426 mhz saw filter 4.9 mhz bandwidth part number SF0426BA12365S spectrum microwave 324 clark street, worcester, ma 01606, usa ? phone 1-508-852-5400 ? fax 1-508-852-8456 www.spectrummicrowave.com dsSF0426BA12365S rev a 5-mar-201 0 ecn 36650 page 1 of 3 description ? 426 mhz saw bandpass filter with 4.9 mhz bandwidth. ? 13.3 x 6.5 mm lcc package. ? rohs compliant. typical performance horizontal: frequency : 4 mhz/div vertical: relative magnitude : 10 db/div relative magnitude : 1 db/div phase linearity : 10 deg/div group delay : 100 ns/div s11 (406-446 mhz) s22 (406-446 mhz) 50. ns/"
426 mhz saw filter 4.9 mhz bandwidth part number SF0426BA12365S spectrum microwave 324 clark street, worcester, ma 01606, usa ? phone 1-508-852-5400 ? fax 1-508-852-8456 www.spectrummicrowave.com dsSF0426BA12365S rev a 5-mar-201 0 ecn 36650 page 2 of 3 specification parameter min typ max units center frequency (fc) 1 - 426.00 - mhz minimum insertion loss 17.3 18.3 19.3 db lower 1 db band edge point - 423.36 423.56 mhz upper 1 db band edge point 428.44 428.57 - mhz lower 3 db band edge point - 423.13 423.31 mhz upper 3 db band edge point 428.69 428.78 - mhz lower 40 db band edge point 422.13 422.34 - mhz upper 40 db band edge point - 429.84 429.92 mhz rejection (417.5 to 421.5 mhz) 44 50 - db rejection (430.7 to 436 mhz) 44 46 - db rejection (100 to 417.5 mhz) 48 60 - db rejection (436 to 500 mhz) 48 55 - db passband ripple (423.56 to 428.44 mhz) - 0.65 1 db phase ripple (423.56 to 428.44 mhz) - 5 7.5 deg p-p group delay variation (423.56 to 428.44 mhz) 4 - 100 120 ns p-p triple transit suppression - 40 db source and load impedance - 50 ? ambient temperature - 25 - c notes: 1. average of the lower an d upper 3 db band edge frequencies. 2. specifications apply over operating temperature with filter matched to 50 ohms. 3. all db values are measured relative to the minimum insertion loss. 4. a smoothing aperture of 0.125 mhz is to be used for this measurement. maximum ratings parameter min max units storage temperature range -40 85 ? c operating temperature range 10 70 ? c input power level - 13 dbm matching circuit typical component values: ls1 = 18 nh ls2 = 15 nh cp1 = 19 pf cp2 = 22 pf notes: 1) recommend 2% tolerance matching components. typical inductor q=40. 2) tuning values shown are for reference only. optimum values may change depending upon board layout. input 50 ? single ended output 50 ? single ended
426 mhz saw filter 4.9 mhz bandwidth part number SF0426BA12365S spectrum microwave 324 clark street, worcester, ma 01606, usa ? phone 1-508-852-5400 ? fax 1-508-852-8456 www.spectrummicrowave.com dsSF0426BA12365S rev a 5-mar-201 0 ecn 36650 page 3 of 3 package outline suggested footprint all specifications are believed to be accurate and reliable. howe ver, spectrum microwave reserves the right to make changes wit hout notice. ? 2010 all rights reserved. iso 9001 registered package material: body: al 2 o 3 ceramic lid: kovar, ni plated terminations: au plating 1 m min, over a 1.3-8.9 m ni plating units: mm tolerances are 0.15 mm except where indicated. pad configuration: input: 11 input return: 12 output: 5 output return: 6 ground: all other pads
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