137.5 mhz saw filter 1 mhz bandwidth part number: SF0137BA02305S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0137BA02305S rev a 22-feb-2010 ecn 36650 page 1 of 3 description ? 137.5 mhz saw bandpass filter with 1 mhz bandwidth. ? 19 x 6.5 mm lcc package. ? rohs compliant. typical performance horizontal: frequency : 2 mhz/div vertical from top: relative magnitude : 10 db/div relative magnitude : 1 db/div phase linearity : 5 deg/div group delay deviation : 50 ns/div s11 (127.5 to 147.5 mhz) s22 (127.5 to 147.5 mhz)
137.5 mhz saw filter 1 mhz bandwidth part number: SF0137BA02305S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0137BA02305S rev a 22-feb-2010 ecn 36650 page 2 of 3 specification parameter min typ max units center frequency, f c (fixed reference) - 137.5 - mhz insertion loss at fc - 11.2 14 db 1 db bandwidth 1.0 1.20 - mhz 3 db bandwidth - 1.46 - mhz 40 db bandwidth - 2.46 2.6 mhz passband amplitude ripple 2 - 0.65 1 db p-p passband phase linearity 2 - 1.2 5 deg p-p passband group delay ripple 2 - 40 - ns p-p rejection (10 to 127.5 mhz) 40 43 - db rejection (147.5 to 200 mhz) 40 43 - db return loss at input and output 2,3 - 18 - db absolute delay - 1.08 1.5 us source/load impedance 50 ohms ambient temperature - 25 - ? c notes: 1. fixed reference. all specifi ed bandwidths are centered at this frequency. 2. over the central 1 mhz bandwidth. 3. when matched using external components in mnc test fixture. 4. the above specification applies ov er the full operating temperature range. maximum ratings parameter min max units storage temperature range -40 95 ? c operating temperature range -40 85 ? c input power level - 13 dbm matching circuit typical component values: minimum q=45 notes: 1. recommend use of 2% tolerance matching components. 2. component values are for reference only and may change depending on board layout. ls1 = 128 nh ls2 = 126 nh cp1 = 56 pf cp2 = 567 pf 10 5 all other pads input 50 ? single-ended output 50 ? single-ended gnd gnd
137.5 mhz saw filter 1 mhz bandwidth part number: SF0137BA02305S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0137BA02305S rev a 22-feb-2010 ecn 36650 page 3 of 3 package outline suggested footprint 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. 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 and for the overall length and width, which are nominal values. pad configuration: input: 10 output: 5 ground: all other pads
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