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| ics9250-08 third party brands and names are the property of their respective owners. integrated circuit systems, inc. block diagram frequency generator & integrated buffers for celeron & p ii / iii ? 9250-08 rev h 10/8/99 functionality pin configuration recommended application: output features: ? 3 - cpus @2.5v, up to 150mhz. 17 - sdram @ 3.3v, up to 150mhz. 7 - pci @3.3v 2 - ioapic @ 2.5v 1 - 48mhz, @3.3v fixed. 1 - 24mhz @ 3.3v 2 - ref @3.3v, 14.318mhz. features: up to 150mhz frequency support support power management: cpu, pci, stop and power down mode form i 2 c programming. spread spectrum for emi control (0 to -0.5%, 0.25%). uses external 14.318mhz crystal key specifications: cpu ? cpu: <175ps cpu ? pci: min = 1ns max = 4ns pci ? pci: <250ps sdram - sdram: <500ps 56-pin ssop !" " "# $%&" " vddref * ref1 *pci_stop/ref0 gnd x1 x2 vddpci *mode/pciclk_f **fs3/pciclk0 gnd vddpci bufferin sdram11 sdram10 vddsdr sdram9 sdram8 gnd sdram15 sdram14 gnd sdata sclk pciclk1 pciclk2 pciclk3 pciclk4 pciclk5 fs2/ vddlioapic ioapic0 ioapic_f gnd cpuclk_f cpuclk1 vddlcpu cpuclk2 gnd cpu_stop# sdram_f vddsdr sdram0 sdram1 gnd sdram2 sdram3 sdram4 sdram5 vddsdr sdram6 sdram7 gnd sdram12 sdram13 vdd48 24mhz/fs0* 48mhz/fs1* ics9250-08 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 { i c 2 3 s f2 s f1 s f0 s f u p c ) z h m ( ) z h m ( k l c i c p 1111 3 3 1) 4 / u p c ( 3 . 3 3 1110 4 2 1) 4 / u p c ( 1 3 1101 0 5 1) 4 / u p c ( 5 . 7 3 1100 0 4 1) 4 / u p c ( 5 3 10 11 5 0 1) 3 / u p c ( 5 3 10 10 0 1 1) 3 / u p c ( 7 6 . 6 3 100 1 5 1 1) 3 / u p c ( 3 3 . 8 3 1000 0 2 1) 3 / u p c ( 0 0 . 0 4 0111 3 . 0 0 1) 3 / u p c ( 3 4 . 3 3 0110 3 3 1) 3 / u p c ( 3 3 . 4 4 0101 2 1 1) 3 / u p c ( 3 3 . 7 3 0100 3 0 1) 2 / u p c ( 3 3 . 4 3 0011 8 . 6 6) 2 / u p c ( 0 4 . 3 3 0010 3 . 3 8) 2 / u p c ( 5 6 . 1 4 0001 5 7) 2 / u p c ( 5 . 7 3 0000 4 2 1) 2 / u p c ( 3 3 . 1 4 cpu_stop# pci_stop# pll2 pll1 spread spectrum 48mhz ioapic0 cpuclk [2:1] cpuclk_f ioapic_f sdram [15:0] sdram_f pciclk [5:0] pciclk_f x1 x2 xtal osc pci clock divder stop stop 2 stop stop por sdata sclk fs[3:0] mode { i c 2 control logic config. reg. ref [1:0] 24mhz latch 1 2 2 16 6 6 4 bufferin 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. free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. pin configuration !" # 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 2 1 f e rt u ot u p t 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 1 n ii c p d d v o t p u - l l u p s a h . t u p n i t c e l e s y c n e u q e r f d e h c t a l 3 0 f e rt u ot u p t u o k c o l c e c n e r e f e r z h m 8 1 3 . 4 1 # p o t s _ i c p 1 n i . w o l n e h w l e v e l " 0 " c i g o l t a ] 0 : 5 [ k l c i c p s t l a h ) 0 = e d o m , e l i b o m n i ( , 2 4 , 4 3 , 6 2 , 3 2 , 0 1 , 4 3 5 , 8 4 d n gr w p. d n u o r g 51 xn i. ) f p 3 3 l a n i m o n ( , p a c d a o l l a n r e t n i s a h . t u p n i z h m 8 1 3 . 