a ttenu a tors, pin diode series g t , 1g t , 0.25?8 g h z 2g t , ga general inform a tion kdi/ t r iangle pin diode atte n uators conti n uously change the amplitude of a micr o w a v e signal b y applying a v a r ying dc current, v oltag e , or digital signal, depending upon the model type selected . the basic current con- trolled models do not h a v e the r mal compensation included, the v oltage controlled & digital models h a v e linea r ization and/or tempe r ature com- pensation option s . a matched configu r ation of diodes k eeps th e vswr l o w through all v alues of atte n uation and frequenc y . linea r ization is pr o vided in some model s , which produces an output signal that is linea r ly propo r tional to the control v oltag e . t emper ature compensation is also pr o vided in some model s , o v er either the ?5 to +85 de g ree c r ang e , 10?0 de g ree c r ang e , or 0-70 de g ree c r ange depending upon the model type selected . digitally controlled ana- log atte n uator s , model se r ie s ?a? require a n ttl bina r y logic input. standard units in the ga series h a v e an 8 bit input producing 256 dis- crete v alues of atte n uation . optional 10?2 bit logic is readily a v aila b le simply b y specifying in the model n umber with a dash n umbe r . accuracy model input chart input no.* contr ol no. contr ol input fixed g t -( ) current a, b 0?0ma none 1-g t -( ) vo l t age 10 8 to 40 8 c a, b 0?0vdc + & ?15vdc @50 ma max 1-g t -( )tt vo l t age-temp comp ?5 8 to +85 8 c c 0?0vdc + & ?15vdc @50 ma max 1-g t -( )tr vo l t age-temp comp 0 8 to 70 8 c d 0?0vdc + & ?15vdc @50 ma max 2-g t -( ) vo l t age- linearized 10 8 to 40 8 c a, b 0?0vdc + & ?15vdc @50 ma max 2-g t -( )tt vo l t age-linearized temp comp ?5 8 to +85 8 c c 0?0vdc + & ?15vdc @50 ma max 2-g t -( )tr vo l t age-linearized temp comp 0 8 to 70 8 c d 0?0vdc + & ?15vdc @50 ma max ga- ( ) digi t al-ttl 10 8 to 40 8 c a, b ttl + & ?15vdc @50 ma max ga- ( )tt digi t al-ttl- temp comp ?5 8 to +85 8 c c ttl + & ?15vdc @50 ma max ga- ( ) tr digi t al-ttl-temp comp 0 8 to 70 8 c d ttl + & ?15vdc @50 ma max general specific a tions r. f . p o wer: t o pr e v ent self-biasing, the atte n uators should be operated at less than 100 mw c w , and 60 w atts peak . units will not be damaged b y application of 1 w att cw or 100 w atts peak. rf impedance: 50 ohm s . current (gt models): +10 ma, maxi m um atten uation . 0 ma, z ero attenuation f or all current controlled model s . p o wer requirements: 15 v olts at ?0 ma maxi m um . f or all model s . 1g t , 2g t , ga ( e xcept gt) cont r o l v oltage (1 gt and 0?0 v olts produces 0?2 db f or 32 db 2 gt models): models and 0?4 db f or 64 db model s . other v alues of control v oltage can be pr o vided on request. maxi m um cont r o l v olt a g e: 1 0 vdc 0 5 10 60 50 40 30 20 10 a t t e n u a t i o n (db) bias curren t (ma) t ypical curve of attenuation vs . bias current f or gt models. cont r ol input impedance: 10 k ohm s , 20 p f . swit c hing p eriod: standard models can be changed from a n y v alue of atte n uation to a n y other v alue in 10 microsec . units can be pr o vided with s witch- ing speed to 300 nanosec . on request . speed is related to maxi m um atte n uation required. that i s , 32 db models are f aster than 64 db model s . inse r tion loss will increase b y a f ac- tor of 1.6 on higher speed model s . connecto r s: sma standard, others on request. b asic mode l types ke y : inches[millimeters] .xx ?03 .xxx ?010 [.x ?.8 .xx ?.25] 11-5-02 60 south jefferson road, whippany, nj 07981 tel: 973-887-8100 ?fax: 973-884-0445 email: sales@mcekdi-integrated.com see us on the web @ www.mcekdi-integrated.com
