data sheet part number 856042 1575.42 mhz saw filter features ? for gps ap plication s ? usable ban dwidth 2.0 mhz ? low loss ? high attenuation ? no impedan ce matching required for operation at 50 ? ? single-ende d operation ? ceramic flip chip package (fcp) ? hermetic ? rohs comp liant (2002/9 5 /ec), pb-free ? packag e pin configuration surface mount 2.50 x 2.00 x 0.76 mm bottom vie w 3 4 2 1 pin no. description 1 , 3 i n p u t / o u t p u t 2 , 4 c a s e g r o u n d 0.3x45 chamfe r 0.84 1.54 0.58 1. 3 0 2. 0 0 2.50 0.76 nom. 0.84 max. dimens io ns sh o w n ar e nomi n al in mil limet ers all toler ances are 0.10mm body : al 2 o 3 ceramic lid: kovar or a lloy 4 2 , au ove r ni plate d t e rminations: au plati ng 0.5 - 1.0 m, over a 2 - 6 m ni plati n g pb subj ect to cha nge or o b so les c ence w i t h o u t notice re v e 05-oct-2 005 pag e 1 o f 5
data sheet part number 856042 1575.42 mhz saw filter electrical specifications (1) operating temperature range: (2) -30 to +85 o c parameter (3) minimum t y pical maximum unit center fre quenc y - 1 5 7 5 . 4 2 - m h z insertion loss 1574.42 - 1576.42 mhz - 1.1 1.8 db absolute rejection dc - 960 mhz 1200.00 - 1360 mhz 1360.00 - 1522.42 mhz 1628.42 - 1750.00 mhz 1750.00 - 1800.00 mhz 1800.00 - 1990.00 mhz 1990.00 - 2500.00 mhz 35 35 20 20 25 35 30 37 42 33 42 49 40 33 - - - - - - - db db db db db db db absolute attenuation 1208.22 mhz 50 60 - db amplitude ripple 1574.42 - 1576.42 mhz - 0.1 0.7 db p-p input/output return l oss 1574.42 - 1576.42 mhz 10 20 - db propagation dela y ti me - 2 5 5 0 nsec - 5 0 - ? - 5 0 - ? 1. all spec ificatio ns are bas ed o n the test circui t sho w n be lo w 2. in producti on, devic es w i l l be tested at room temperatur e to a guar db and ed specific ati on to ensur e el ectrical com p li anc e ove r temperatur e 3. electrical m a rg in has b e e n bui lt into the des ig n to accou n t for the variatio ns due to temper ature drift an d manufactur i ng to lera nces 4. t h is is the optimum impe dan ce in ord e r to a c hiev e the perf o rmanc e sho w n test circuit: 50 ? sing le-e nd ed 2, 4 1 3 50 50 ? ? no imp eda nce matchin g requ ired subj ect to cha nge or o b so les c ence w i t h o u t notice re v e 05-oct-2 005 pag e 2 o f 5
data sheet part number 856042 1575.42 mhz saw filter typical performance (at +25 o c) subj ect to cha nge or o b so les c ence w i t h o u t notice re v e 05-oct-2 005 pag e 3 o f 5
data sheet part number 856042 1575.42 mhz saw filter matching schematics 50 ? sing le-e nd ed 2, 4 1 3 50 50 ? ? no imp eda nce matchin g requ ired marking pcb footprint sawtek l ogo c ode ma rking date c ode id dot jjjym f .51 .51 1.04 .78 2.59 ch amfe r .36x45 2.08 t he date code consists of: jjj = julian da y , y = last digit of y e ar, m = man u facturin g site code t h is footprint repres ent s a re commen datio n onl y dimens io ns sh o w n ar e nomi n al in mil limet ers tape and reel 1.75 3.5 8.0 a a 2.0 4. 0 4.0 ?1 . 0 ?1. 5 2.75 1.1 0.3 sect ion a - a 2. 23 2.7 8.8 ? 330 ?1 02 ?2 0.2 ? 13.0 2.0 id d o t d i re ct i o n of t r av el sa w t e k log o dimens io ns sh o w n ar e nomi n al in mil limet ers packag i ng qua ntit y : 10 00 0 uni ts/reel subj ect to cha nge or o b so les c ence w i t h o u t notice re v e 05-oct-2 005 pag e 4 o f 5
data sheet part number 856042 1575.42 mhz saw filter maximum ratings parameter sy m bol minimum maximum unit operating temperature range t -30 +85 o c storage temperature range t stg - 4 0 + 8 5 o c important note s warnings ? electrostatic sensitive device (esd) ? avoid ultrasonic exposu r e rohs co mpliance ? this product complies with eu directive 2002/95/ec (rohs) solderability ? compatible with jedec j-std-020c pb -free process, 260 c peak reflo w temperatu r e ( see solde r ing p r ofile ) links to additional technical information pcb layout tips qualification flowcha r t soldering profile s-parameters ro hs inform ation other te ch ni cal inform atio n saw t ek?s liability is lim ited only to t he surface acou stic wave (saw) component(s) d e scribed in this d a ta sheet. sa w t ek does n ot accept any liability for applications, processes, circuits o r asse mblies, w h ich are implement ed using an y sa w t ek compo nent described in this data sheet. contact information po box 6095 01 orlan do, fl 3 2860 -95 01 usa phone: +1 (4 07) 88 6-886 0 fax: +1 (40 7 ) 886-7 061 email: cust se rv ice @ sa wt e k . c o m web: www.s awtek . c o m or conta c t on e of our wo rld w ide network of sales offices , rep r e s entativ es or di stri but ors pb subj ect to cha nge or o b so les c ence w i t h o u t notice re v e 05-oct-2 005 pag e 5 o f 5
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