tai-saw technology co., ltd. 2 tst dcc release document tai-saw technology co., ltd. no. 3, industrial 2nd rd., ping-chen industrial district, taoyuan, 324, taiwan, r.o.c. tel: 886-3-4690038 fax: 886-3-4697532 e-mail: tstsales@mail.taisaw.com web: www.taisaw.com saw filter 915 mhz model no.:TA1392A rev. no 1.0 a. maximum rating: 1. input power level: 10 dbm 2. dc voltage : 6v 3. operating temperatur e: -40c to +85c 4. storage temperatur e: -40c to +85c b. electrical characteristics : item unit min. typ. max. center frequency fc mhz - 915 - 3db bw mhz - 2.0 - minimum insertion loss il(min) exclude loss in matching elements *1) incl. loss of matching elements(q=89) *2) db db - - 2.7 3.9 4.0 5.0 passband (relative to il min ) *1) 914.50 ~ 915.50 mhz 914.30 ~ 915.70 mhz db db - - 0.4 1.0 2.5 5.0 attenuation (relative to il min ) *1) 10.000 ~ 830.00 mhz db 47 53 - 830.00 ~ 890.00 mhz db 41 46 - 890.00 ~ 903.00 mhz db 36 42 - 903.00 ~ 911.50 mhz db 19 28 - 920.00 ~ 923.00 mhz db 19 28 - 923.00 ~ 943.00 mhz db 19 24 - 943.00 ~ 1000.0 mhz db 37 43 - 1000.0 ~ 2500.0 mhz db 43 48 - impedance at fc , input *1) zin = rin//cin zs ? 354 //1.88pf impedance at fc, output *1) zout = rout//cout z l ? 334 //1.93pf *1) the matching circuit is ideal by simluation. *2) the matching circuit is real by actual passive components. 0805 coillcraft cs series chip conductor is used for inductor. 0402 murata grm series is used for capacitor. rohs compliant lead free lead-free soldering e lectrostatic s ensitive d evice
tai-saw technology co., ltd. 3 tst dcc release document c. frequency characteristics :
tai-saw technology co., ltd. 4 tst dcc release document
tai-saw technology co., ltd. 5 tst dcc release document d. measurement circuit: the matching circuit is ideal by simulation e.outline drawing: f. pcb footprint: b 4 l1 l2 c1 c2 l1 34nh , l2 33nh (ideal value) c1 1.6 pf , c2 1.6pf (ideal value)
tai-saw technology co., ltd. 6 tst dcc release document g. packing: 1. reel dimension 2. tape dimension b 4
tai-saw technology co., ltd. 7 tst dcc release document 20 40 60 80 100 120 140 160 180 200 220 240 260 280 0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 time (sec) temp ( deg c) h. recommended reflow profile :
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