4 1 62 xt u o k c a b d e e f d n a ) f p 3 3 ( p a c d a o l l a n r e t n i s a h . t u p t u o l a t s y r c 1 x o t r o t s i s e r 8 f _ k l c i c pt u o# 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 s u b g n i n n u r e e r f e d o m 1 n i n e h w # p o t s _ i c p o t 3 n i p s t r e v n o c . t c e l e s e d o m r o f t u p n i d e h c t a l . t n e m e g a n a m r e w o p r o f w o l 9 3 s f 1 n in w o d - l l u p , t u p n i t c e l e s y c n e u q e r f d e h c t a l 0 k l c i c pt u o# 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 s u b g n i n n u r e e r f 1 1 , 2 1 , 3 1 , 4 1 , 6 1] 1 : 5 [ k l c i c pt u o. s t u p t u o k c o l c i c p 7 1n i r e f f u bn is r e f f u b r o f t u p n i 7 2a t a d sn ii ( . t r o p g i f n o c l a i r e s r o f n i a t a d l a i r e s 2 ) c 8 2k l c sn ii ( . t r o p g i f n o c l a i r e s r o f t u p n i k c o l c 2 ) c 0 3 z h m 4 2t u o. d f r o o / i r e p u s r o f t u p t u o k c o l c z h m 4 2 0 s f 1 n i. 4 d d v o t p u - l l u p s a h . t u p n i t c e l e s y c n e u q e r f d e h c t a l 9 2 z h m 8 4t u o. b s u r o f t u p t u o k c o l c z h m 8 4 1 s f 1 n i. 2 d d v o t p u - l l u p s a h . t u p n i t c e l e s y c n e u q e r f d e h c t a l , 0 2 , 5 1 , 7 , 1 , 1 35 4 , 7 3 , f e r d d v , i c p d d v 8 4 d d v , r d s d d v r w p. n o i t c n u f r o f s p u o r g r e w o p e e s , y l p p u s r e w o p v 3 . 3 l a n i m o n , 8 1 , 3 3 , 2 3 , 5 2 , 4 2 , 6 3 , 5 3 , 2 2 , 1 2 , 9 1 , 3 4 , 1 4 , 0 4 , 9 3 , 8 3 4 4 ] 0 : 5 1 [ m a r d st u os k c o l c m a r d s 6 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 k c o l c m a r d s g n i n n u r e e r f 7 4# p o t s _ u p cn i k l c u p c s t l a h] 0 : 5 1 [ m a r d s , 0 c i p a o i , ] 1 : 2 [ . w o l n e h w l e v e l " 0 " c i g o l t a s k c o l c 6 5 , 0 5 , u p c l d d v c i p a o i l d d v r w p. l a n i m o n v 5 . 2 , y l p p u s r e w o p r e f f u b k c o l c c i p a o i d n a u p c 5 50 c i p a o it u oc i p a o i 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 c i p a o i 9 4 , 1 5] 1 : 2 [ k l c u p ct u o) z h m 6 . 6 6 r o 0 6 ( 2 l d d v y b d e r e w o p . s k c o l c t u p t u o u p c 2 5f _ k l c u p ct u o. # p o t s _ u p c e h t y t d e t c e f f a t o n . k c o l c t u p t u o u p c g n i n n u r e e r f 4 5f _ c i p a o it u o g n i n n u r e e r f. t u p t u o k c o l c c i p a o i# p o t s _ u p c e h t y b d e t c e f f a t o n c i p a o i l d d v y b d e r e w o p ) z h m 8 1 8 1 3 . 4 1 ( free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. general description ' () &) * "(( +" ) ( , - " , , . ." ( / ( ,,( - " , " , 01 . 2" "',013 # ( . " "( "( ' /-4 5 2 , " "( # ( ( "( + " , + - ( ,,( / # (( ) ( ,,( " 3 power groups !