a n m c e c o m p a n y t r i a ngl e c o r po r a tio n ke y : inches[millimeters] .xx .03 .xxx .010 [.x 0.8 .xx 0.25] 60 south jefferson road, whippan y , nj 07981 t el: 973-887-8100 ?fax: 973-884-0445 e-mail: kdisales@aol.com see us on the web @ ww w .kditriangle.com 1 0/ 98 a ttenu a tors, pin diode series g t , 1g t , 0.25?8 ghz 2g t , ga **select type by adding to model no. (1) subtract 0.5 db from insertion loss for gt and 1 gt series fr equency max max (1) atten g t -( ) 1, 2 g t -( ) ga t ype** ghz vswr il db range db models models models (10) 0.25?.5 . 1.5 5 2.3 5 32 1 11 21 (11) 0.25?.5 . 1.5 5 2.3 5 64 1 11 21 (13) 0.5?.0 1.5 5 2.5 5 32 2 12 22 (16) 0.5?.0 1.75 2.8 5 32 3 13 23 (17) 0.5?.0 1.75 2.8 5 64 3 13 23 (19) 1.0?.0 1.5 5 2.8 5 32 4 14 24 (20) 1.0?.0 1.5 5 2.8 5 64 4 14 24 (22) 1.0?.0 1.75 3.1 5 32 5 15 25 (23) 1.0?.0 1.75 3.1 5 64 5 15 25 (25) 2.0?.0 1.5 5 3.1 5 32 4 14 24 (26) 2.0?.0 1.5 5 3.1 5 64 4 14 24 (28) 2.0?.0 1.8 5 3.7 5 32 6 16 26 (29) 2.0?.0 1.8 5 3.7 5 64 6 16 26 (30) 4.0?.0 1.75 3.4 5 32 6 16 26 (31) 4.0?.0 1.75 3.4 5 64 6 16 26 (32) 4.0?2.0 1.9 5 4.0 5 32 7 17 (38) 6.0?8.0 2.2 5 4.2 5 64 7 17 (39) 8.0?2.4 2 5 3.8 5 32 7 17 26 (40) 8.0?2.4 2.1 5 3.3 5 64 7 17 (41) 8.0?8.0 2.2 5 3.75 32 7 17 (43) 12.0?8.0 2 3.75 32 7 17 26 (50) 2.0?8.0 2.2 5 5.0 5 32 8 18 26 (51) 2.0?8.0 2.5 5 5.0 5 64 8 18 26 mode l type specific a tions ?a models-digi t al logic: ttl com p a tible. no. of bits = 8 l.s.b. = .25 db a ttenu a tion: 63.75 db bit size .25 .5 1 2 4 8 16 32 logic 0 0 0 0 0 0 0 0 = re f . (ins. loss) logic 0 0 0 1 0 1 0 0 = 10 db logic 0 0 0 0 1 0 1 0 = 20 db logic 0 0 0 1 1 1 1 0 = 30 db logic 0 0 0 0 0 1 0 1 = 40 db logic 0 0 0 1 0 0 1 1 = 50 db logic 0 0 0 0 1 1 1 1 = 60 db logic 1 1 1 1 1 1 1 1 = 63.75 db note: least sig. bit for 32 db unit is .125 db. most sig. bit is 16 db. a t t e nu a t o r , l i n ea r i z e r a n d d / a c o n ve r t e r r f r f logic inputs ?a models 0 4 8 6 0 5 0 4 0 3 0 2 0 1 0 a t t e n u a t i o n ( d b) contro l vo l t age (v) v o lt a g e vs a t t en u a t o r m o del 1g t . 0 0 0 0 111 1 0 0 0 1 0 0 1 1 0 0 0 0 0 1 0 1 0 0 0 0 1 0 1 0 0 0 0 111 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 a t t e n u a t i o n ( d b ) d i g i t a l w o r d 0 . 5 2 . 0 . 7 5 3 . 0 1 . 0 4 . 0 1 . 2 5 5 . 0 1 . 5 6 . 0 1 . 7 5 6 . 0 2 8 . 0 note: single octive models are fl a t t er l egend _____ +85?c + 2 5 ? c - 5 4 ? c temper a ture compens a ted digi t al l y cont r olled analog pin diode a tten u a t ors series ga-tt/tr outline outline outline 26 26 26 26 (14) 0.5?.0 1.5 5 2.5 5 64 2 12 22 t ypical cu r v es f or ga-17-t or ga-29-t
