1520 10-tap dip/smd delay line t d /t r = 5 (series 1520) features packages 14 13 12 11 10 9 8 1 2 3 4 5 6 7 gn d t1 t3 t5 t6 t8 t1 0 in n/ c t2 t4 t7 t9 gn d ? 10 taps of equal delay increment i n s i gnal i nput t 1 - t 10 t ap o u t put s g n d g r ound n o t e : s t a ndar d pi nout show n o t her pi nout s avai l a bl e ? delays to 1000ns ? low profile ? epoxy encapsulated ? meets or exceeds mil-d-23859c functional description t he 1520-series device is a fixed, single-input, ten-output, passive delay line. t he signal input (in) is reproduced at the outputs (t 1-t 10) in equal increments. t he delay from in to t 10 (t d ) and the characteristic im pedance of the line (z ) are determined by the dash number. t he rise time (t r ) of the line is 20% of t d , and the 3db bandw idth is given by 1.75 / t d . t he device is available in a 14-pi n dip (1520) or a 14-pin smd (1520s), and a w i de range of pinouts may be specified. part numbers are constructed a ccording to the scheme show n at right. f o r example, 1520c -101-500b is a 290 mil dip, 100ns, 50 ? delay line w i th pinout code b. similarly , 1520sb- 201-251 is a 240 mil smd, 200ns, 250 ? delay line w i th standard pinout. de l a y t i m e e x pr e s s e d in na no s e c o nds ( n s ) f i r s t t w o digit s a r e s i gnif i c a nt f i gur e s la s t digit s p e c if ie s # o f ze r o s t o f o llo w i m p e danc e e x pr e s s e d in na no s e c o nds ( n s ) f i r s t t w o digit s a r e s i gnif i c a nt f i gur e s la s t digit s p e c if ie s # o f ze r o s t o f o llo w p i nout c o de s ee t a b l e o m it f o r s t d pino ut m o unt i n g he i g ht c o de s ee t a b l e pa rt num ber const ruct i o n 1520(s ) m - xxx - zzz p series specifications delay specifications t d t i t r a ttenua ti on (% ) typi ca l ( n s ) ( n s ) ( n s ) z=50 ? z = 1 0 0 ? z = 2 0 0 ? z=300 ? z=500 ? 1 0 1 . 0 3 . 0 3 5 n/ a n / a n / a 2 0 2 . 0 5 . 5 3 5 5 n / a n / a 3 0 3 . 0 6 . 5 3 5 5 n / a n / a 4 0 4 . 0 8 . 0 3 5 5 5 n / a 5 0 5 . 0 1 0 . 0 3 5 5 5 7 6 0 6 . 0 1 2 . 0 3 5 5 5 7 7 5 7 . 5 1 5 . 0 3 5 5 5 7 1 0 0 1 0 . 0 2 0 . 0 3 5 5 7 7 1 2 0 1 2 . 0 2 4 . 0 3 5 6 7 8 1 5 0 1 5 . 0 3 0 . 0 3 5 6 7 8 1 8 0 1 8 . 0 3 6 . 0 4 5 6 7 8 2 0 0 2 0 . 0 4 0 . 0 4 5 6 7 8 2 2 0 2 2 . 0 4 4 . 0 4 5 6 7 8 2 5 0 2 5 . 0 5 0 . 0 4 5 6 7 8 3 0 0 3 0 . 0 6 0 . 0 n / a 5 8 1 0 1 0 3 7 5 3 7 . 5 7 5 . 0 n / a 7 8 1 0 1 0 5 0 0 5 0 . 0 100.0 n / a 8 1 0 1 2 1 2 6 0 0 6 0 . 0 120.0 n / a n / a n / a 1 5 1 5 7 5 0 7 5 . 0 150.0 n / a n / a n / a 1 5 2 0 1 0 0 0 1 0 0 . 