saw components preliminary data sheet LF74D
2 aug 1, 2002 saw components LF74D 140,0 mhz low-loss filter preliminary data sheet top view side view bottom view 1,6 6,5 13,3 1,7 1,0 7,62 1234 5 6 7 8 9 10 3,81 2,3 ceramic package dcc12a features l if low-loss filter l 14,0 mhz usable bandwidth l ceramic smd package terminals l gold plated dimensions in mm, approx. weight 0,4 g pin configuration 1, 10 balanced input 5, 6 balanced output 2, 4, 7, 9 case ground 3, 8 to be grounded e lectrostatic s ensitive d evice ( esd ) type ordering code marking and package according to packing according to LF74D c61157-a7-a94 f61074-v8131-z000 maximum ratings operable temperature range t C40 / +85 ?c storage temperature range t stg C55 / +125 ?c dc voltage v dc 0v source power p s 10 dbm
3 aug 1, 2002 saw components LF74D 140,0 mhz low-loss filter preliminary data sheet characteristics operating temperature: t = -40?c ... 85?c terminating source impedance: z s =50 w bal. and external matching network terminating load impedance: z l =50 w bal. and external matching network 1) tte = triple transit signal excluded (gate from 0 m s to 2.6 m s) min. typ. max. nominal frequency f n 140,0 mhz average insertion attenuation (including matching network) f n 7,0 mhz a avg 11,0 13,0 db pass bandwidth a rel 3,0 db b 3,0db 18,9 mhz amplitude ripple tte 1) da f n 5,5 mhz 0,3 0,4 db f n 7,0 mhz 0,4 0,6 db absolute group delay (@ f c ) t 1,0 m s phase ripple (p-p) tte 1) dj f n 5,5 mhz 2,6 4,0 ? f n 7,0 mhz 4,5 6,0 ? relative attenuation (relative to a min ) a rel f n 14,0 mhz ... f n 100,0 mhz 40 50 db tripple transit suppression tts 40 45 db return loss f n 7,0 mhz 15 db pyroelectric pulse amplitude (p-p) v p 0,0 50,0 mv temperature coefficient of frequency tc f C 87 ppm/k
4 aug 1, 2002 saw components LF74D 140,0 mhz low-loss filter preliminary data sheet matching network to 50 w balanced (element values depend upon pcb layout) c p1 = 12 pf l s2 = 47 nh l s3 = 56 nh r p4 = 820 w r p5 = 820 w l s6 = 39 nh l s7 = 47 nh 1:1 1:1 rp4 ls6 ls7 rp5 ls2 ls3 cp1
5 aug 1, 2002 saw components LF74D 140,0 mhz low-loss filter preliminary data sheet normalized frequency response: triple transit signal included normalized frequency response (pass band): triple transit signal excluded
6 aug 1, 2002 saw components LF74D 140,0 mhz low-loss filter preliminary data sheet published by epcos ag surface acoustic wave components division, saw mc is p.o. box 80 17 09, 81617 munich, germany ? epcos ag 2002. reproduction, publication and dissemination of this brochure and the informa- t ion contained therein without epcos prior express consent is prohibited. purchase orders are subject to the general conditions for the supply of products and services of t he electrical and electronics industry recommended by the zvei (german electrical and electronic manufacturers association), unless otherwise agreed. t his brochure replaces the previous edition. for questions on technology, prices and delivery please contact the sales offices of epcos ag or t he international representatives. due to technical requirements components may contain dangerous substances. for information on t he type in question please also contact one of our sales offices.
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