&& 067 068 9 : !&& /7 //; <6 //; 859 : !&&-& 7-& 18 59 : ;; !&& 27 21=> 1=> !&&;? /7? /<6 !&&;/ @7/ @/; <68 9 : mode pin - power management input control e d o m ) t u p n i d e h c t a l ( 0 # p o t s _ i c p ) t u p n i ( 1 0 f e r ) t u p t u o ( free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. ' /- ) ( +* + / , " .) " " + ' " " . ) ( . * a " " ,"b ' ( !(+ '" . , 2. . 5 ' , ) ( / c c , ' . , . " 3 " , # ( . # . , . . "'/,,""" #.+, . . " ( " # . ' " "" - 3 " d # ( " " # general i 2 c serial interface information ' , ,, # / ( ,,( 6 , , /- / ( ,,( how to write: ! " how to read: # " 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: free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. t i bn o i t p i r c s e dd w p 7 t i b n o i t a l u d o m m u r t c e p s d a e r p s % 5 2 . 0 - 0 n o i t a l u d o m m u r t c e p s d a e r p s % 5 . 0 - 1 0 4 t i b 5 t i b 6 t i b 2 t i bk c o l c u p ci c p 1 e t o n , 2 t i b 4 : 6 t i b 1 1 1 0 0 1 1 0 3 . 0 0 1 3 3 1 ) 3 / u p c ( 3 4 . 3 3 ) 3 / u p c ( 3 3 . 4 4 1 0 1 0 0 0 1 0 2 1 1 3 0 1 ) 3 / u p c ( 3 3 . 7 3 ) 3 / u p c ( 3 . 4 3 1 1 0 0 0 1 0 0 8 . 6 6 3 . 3 8 ) 2 / u p c ( 4 . 3 3 ) 2 / u p c ( 5 6 . 1 4 1 0 0 0 0 0 0 0 5 7 4 2 1 ) 2 / u p c ( 5 . 7 3 ) 3 / u p c ( 3 3 . 1 4 1 1 1 1 0 1 1 1 3 3 1 4 2 1 ) 4 / u p c ( 5 2 . 3 3 ) 4 / u p c ( 0 0 . 1 3 1 0 1 1 0 0 1 1 0 5 1 0 4 1 ) 4 / u p c ( 0 5 . 7 3 ) 4 / u p c ( 0 0 . 5 3 1 1 0 1 0 1 0 1 5 0 1 0 1 1 ) 3 / u p c ( 0 0 . 5 3 ) 3 / u p c ( 7 6 . 6 3 1 0 0 1 0 0 0 1 5 1 1 0 2 1 ) 3 / u p c ( 3 3 . 8 3 ) 3 / u p c ( 0 0 . 0 4 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 ) e v o b a ( 4 : 6 , 2 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 ) d a e r p s r e t n e c ( d e l b a n e m u r t c e p s d a e r p s - 1 0 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 ! "# ! # $ ! % & ' () serial configuration command bitmap * " e&7 # @& # $ %# # #& ' ()* + # #% , (+) %# #& ' ' free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. ! +" ,-./ 0 / % &+( 1 -( 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 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 b6 41 ) t c a n i / t c a ( f _ m a r d s 2 t i b9 41 ) t c a n i / t c a ( 2 k l c u p c 1 t i b1 51 ) t c a n i / t c a ( 1 k l c u p c 0 t i b2 51 ) t c a n i / t c a ( f _ k l c u p c ! " -./ 0 / % &+( 1 -( 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 b81 ) t c a n i / t c a ( f _ k l c i c p 5 t i b6 11 ) t c a n i / t c a ( 5 k l c i c p 4 t i b4 11 ) t c a n i / t c a ( 4 k l c i c p 3 t i b3 11 ) t c a n i / t c a ( 3 k l c i c p 2 t i b2 11 ) t c a n i / t c a ( 2 k l c i c p 1 t i b1 11 ) t c a n i / t c a ( 1 k l c i c p 0 t i b91 ) t c a n i / t c a ( 0 k l c i c p + , " ;?e " "." ,# ( ; "6 3- a6-fb#. "( " 3 " t i b# n i pd w pn o i t p i r c s e d 7 t i b-x # 0 s f d e h c t a l 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-x # 1 s f d e h c t a l 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 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 ! " / -./ 0 / % &+( 1 -( 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 b-x # 2 s f d e h c t a l 5 t i b4 51 ) t c a n i / t c a ( f _ c i p a o i 4 t i b5 51 ) 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 b21 ) t c a n i / t c a ( 1 f e r 0 t i b31 ) t c a n i / t c a ( 0 f e r ! " 2 -./ 0 / % &+( 1 -( 1 ) ! 3"4 .5-./ 0 / % &+( 1 -( 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 b-1 d e v r e s e r 5 t i b0 31 ) t c a n i / t c a ( z h m 4 2 4 t i b9 21 ) t c a n i / t c a ( z h m 8 4 3 t i b , 2 3 , 3 3 4 2 , 5 2 1) t c a n i / t c a ( ) 5 1 : 2 1 ( m a r d s 2 t i b , 1 2 , 2 2 8 1 , 9 1 1) t c a n i / t c a ( ) 1 1 : 8 ( m a r d s 1 t i b , 8 3 , 9 3 5 3 , 6 3 1) t c a n i / t c a ( ) 7 : 4 ( m a r d s 0 t i b , 3 4 , 4 4 0 4 , 1 4 1) t c a n i / t c a ( ) 3 : 0 ( 0 m a r d s free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. shared pin operation - input/output pins fig. 1 ' *? "( " . a * b +"( "+& ( # ' ( + a+ (b , " " " . " " # ? a/ ,(+b "+( ," ," " " . " ) g " ' ( ,a"b ( ( " !&& a( b # $%& a( b + ( ,a b " +". "/1?- ( ,,( + ( "" " ( # ( ,,( " " +" ( " ) " ( .3 ( " 6( " # ,,"",,, ( 6( "" . " a + (b ( "+h (6( ". +"( "( # " . i, " , . " ' ( , / ' ( ( , + " # ," ) ( ' + . ,>" +" ," ) ( . ( ( ,,( "ab free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. fig. 2a fig. 2b free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. cpu_stop# timing diagram / @-'? f ) > " / @/; # # / @<-'? f >". )# # / @/; "."' / @/; ##. "# " , ( (#" / @/; / @/; "/ @/; / @/; - # .$./ (.$0123$4 ' % '5 2 ' 6 .$./ ,73-$7. ! 8%'.$123$4 )$.70123$4 9 : *- ; % - # 7 .$./ 9# : ($.70123$4 ' % '5 2 & %' 6 ,- ; % ).$0123$4 9 : pci_stop# timing diagram /<-'? f " //; a 95b) ## /<-'? f >". //; a 95b) "# " "# (#" ( " //; a 95b) ( //; ) //; ) free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. absolute maximum ratings - ! ( j ! ;( $%&k 5! ! l 5! ,. ? ( ', m/ lj m/ / ', 5m/ - ( ', kd5m/ l 5 m/ - .+ " " , , ",( "+ ' ( " "+ " .+ " ," 0g . ,g,, ( " g "" " , " . 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 operating i dd2.5op66 select @ 66mhz; max discrete cap loads 10 25 operating i dd2.5op100 select @ 100mhz; max discrete cap loads 13 25 supply current i dd2.5op133 select @ 133mhz; max discrete cap loads 18 25 1 guaranteed by design, not 100% tested in production. 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 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 free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. 