1 0 / 98 a n m c e c o m p a n y t r i a ngl e c o r po r a tio n ke y : inches[millimeters] .xx .03 .xxx .010 [.x 0.8 .xx 0.25] 60 south jefferson road, whippan y , nj 07981 t el: 973-887-8100 ?fax: 973-884-0445 e-mail: kdisales@aol.com see us on the web @ ww w .kditriangle.com a ttenu a tors, pin diode series g t , 1g t , 0.25?8 ghz 2g t , ga cha r t a a tten u a tion a ccur a c y vs frequency @ 25 c t emperature series ga, g t , 1gt 2gt 0.5 db to 10 db 0.75 db to 10 db 1.0 db to 20 db 1.25 db to 20 db 1.5 db to 30 db 1.75 db to 30 db 1.7 db to 40 db 2. 0 db to 40 db 2.5 db to 64 db 3. 5 db to 64 db [see note (4)] octave models (2:1 frequency) greater than octave models cha r t b a tten u a tion a ccur a c y vs frequency an d temper a ture over the +10 c to +40 c temperature range series ga, g t , 1g t , 2gt cha r t d a tten u a tion a ccur a c y vs fre q uency an d temper a ture over the 0 c to +70 c temperature range serie s ga-(tr) 1,2-g t -(tr) [see note (4)] [see note (4)] attentuation accuracy given above assumes 0.1% regulation of power supply voltages *add t or r suffix (see temperature information). notes: 1 . ha r monic disto r tion : appr o ximately ?0 dbc f or pin 0 dbm at a frequency of 1.0 ghz f or most unit s . this v alue impr o v es b y appr o ximately 10 db per oct a v e as the frequency increases ; h o w e v e r , since this v alue is dependent on bandwidth of the unit, p o wer input, and s witching speed required, the f acto r y should be consulted if ha r monic content is an impo r tant system requirement. 2 . t w o/ t one inte r modulation products : second and third order products appr o ximately 50 dbc f or pin 0 dbm (each signal) at all attenuation setting s . 3 . if a narr o w frequency bandwidth is required, kdi/ t r iangle can supply a unit that is elect r ically optimi z ed f or that bandwidth . mechanical dimensions will remain the same as the standard unit, and the price will gene r ally be l o we r . specify the frequency r ange when orde r ing a narr o w bandwidth model, and a special pa r t number will be assigned. 4 . add 1.5 db to all accu r acy n umbers f or types (50) and (51) . t wo rf connectors are in lin e . 5 . attenuation v s . tempe r ature only is 0.02 db/c typical . (at 64 db) 6 . when orde r ing, add suffix indicating required tempe r ature compensation r ange to the model numbe r , i. e . the 1-g t -32- t , compensated o v er the tem - per ature range C55c to +85 c , would be ordered as 1-g t -32-t t . if com- pensation from 0c to +70c is required, the model n umber w ould be 1-g t - 32-tr . (se e atten uation accu r acy vs frequency and tempe r ature ta b les f or specification s .) 7 . monotonicity gua r anteed f or all model s . octave models (2:1 frequency) greater than octave models 0. 4 db to 10 db 0. 5 db to 10 db 0.75 db to 20 db 1. 0 db to 20 db 1. 0 db to 30 db 1. 5 db to 30 db 1.25 db to 40 db 1.75 db to 40 db 1.75 db to 64 db 3. 0 db to 64 db cha r t c a tten u a tion a ccur a c y vs frequency an d temper a ture over the C55c to +85c temperature range series ga-(tt), 1, 2gt(tt) [see note (4)] attentuation accuracy given above assumes 0.1% regulation of power supply voltages octave models (2:1 frequency) greater than octave models 0.75 db to 10 db 1.0 db to 10 db 1. 2 db to 20 db 1.5 db to 20 db 1. 5 db to 30 db 2.0 db to 30 db 2. 0 db to 40 db 2.5 db to 40 db 3. 0 db to 64 db 4.0 db to 64 db octave models (2:1 frequency) greater than octave models 0.6 db to 10 db 0.8 db to 10 db 1.0 db to 20 db 1.5 db to 20 db 1.3 db to 30 db 1.7 db to 30 db 1.7 db to 40 db 2.2 db to 40 db 2.4 db to 64 db 3.5 db to 64 db contro l vo l t age ( v) a t t e n u a t i o n ( d b ) t ypical cu r ve of a t t en u a t i o n vs . cont r o l v o lt a g e for 2gt models 0 1 5 8 0 1 0 2 0 3 0 4 0 5 0 6 0 6 4 b e s t f i t s t r a i g h t l i n e b e s t f i t s t r a i g h t l i n e 1 . 0 d b 0 . 5 d b
