 v t = 1.5 v 100 400 ps jitter, absolute 1 t jabs5 v t = 1.5 v -800 250 800 ps jitter, cycle-to-cycle 1 t jcyc-cyc5 v t = 1.5 v 345 1000 ps 1 guaranteed by design, not 100% tested in production. 0+ ics9248-90 8 9 " # 1/ ');-*( $)*'*!' $)6'- ,!'?&*)$$)-') * '(<6 -)#' /)%')$$ +'--)#' )*(g&) ) +&(') &<$'$+'-&*(#)*#' , # 1$$#$#% !$(!)g' '-&' '-"&*)&*;-' & -3 !+*&*)$$ $)#' &" -g' -')(&<&$&6 , (&);-)" &*)$ #) )#&- !$( <' '(*)$$ )*( &*)$#-6 )$$)(#) )#&- )-' -'#""'*('( : # 1 -6 )$$)(g)$' (''-"&*'(<6 '- 1 #'-)"&# $$*")-%'(#) )#&- )-' 1o#'-)"&# 06 ics9248-90 ordering information ics9248 y f-90 !"#$ % $& '( 8?..0 . 4 & )*$'( $ % + +. * ? . '! 4)" $' ics xxxx y f - ppp ics reserves the right to make changes in the device data identified in this publication without further notice. ics advises its customers to obtain the latest version of all device data to verify that any information being relied upon by the customer is current and accurate. .093 dia. pin (optional) d/2 e/2 bottom view a 1 -e- b a side view -c- -d- seating plane a 2 see detail ?a? -e- c end view parting line l detail ?a? h pin 1 top view index area l o b m y ss n o i s n e m i d n o m m o cs n o i t a i r a vdn . n i m. m o n. x a m. n i m. m o n. x a m a5 9 0 .2 0 1 .0 1 1 .c a0 2 6 .5 2 6 .0 3 6 .8 4 1 a8 0 0 .2 1 0 .6 1 0 . 2 a7 8 0 .0 9 0 .4 9 0 . b8 0 0 .- 5 3 1 0 . c5 0 0 .- 5 8 0 0 . ds n o i t a i r a v e e s e1 9 2 .5 9 2 .9 9 2 . ec s b 5 2 0 . 0 h5 9 3 .-0 2 4 . h0 1 0 .3 1 0 .6 1 0 . l0 2 0 .-0 4 0 . ns n o i t a i r a v e e s 0- 8 48 pin 300 mil ssop package |
Price & Availability of ICS9248YF-90
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |