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| revision 1/january 23, 2001 in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 !"# !$% & & "' $%( & ? ? ? ? ? ! ? ? ? ? ? ! " # $ % ! & ! ? ? ? ? ? ! ? ? ? ? ? ! ! " # revision 1/january 3, 2001 )* + ,+ '- side view e a a1 10 b seating plane a2 8 d1, e1 2 4 3 d, e see figure 3. b top view revision 1/january 3, 2001 revision 1/january 23, 2001 l 11 (l1) r2 gage plane 25 r1 01 02 2 s 03 00 9 7 9 b c 9 b1 9 c1 with plating e / 2 b ' " (( ') ( '& $ $ $ % & & ' ( ) ) * + ) $ $ $ , ) - . $ $ $ / / * + ( 0 ) * + ) 0 $ 0 $ 1 ( 0 ) * + ) 0 $ 0 $ 1 ( 2 ( 0 ) * + ) ( ) 0 $ + ( ) $ $ $ / / * + ( ) $ $ $ 3! $ 44 3! $ 4 $ $ 44 $ 44 + $ 4 $ + $ 4 $ $ $ $ 5 3 $ ) ) ) $ $ + + +! $ ( ( (! $ 1. all dimensions and tolerancing conforms to ansi y14.5m-1982. 2. the top package body size may be smaller than the bottom package body size by as much as 0.15 mm. 3. to be determined at seating plane. 4. dimensions d1 and e1 do not include mold protrusion. allowable protrusion is 0.25 mm per side. d1 and e1 are maximum plastic body size dimensions including mold mismatch. 5. details of pin 1 identifier optional, but must be located within the zone indicated. 6. all dimensions are in millimeters. 7. dimension b does not include dambar protrusion. allowable dambar protrusion shall not cause the lead width to exceed the maximum b dimension by more than 0.08 mm. dambar cannot be located on the lower radius or the foot. minimum space between protrusion and an adjacent lead is 0.07 mm for 0.4 mm and 0.5 mm pitch packages. 8. exact shape of each corner is optional. 9. these dimensions apply to the flat section of the lead between 0.10 mm and 0.25 mm from the lead tip. 10. a1 is defined as the distance from the seating plane to the lowest point of the package body. jedec variation all dimensions in millimeters )* . / + ,+ '- figure 1. figure 2. figure 3. revision 1/january 23, 2001 * 6 6 7 , , . 8 6 9: $ 6 6 6 7 , , . 8 6 9 $ 6 6 ; 6 7 ) 6 , ; 6 1 6 9 ; 6 ) < ) . " 8 $ :6 6 ; 6 7 ) 6 , ; 6 1 6 9 ; 6 ) < / , . " 8 $ 6 ; = ' . . , ' / . " " ) 3 . ) . , " ) . , ' > / . ) . , " ) . > : / ? / ( + / @ 7 . ) . , " . ( 8 ( . / ( * maximum ratings are those values beyond which damage to the device may occur. revision 1/january 23, 2001 sk1900 1:9 signal distribution ! !"#$ the sk1900 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the sk1900 uses standard open emitter ecl outputs optimized for: ? general purpose ecl compatible applications multiple destination applications (daisy chain). % " 1:9 clock/data driver 3 ghz fmax 3.3v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package out out* vcc output options open emitter output swing vcc vee 1.3v 3.3v or 5.2v 700 mv & revision 1/january 23, 2001 ( !+ (& * / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a 8 7 ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' = ' b: b a = ' 8 a = ' > = ' 7 6: $ 6: $ 6: $ 6 " 6 , , . . . , , . ) 6 , , . ; 6: 6 $ $ " 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , ' ' test conditions: outputs terminated with 50 ? to vcc ? 2v. note 1: production tested to a maximum v diff = 2.0v. note 1 : guaranteed by characterization. not production tested. ac test conditions: outputs terminated with 50 ? to vcc ? 2v. sk1900 1:9 signal distribution ' ' revision 1/january 23, 2001 ( the sk1901 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the sk1901 uses open emitter outputs with a double amplitude swing suitable for the following applications: ttl compatible destinations double termination situations that require a full swing at the destination long cables vcc vee 4.5v or 5.2v 1.9v 1.4v ! !"#$ % " 1:9 clock/data driver 2 ghz fmax 4.5v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package out out* vcc output options open emitter output swing sk1901 1:9 signal distribution ) revision 1/january 23, 2001 ' ' . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' = ' b: b a = ' 8 a = ' > = ' 7 $ 6: $ $ 6: $ 6: $ 6 6 , , . . . , , . ) 6 , , . ; 6: 6 $ $ " 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , test conditions: outputs terminated with 50 ? to vcc ? 3v. note 1 : guaranteed by characterization. not production tested. ac test conditions: outputs terminated with 50 ? to vcc ? 