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 oh2b i oh = -12.0 ma 2 2.3 v output low voltage v ol2b i ol = 12 ma 0.3 0.4 v output high current i oh2b v oh = 1.7 v -35 -19 ma output low current i ol2b v ol = 0.7 v 19 26 ma rise time t r2b 1 v ol = 0.4 v, v oh = 2.0 v 0.4 1.4 1.8 ns fall time t f2b 1 v oh = 2.0 v, v ol = 0.4 v 0.4 1.35 1.8 ns d t1b 1 v t = 1.25 v; cpu < 120mhz 45 45 55 d t2b 1 v t = 1.25 v; cpu >= 124mhz 35 43 50 t sk2b 1 v t = 1.25 v; cpu >= 100 mhz 150 175 t sk2b 1 v t = 1.25 v; cpu < 100 mhz 170 240 jitter, one sigma t j 1 2b 1 v t = 1.25 v 35 150 jitter, absolute t j abs2b 1 v t = 1.25 v -250 99 +250 jitter, cycle-to-cycle t jcyc-cyc2b 1 v t = 1.25 v 210 250 1 guaranteed by design, not 100% tested in production. ps % duty cycle skew ps electrical characteristics - pciclk t a = 0 - 70 o c; v dd = 3.3 v +/-5%, v ddl = 2.5 v +/-5%; c l = 60 pf for pci0 & pci1, cl = 30 pf for other pcis parameter symbol conditions min typ max units output high voltage v oh1 i oh = -18 ma 2.4 2.9 v output low voltage v ol1 i ol = 9.4 ma 0.2 0.4 v output high current i oh1 v oh = 2.0 v -52 -22 ma output low current i ol1 v ol = 0.8 v 25 41 ma rise time 1 t r1 v ol = 0.4 v, v oh = 2.4 v 0.5 2.2 2.6 ns fall time 1 t f1 v oh = 2.4 v, v ol = 0.4 v 0.5 1.8 2.2 ns duty cycle 1 d t1 v t = 1.5 v 46 50 56 % t sk1 v t = 1.5 v; all pci clocks including pci0 400 850 t sk1 v t = 1.5 v; all pci clocks except pci0 250 500 jitter, one sigma 1 t j 1 1 v t = 1.5 v 15 150 jitter, absolute 1 t j abs1 v t = 1.5 v -250 60 250 1 guaranteed by design, not 100% tested in production. ps skew 1 window ps free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. 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 parameter symbol conditions min typ max units output high voltage v oh1 i oh = -28 ma 2.4 2.8 v output low voltage v ol1 i ol = 19 ma 0.34 0.4 v output high current i oh1 v oh = 2.0 v -100 -42 ma output low current i ol1 v ol = 0.8 v 33 42 ma t r1 vol = 0.4 v, voh = 2.4 v; 66, 75, 83 m hz 0.5 1.6 2.2 t r1 v ol = 0.4 v, v oh = 2.4 v; >= 100 m hz 0.5 1.3 1.6 t f1 v oh = 2.4 v, v ol = 0.4 v; 66, 75, 83 m hz 0.5 1.5 2.3 t f1 v oh = 2.4 v, v ol = 0.4 v; >= 100 m hz 0.5 1.5 1.8 duty cycle 1 d t1 v t = 1.5 v; input duty cycle at 50% 47 52 57 % t sk1 v t = 1.5 v; sd_f to 0:6, 8:10 150 250 t sk1 v t = 1.5 vsd_f to 7, 12:15 210 400 jitter, one sigma 1 t j1 1 v t = 1.5 v 50 150 jitter, absolute 1 t jabs1 v t = 1.5 v -250 130 250 1 guaranteed by design, not 100% tested in production. skew 1 window ps ris e time 1 fall time 1 ns 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 2.2 v output low voltage v ol4b i ol = 12 ma 0.3 0.4 v output high current i oh4b v oh = 1.7 v -24 -15 ma output low current i ol4b v ol = 0.7 v 19 26 ma rise time 1 t r4b v ol = 0.4 v, v oh = 2.0 v 0.4 1.3 1.6 ns fall time 1 t f4b v oh = 2.0 v, v ol = 0.4 v 0.4 2 2.6 ns duty cycle 1 d t4b v t = 1.25 v 45 51 55 % jitter, one sigma 1 t j 1 4b v t = 1.25 v 240 300 ps jitter, absolute 1 t jabs4b v t = 1.25 v 625 650 ps 1 guaranteed by design, not 100% tested