0 200.0 n / a n / a n / a n / a 2 0 notes: t i represents nominal tap-to-tap delay increment tolerance on t d = 5% or 2ns, w h ichev e r is greater tolerance on t i = 5% or 1ns, w h ichev e r is greater ?n/a ? indicates that delay is not av ailable at this z ? dielectric b r eakd o w n : 50 vdc ? dis t ortion @ output: 10% max. ? op eratin g temp eratu r e: -55 c to +125 c ? sto r ag e temp eratu r e: -55 c to +125 c ? t e mp eratu r e co efficien t: 100 ppm/ c pinout codes c o d e i n t 1 t 2 t 3 t 4 t 5 t 6 t 7 t 8 t 9 t10 g nd s t d 1 4 2 1 2 3 1 1 4 5 1 0 6 9 7 1 , 8 a 1 2 1 3 3 1 2 4 1 0 5 9 6 7 1 4 b 2 3 4 5 6 7 9 1 0 1 1 12 13 1 , 1 4 c 7 9 6 1 0 5 1 1 1 2 3 1 3 2 1 4 1 , 8 d 1 1 3 2 1 2 3 1 1 4 1 0 5 9 6 7,8,14 e 2 3 4 5 6 7 , 8 9 1 0 1 1 12 13 1 , 1 4 f 1 1 3 2 1 2 3 1 1 4 1 0 5 9 6 7 g 2 1 3 3 1 2 4 1 1 5 1 0 6 9 7 8 , 1 4 h 2 3 4 1 2 6 7 9 1 0 1 1 12 13 1 i 1 1 3 2 1 2 3 1 1 5 1 0 6 9 7 8 , 1 4 j 1 2 1 3 3 1 2 4 1 0 5 9 6 7 8 , 1 4 k 1 2 3 4 5 6 1 2 1 1 1 0 9 8 7 l 1 3 1 2 1 1 1 0 9 7 , 8 6 5 4 3 2 1 , 1 4 n 1 2 3 4 5 6 1 0 1 1 1 2 13 14 7 p 1 1 3 3 1 2 4 1 1 5 1 0 6 9 7 8 , 1 4 t 1 2 3 4 5 6 9 1 0 1 1 12 13 7 , 1 4 u 2 3 4 5 6 8 9 1 0 1 1 12 13 1 , 7 v 2 3 4 5 6 8 9 1 0 1 1 12 13 1 w 1 1 3 2 1 2 3 1 1 4 1 0 5 9 6 7 , 1 4 z 1 1 3 3 1 2 4 1 1 5 1 0 6 9 8 7 ? 2004 data del a y devi ces doc #97028 data delay devices, inc. 1 5/5/04 3 mt. prospect ave. clifton, nj 07013
1520 mounting height codes c o d e h e i g h t (ma x ) d i p s m d a 0 . 1 8 7 y e s n o b 0 . 2 4 0 y e s y e s c 0 . 2 9 0 y e s y e s functional diagram gn d in t1 0 t1 t2 t3 t4 t6 t7 t8 t9 t5 gn d n o t e : c odes a and b ar e not f o r al l val ues of t d c ont act t echni cal st af f f o avai l a bl e r det a i l s package dimensions 1520-xx ( di p ) . 780 ma x . 1234567 8 14 13 12 11 10 9 se e ta b l e . 015 t y p . . 070 ma x . . 018 ty p . . 600 . 010 6 e qua l s p a c e s e a c h . 100 . 010 n o n - a ccu m u l a t i v e . 280 ma x . . 350 ma x . . 010 . 002 l ead m a t e r i al : ni c k e l -i ro n a l l o y 4 2 t i n pl at e 1520s -xx (gu ll-w i n g ) . 790 ma x . . 430 ty p . . 020 t y p . . 040 ty p . . 100 . 090 . 600 se e ta b l e . 270 ty p . . 010 t y p . . 050 ty p . 1234567 8 9 10 11 12 13 14 doc #97028 data delay devices, inc. 2 5/5/04 tel: 973-773-2299 fax: 973-773-9672 http://www.datadelay.com
1520 passive delay line test specifications test conditions input: output: ambient temperature: 25 o c 3 o c r load : 10m ? input pulse: high = 3.0v typical c load : 10pf low = 0.0v typical threshold: 50% (rising & falling) source impedance: 50 ? max. rise/fall time: 3.0 ns max. (measured at 10% and 90% levels) pulse width (t d <= 75ns): pw in = 100ns period (t d <= 75ns): per in = 1000ns pulse width (t d > 75ns): pw in = 2 x t d period (t d > 75ns): per in = 10 x t d note: the above conditions are for test only and do not in any way restrict the operation of the device. t i mi n g di ag ram f o r t est i n g t ris e t fa l l per in pw in t ris e t fa l l 10% 10% 50% 50% 90% 90% 50% 50% v ih v il v oh v ol in p u t s ign a l ou tp u t s ign a l t ris e t fa l l 10% 10% 90% 90% in t1 out tr i g in tr i g t est s e t u p de v i ce unde r t est (d u t ) o s c i llo s c o p e pu l s e ge ne ra t o r 50 ? r ou t r in r in = r ou t = z li n e t2 t3 t4 t5 t6 t7 t8 t9 t1 0 doc #97028 data delay devices, inc. 3 5/5/04 3 mt. prospect ave. clifton, nj 07013
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