3v. ' ' revision 1/january 23, 2001 * the sk1902 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the sk1902 uses 50 ? outputs with source /sink capability, and is optimized for applications that require: point to point, double terminated, timing critical lines ! !"#$ % " 1:9 clock/data driver 3 ghz fmax 3.3v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options 50 ? source / sink output swing out vcc out vee vee * 50? 50? 4 ma 4 ma vcc vee 1.3v 3.3v or 5.2v 350 mv at destination (double termination) sk1902 1:9 signal distribution revision 1/january 23, 2001 % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 6: $ 0 6: $ 6: $ 0 6 " 6 " ? . . , , . ) 6 , , . ; 6: 6 $ $ " 6 test conditions: outputs unterminated. . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , '' note 1 : guaranteed by characterization. not production tested. ac test conditions: outputs are terminated with 50 ? to vcc - 2v. sk1902 1:9 signal distribution ' ' revision 1/january 23, 2001 !"#$ % " 1:9 clock/data driver 3 ghz fmax 3.3v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options internal current sink output swing the sk1903 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the sk1903 outputs are open emitter with an internal current source, optimized for applications that are: point to point, double terminated, timing critical lines non-50 ? transmission l ines out out vee vee vcc * 4 ma 4 ma vcc vee 1.3v 3.3v or 5.2v 350 mv at destination (double termination) ! sk1903 1:9 signal distribution revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; = ' b: b a = ' 8 a = ' > = ' 7 ; ; 6: $ 0 6: $ 6: $ 0 6 " 6 " , , . . . , , . ) 6 , , . ; 6: 6 $ $ " 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , test conditions: outputs unterminated. '' ac test conditions: outputs are terminated with 50 ? to vcc - 2v. sk1903 1:9 signal distribution ' ' revision 1/january 23, 2001 !"#$ % " 1:9 clock/data driver 3 ghz fmax 3.3v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1904 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the sk1904 outputs are 50 ? with source and sink capability, optimized for: point to point, series terminated, timing critical lines ! 50 ? source / sink out out vee vee vgg * 50? 50? 8 ma 8 ma vcc vee 1.3v 3.3v or 5.2v 700 mv sk1904 1:9 signal distribution revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 6: $ $ 6: $ ! 6: $ 6 " 6 " ? , , . . . , , . ) 6 , , . ; 6: 6 $ ! $ " 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , test conditions: outputs unterminated. ac test conditions: outputs are terminated with 50 ? to vcc - 2v. sk1904 1:9 signal distribution ' ' revision 1/january 23, 2001 sk1925 anything to pecl translator !"#$ % " 1:9 clock/data driver 3 ghz fmax anything to pecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1925 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology or voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1925 has open emitter pecl outputs. target applications: high speed clock / data lines that require translation multiple destination (daisy chain) applications ! open emitter out out* vcc vcc vee 1.3v 700 mv vil vil vih vih . . . . vcc vee input swing & revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , . " ) . ) ( !+ (& * / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' = ' b: b a = ' 8 a = ' > = ' 7 6: $ 6: $ 6: $ 6 " 6 , , . . . , , . ) 6 , , < / ) 6 , , < ) ; 6 6 $ : $ $ : $ $ : $ " 6 6 test conditions: outputs terminated with 50 ? to vcc ? 2v. ac test conditions: outputs are terminated with 50 ? to vcc - 2v. sk1925 anything to pecl translator ' ' revision 1/january 23, 2001 ( !"#$ % " 1:9 clock/data driver 3 ghz fmax anything to ecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1926 is an extremely fast, stable and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology or voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1926 has standard open emitter ecl outputs. target applications: high speed clock / data lines that require translation multiple destination (daisy chain) applications ! open emitter vil vil vih vih . . . . vcc vee input swing vee sel sel* clk clk* in in* vcc vgg out3* out3 out4 out4* out5* out5 vee vgg out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vgg out out* vgg vgg vee 700 mv 1.3v sk1926 anything to ecl translator ) revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' test conditions: outputs terminated with 50 ? to vgg ? 