in production. free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. electrical characteristics - 48mhz, 24mhz,ref0 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 2.8 v output low voltage v ol5 i ol = 12 ma 0.2 0.4 v output high current i oh5 v oh = 2.0 v -33 -20 ma output low current i ol5 v ol = 0.8 v 10 32 ma ris e time 1 t r5 v ol = 0.4 v, v oh = 2.4 v, 48m hz 2 4 ns fall time 1 t f5 v oh = 2.4 v, v ol = 0.4 v, 48m hz 1.8 4 ns duty cycle 1 d t5 v t = 1.5 v, 48m hz 45 50 55 % ris e time 1 t r5 vol = 0.4 v, voh = 2.4 v, ref0 2.2 4 ns fall time 1 t f5 voh = 2.4 v, vol = 0.4 v, ref0 1.8 4 ns duty cycle 1 d t5 vt = 1.5 v, ref 45 52 55 % jitter, cycle-to-cycle 1 t j c y c-c y c5 v t = 1.5 v, 24, 48mhz 700 1100 ps jitter, cycle-to-cycle 1 t jcyc-cyc5 v t = 1.5 v, ref0 500 800 ps 1 guaranteed by design, not 100% tested in production. electrical characteristics - ref1 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 = -14 ma 2.4 2.8 v output low voltage v ol5 i ol = 6 ma 0.2 0.4 v output high current i oh5 v oh = 2.0 v -28 -20 ma output low current i ol5 v ol = 0.8 v 10 22 ma rise time 1 t r5 vol = 0.4 v, voh = 2.4 v, ref1 2.5 4 ns fall time 1 t f5 voh = 2.4 v, vol = 0.4 v, ref1 2.2 4 ns duty cycle 1 d t5 vt = 1.5 v, ref1 45 50 55 % jitter, cycle-to-cycle 1 t jcyc-cyc5 v t = 1.5 v, ref1 600 800 ps 1 guaranteed by design, not 100% tested in production. free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. 6 7 ! " b @ ( " / " . b 1) # " ( " #" +" # " * " b ) " + , ( " 6 ( " . # ")% # , + ". "( , b ? " ,,"" ' " . "" . " "" 8 9 " / 9/ "+" ,". / 9 n6* !*&*' , !' o& d1 / 9 6 , / 9 6 676 " 5 dd j , )" n6 , 944" = routed power = ground connection (component side copper) = ground plane connection = power route connection = solder pads = clock load ferrite bead vdd c2 22f/20v tantalum ferrite bead vdd c2 22f/20v tantalum c3 c3 1 clock load 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 2 c1 c1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 3.3v power route 3.3v power route ground ground 2.5v power route free datasheet http:/// ics9250-08 third party brands and names are the property of their respective owners. l o b m y s s n o i s n e m i d n o m m o c s n o i t a i r a v d n . n i m. m o n. x a m. n i m. m o n. x a m a5 9 0 .1 0 1 .0 1 1 .d a0 2 7 .5 2 7 .0 3 7 .6 5 1 a8 0 0 .2 1 0 .6 1 0 . 2 a8 8 0 .0 9 0 .2 9 0 . b8 0 0 .0 1 0 .5 3 1 0 . c5 0 0 .- 0 1 0 . ds n o i t a i r a v e e s e2 9 2 .6 9 2 .9 9 2 . ec s b 5 2 0 . 0 h0 0 4 .6 0 4 .0 1 4 . h0 1 0 .3 1 0 .6 1 0 . l4 2 0 .2 3 0 .0 4 0 . ns n o i t a i r a v e e s 0 5 8 x5 8 0 .3 9 0 .0 0 1 . ssop package ordering information ics9250 y f-08 ! "#$%& ' &( )* 8<113$ / 4 % a# # " +b +, &)* & - ' . 7.1- <1 0g,9 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. free datasheet http:/// |
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