a n m c e c o m p a n y t r i a ngl e c o r po r a tio n ke y : inches[millimeters] .xx .03 .xxx .010 [.x 0.8 .xx 0.25] 60 south jefferson road, whippan y , nj 07981 t el: 973-887-8100 ?fax: 973-884-0445 e-mail: kdisales@aol.com see us on the web @ ww w .kditriangle.com 1 0 / 98 a ttenu a tors, pin diode series g t , 1g t , 0.25?8 ghz 2g t , ga series 1g t , 2gt ( v o l t a ge input) mechanical outlines series gt (current input) mechanical outlines out- a b c d e f g line in[mm] in[mm] in[mm] in[mm] in[mm] in[mm] in[mm] 1 5.00[127,0] 3.00[76,2] 4.600[116,84] 2.800[71,12] .38[9,65] 0.75[19,1] 0.19[0,48] 2 5.00[127,0] 2.50[63,5] 4.600[116,84] 2.300[58,42] .38[9,65] 0.30[7,6] 0.19[0,48] 3 3.50[88,9] 3.50[88,9] 3.100[78,74] 3.300[83,82] .44[11,18] 0.30[7,6] 0.25[6,4] 4 3.50[88,9] 1.75[44,45] 3.100[78,74] 1.550[39,37] .38[9,65] 0.38[9,65] 0.19[0,48] 5 2.50[63,5] 2.50[63,5] 2.100[53,3] 2.300[58,42] .44[11,18] 0.30[7,6] 0.25[6,4] 6 1.80[45,7] 1.80[45,7] 1.400[35,56] 1.600[40,64] .44[11,18] 0.35[8,9] 0.25[6,4] 7 1.50[38,1] 1.50[38,1] 1.100[27,94] 1.300[33,02] .44[11,18] 0.35[8,9] 0.25[6,4] 8 2.00[50,8] 1.81[45,97] 1.800[45,7] 1.050[26,67] .44[11,18] 0.25[6,4] 0.24[6,10] series ga (digi t al input) mechanical outlines c a sma f emale t y p . b d a-c 0.3 8 [9,7 ] ty p . e ty p . 0 . 1 2 5 [ 3 , 1 8 ] di a t hru 4 m t g . holes 0 . 1 0 [ 2 , 5 ] 1 . 0 0 [ 2 5 , 4 ] gn d - 15 v + 15 v c . v . r f type s 50 & 5 1 (see n ote 4 ) 2 f c a sm a f emale t y p . b d a- c 0.3 8 [9,7 ] t y p . 0 . 0 9 3 [ 2 , 3 6 ] dia. t hru 4 m t g . holes 0 . 1 0 [ 2 , 5 ] g n d r f g t -50 , g t -5 1 (see n o t e 4 ) 2 bias g e r f f t y p . c a sma f emale t y p . b d 0 . 3 8 [ 9 , 7 ] t y p . p o w e r / l o g i c e 0 . 2 0 [ 5 , 1 ] 0 . 1 2 5 [ 3 , 1 8 ] dia. t hru 4 m t g . holes 1 . 0 0 [ 2 , 5 ] p i n 9 p i n 1 i t t cann o n da- 1 5 p o r e q u i v . f h rf g out- a b c d e f line in[mm] in[mm] in[mm] in[mm] in[mm] in[mm] 11 5.00[127,0] 3.00[76,2] 4.600[116,84] 2.800[71,12] 0.75[19,1] 0.19[0,48] 12 5.00[127,0] 2.50[63,5] 4.600[116,84] 2.300[58,42] 0.32[8,12] 0.19[0,48] 13 3.50[88,9] 3.50[88,9] 3.100[78,74] 3.300[83,82] 0.63[16,0] 0.25[6,4] 14 3.50[88,9] 1.75[44,45] 3.100[78,74] 1.550[39,37] 0.38[9,65] 0.19[0,48] 15 2.50[63,5] 2.50[63,5] 2.100[53,3] 2.300[58,42] 0.32[8,12] 0.25[6,4] 16 1.80[45,7] 1.80[45,7] 1.400[35,56] 1.600[40,64] 0.35[8,9] 0.25[6,4] 17 1.50[38,1] 1.50[38,1] 1.100[27,94] 1.300[33,02] 0.35[8,9] 0.25[6,4] 18 2.00[50,8] 1.81[45,97] 1.800[45,7] 1.050[26,67] 0.25[6,4] 0.24[6,1] out- a b c e f g h line in[mm] in[mm] in[mm] in[mm] in[mm] in[mm] in[mm] 21 5.00[127,0] 3.00[76,2] 4.600[116,84] 0.75[19,1] 0.13[3,30] 0.75[19,1] 0.19[4,83] 22 5.00[127,0] 2.50[63,5] 4.600[116,84] 0.32[8,12] 0.13[3,30] 0.32[8,12] 0.19[4,83] 23 3.00[76,2] 3.50[88,9] 3.100[78,74] 0.38[9,65] 0.13[3,30] 0.35[8,9] 0.25[6,4] 24 3.50[88,9] 1.75[44,45] 3.100[78,74] 0.40[10,2] 0.10[2,5] 0.35[8,9] 0.19[4,83] 25 2.50[63,5] 2.50[63,5] 2.100[53,3] 0.32[8,12] 0.13[3,30] 0.32[8,12] 0.25[6,4] 26 2.50[63,5] 2.50[63,5] 2.100[53,3] 0.50[12,7] 0.13[3,30] 0.50[12,7] 0.25[6,4] d in[mm] 2.750[69,85] 2.250[57,15] 2.750[69,85] 1.550[39,37] 2.250[57,15] 1.750[44,45]
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