2v. . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' = ' b: b a = ' 8 a = ' > = ' 7 - - 6: $ - - 6: $ - - 6: $ 6 " 6 , , . . . , , . ) 6 , , < / ) 6 , , < ) ; ; 6 - - 6 6 6:- - 6 $ : $ : $ $ : $ $ $ : $ $ " " 6 6 6 6 ac test conditions: outputs are terminated with 50 ? to vgg - 2v. sk1926 anything to ecl translator ' ' revision 1/january 23, 2001 * !"#$ % " 1:9 clock/data driver 3 ghz fmax anything to pecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1927 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology or voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1927 uses 50 ? outputs with source /sink capability, and is optimized for: high speed clock / data lines that require translation point to point, double termination applications ! 50 ? source / sink vil vil vih vih . . . . vcc vee input swing out vcc out vee vee * 50? 50? 4 ma 4 ma vcc vee 1.3v 350 mv at destination (double termination) sk1927 anything to pecl translator revision 1/january 23, 2001 ac test conditions: outputs are terminated with 50 ? to vcc - 2v. '' test conditions: outputs unterminated. . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 6: $ 0 6: $ 6: $ 0 6 " 6 " ? , , . . . , , . ) 6 , , < / ) 6 , , < ) ; 6 6 $ : $ $ : $ $ : $ " 6 6 ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , note 1 : guaranteed by characterization. not production tested. sk1927 anything to pecl translator ' ' revision 1/january 23, 2001 !"#$ % " 1:9 clock/data driver 3 ghz fmax anything to ecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1928 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology and voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1928 has 50 ? outputs with source /sink capability, and is optimized for: high speed clock / data lines that require translation point to point, double termination applications ! vcc = 3.3v vee = ?3.3v v il vih vih . . . . . input swing vee sel sel* clk clk* in in* vcc vgg out3* out3 out4 out4* out5* out5 vee vgg out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vgg out vgg out vee vee * 50? 50? 4 ma 4 ma 50 ? source / sink vgg vee 1.3v 350 mv at destination (double termination) sk1928 anything to ecl translator revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' test conditions: outputs unterminated. . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 - - 6: $ 0 - - 6: $ - - 6: $ 0 6 " 6 " ? , , . . . , , . ) 6 , , < / ) 6 , , < ) ; ; 6 - - 6 6 6:- - 6 $ : $ : $ $ : $ $ $ : $ $ " " 6 6 6 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , sk1928 anything to ecl translator ' ' revision 1/january 23, 2001 !"#$ % " 1:9 clock/data driver 3 ghz fmax anything to pecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1929 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology and voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1929 uses 50 ? outputs with source /sink capability, and is optimized for: high speed clock / data lines that require translation point to point, series termination applications ! 50 ? source / sink vil vil vih vih . . . . vcc vee input swing out out vee vee vcc * 50? 50? 8 ma 8 ma vcc vee 1.3v 3.3v or 5.2v 700 mv sk1929 anything to pecl translator revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. ' ' '' test conditions: outputs unterminated. . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 6: $ $ 6: $ ! 6: $ 6 " 6 " ? , , . . . , , . ) 6 , , < / ) 6 , , < ) ; 6 6 $ : $ $ : $ $ : $ " 6 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , sk1929 anything to pecl translator revision 1/january 23, 2001 !"#$ % " 1:9 clock / data driver 3 ghz fmax anything to ecl translation in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 32 pin, 5 mm x 5 mm tqfp package output options output swing the sk1930 is an extremely fast, stable and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an upredictable output pulse. it is also capable of receiving inputs of any technology or voltage level. the d - flip-flop is triggered on the falling edge of the clock. the sk1930 uses 50 ? outputs with source /sink capability, and is optimized for: high speed clock / data lines that require translation point to point, series termination applications ! vil vil vih vih . . . . vcc vee input swing vee sel sel* clk clk* in in* vcc vgg out3* out3 out4 out4* out5* out5 vee vgg out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vgg 50 ? source / sink out out vee vee vgg * 50? 