140 mhz saw filter 20 mhz bandwidth part number SF0140BA02360T spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0140BA02360T rev a 5-mar-2010 ecn 36650 page 1 of 3 description ? 140 mhz saw bandpass filter with 20 mhz bandwidth. ? 22.1 x 12.7 mm smp package. ? rohs compliant. typical performance horizontal: frequency : 8 mhz/div vertical from top: relative magnitude : 10 db/div relative magnitude : 1 db/div phase linearity : 5 deg/div group delay : 50 ns/div s11 s22
140 mhz saw filter 20 mhz bandwidth part number SF0140BA02360T spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0140BA02360T rev a 5-mar-2010 ecn 36650 page 2 of 3 specification parameter min typ max units center frequency (fc, 3db points) 139.80 140.00 140.20 mhz insertion loss (at fc) - 24.2 25 db 1 db bandwidth 2 - 19.90 - mhz 3 db bandwidth 2 20.00 20.67 - mhz 50 db bandwidth 2 - 24.45 25.00 mhz device delay - 1.30 1.5 us group delay deviation (in 1db bw) 3 - 70 140 ns p-p passband ripple (in 1db bw) - 0.8 1.0 db p-p rejection (70 to 127.5 mhz) 2 50 56 - db rejection (162.5 to 210 mhz) 2 50 57 - db input return loss at fc - 14 - db output return loss at fc - 14 - db source and load impedance - 50 - ? ambient temperature (tref) - 25 - c notes: 1. all specifications apply at 25 c with filter measured in a 50 ohm system. 2. parameter is measured relati ve to the insertion loss at 140 mhz. 3. this parameter may be measured afte r applying a smoothing aperture of 250 khz. 4. typical change of filter response with temperature is: ? f = (t-tref)*tc*fc in ppm. maximum ratings parameter min typ max units storage temperature range -40 25 85 ? c temperature coefficient of frequency (tc) 4 - -94 - ppm/ ? c input power level - 0 10 dbm matching circuit typical component values: (minimum inductor q = 45) notes: 1. recommend the use of + /-2% tolerance components. 2. component values shown are for guidance only and may change depending on board layout. lp1 = 39 nh lp2 = 43 nh rp1 = 82 ? rp2 = 100 ? input 50 ? single-ended output 50 ? single-ended 1 8 gnd gnd
140 mhz saw filter 20 mhz bandwidth part number SF0140BA02360T spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0140BA02360T rev a 5-mar-2010 ecn 36650 page 3 of 3 package outline iso 9001 registered 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. units: mm tolerances are 0.15 mm except for the overall length and width, which are nominal values. pin configuration: input: 1 output: 8 ground: 2,7,9,14
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