tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 1 a. maximum rating: e lectrostatic s ensitive d evice 1. input power level: 10dbm 2. dc voltage: 6v 3. operating temperat ure: -40c to +85c 4. storage temperature: -40c to +85c b. electrical characteristics: item unit min. typ. max. center frequency fc mhz - 869.6 - 3db bw mhz - 2.0 - minimum insertion loss il(min) exclude loss in matching elements *1) incl. loss of matching elements (q = 91) *2) db db - - 2.4 2.7 3.4 3.7 passband (relative to il min) *1) 869.10 ~ 870.1mhz db - 0.4 3.0 attenuation (relative to il min )*1) 15.00 ~ 785.00mhz db 45 52 - 785.00 ~ 850.00mhz db 38 46 - 850.00 ~ 858.00mhz db 36 42 - 858.00 ~ 867.00mhz db 16 26 - 873.00 ~ 878.00mhz db 16 23 - 878.00 ~ 896.00mhz db 20 26 - 896.00 ~ 912.00mhz db 36 42 - 912.00 ~ 1000.0mhz db 39 45 - 1000.0 ~ 2000.0mhz db 40 46 - 2000.0 ~ 2500.0mhz db 55 72 - impedance at fc, input *1) z in = r in // c in z s ? 568 ? //1.12pf impedance at fc, output *1) z out = r out // c out z l ? 568 ? //1.12pf *1). the matching circuit is ideal by simulation. *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.
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 2 c. frequency characteristics:
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 3 d. measurement circuit: the matching circuit is ideal by simulation l1: 30nh, l2: 30nh (ideal value) c1: 2pf, c2: 2pf (ideal value) l1 l2 c1 c2
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 4 e. outline drawing: f. pcb footprint:
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 5 g. packing: 1. reel dimension 2. tape dimension
tel: +44 1460 256 100 fax: +44 1460 256 101 www.golledge.com golledge electronics ltd eaglewood park, ilminster somerset, ta19 9dq, u k saw filter 869.60mhz model: ta1457a part no: MP05051 rev no: 1 ta1457a v1 6 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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