50? 8 ma 8 ma vgg vee 700 mv 1.3v sk1930 anything to ecl translator & revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' test conditions: outputs unterminated. . " ) . ) " d, e ) d/ = / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' ) 6 , ' ) ) 3 ( d " " , ' + . . . ) . ; + ) ( , " ; , ' = ' b: b a = ' 8 a = ' > = ' 7 ; ; = ' 3 - - 6: $ $ - - 6: $ ! - - 6: $ 6 " 6 " ? , , . . . , , . ) 6 , , < / ) 6 , , < ) ; ; 6 - - 6 6 6:- - 6 $ : $ : $ $ : $ $ $ : $ $ " " 6 6 6 6 . " ) . ) " d, e ) d/ = , ' + ) " . & . % ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , sk1930 anything to ecl translator ' ' revision 1/january 23, 2001 ( !"#$ % " 1:9 clock/data driver 3 ghz fmax 3.3v / 5.2v compatible in in * c lk c lk* s el* s e l ou t 0 ou t 0 * ou t 1 ou t1* ou t 2 ou t2* ou t 3 ou t 3 * ou t 4 ou t4* ou t 5 ou t 5 * ou t 6 ou t 6 * ou t 7 ou t7* ou t 8 ou t 8 * d d * q q * 0 1 vee sel sel* clk clk* in in* vcc vcc out3* out3 out4 out4* out5* out5 vee vcc out0 out0* out1* out1 out2 out2* vee vee out8* out8 out7 out7* out6* out6 vcc + ,- ! !" output options open collector the SK1999 is an extremely fast, stable, and accurate low skew 1:9 clock / signal distributor featuring a synchronous enable, which allows the outputs to be turned off and on without the risk of an unpredictable output pulse. the d - flip-flop is triggered on the falling edge of the clock. the SK1999 has open collector (cml) outputs, targeted for: ultra high speed applications adjustable common mode levels at the destination . ! out out* vee 12 ma SK1999 1:9 signal distribution ) revision 1/january 23, 2001 note 1 : guaranteed by characterization. not production tested. '' test conditions: outputs terminated with 50 ? to vcc. ( !+ (& * / , ; % , ; , ; % ; 6 ; 6 $ > 6 6 6 6: $ 6 6 ; 7: 1 a ; : 1 a :8 a ) 6 , ; ) . & & , ; b: b a , ; $ $ 6 8 a 7 / , ; " . . % , ; . . , ; % ; ; ; ; > : > > c c 8 a 1 a ; ; 7 / , ; ) + 5 . . , ; ; ; 1 % ; ;: > c / , ' % . . , ' . . , ' % ' ; ' ; 0 0 0 0 " " , , . . . , , . ) 6 , , . ; 6: 6 $ ! $ " 6 ( !+ (& * , - ) ) ) , . 8 9 7 = ' 8 9 7 = ' = ' ( , ( , ( , / , / , / , * ) ) @/ , 8 7 + f . 5 ) . , ' " " e ) de ) " 5 $ g % - 8 7 ( 2 / " " d " 2 / , 8 7 ; " , = " ( % / / , / , 8 h ! h 7 / " ) 5 ( ) / 3 , '& . / , + & & . ) . , " ? ( , ? @ / , SK1999 1:9 signal distribution ' ' revision 1/january 23, 2001 * " # ! . 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " ! 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " 5 # : " " e ) + . " " note: for tape and reel, add the letter ?t? at the end of ordering code. + + + + + + + + + + + + + + + + + + + + + + + + pin 1 + + + + + + + linear direction of travel linear direction of travel typical typical view from tape side view from tape side plcc devices soic & msop devices ordering information to order devices which are to be delivered in tape and reel, add the suffix t to the device number being ordered. tape and reel semtech's tape and reel packaging fully conforms to the latest eia-481-1a and eia-481-2a specifications. the antistatic embossed tape provides a secure cavity sealed with a peel-back cover tape. + + + + + + + + + + + + + + + pin 1 linear direction of travel typical view from tape side + + + lqfp & tqfp devices , + < ( 2 , ) 8 " " 7 e ) d 3 + < g 3 8 + 7 e ) d + < ! : ! : ; ' 1 ! : ; ' 1 : ; ' 1 ! ! : ' d 1 : ' d 1 8 " " e 7 : 5 # 1 8 ) . 7 8 " " e 7 : 5 # 1 8 ) . 7 8 " " e 7 : 5 # 1 8 ) . 7 division headquarters 10021 willow creek road san diego, ca 92131 phone (858) 695-1808 fax (858)695-2633 marketing group 1111 comstock street santa clara, ca 95054 phone: (408) 566-8776 fax: (408) 727-8994 semtech corporation high-performance products division ' #$ sk19xx family 1:9 signal distribution . / #$ |
Price & Availability of SK1999
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