238.5 mhz saw filter 10 mhz bandwidth part number: SF0239CD03100S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0239CD03100S rev a 19-mar-2010 ecn 36650 page 1 of 3 description ? 238.5 mhz saw bandpass filter with 10 mhz bandwidth. ? 5 x 7 mm lcc package. ? rohs compliant. typical performance horizontal: frequency : 10 mhz/div vertical from top: relative magnitude : 10 db/div relative magnitude : 1 db/div phase linearity : 10 deg/div group delay deviation : 100 ns/div s11 (188.5-288.5 mhz) s22 (188.5-288.5 mhz)
238.5 mhz saw filter 10 mhz bandwidth part number: SF0239CD03100S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0239CD03100S rev a 19-mar-2010 ecn 36650 page 2 of 3 specification parameter min typ max units center frequency ( fc) - 238.5 - mhz insertion loss - 11.5 13.5 db passband ripple 1 - 0.6 1.5 db p-p phase deviation from linear 1 - 9 - deg. p-p 1.5 db bandwidth 8.84 9.2 - mhz rejection (138.5 to 218.5 mhz) 45 49 - db rejection (218.5 to 228.5 mhz) 30 40 - db rejection (228.5 to 230 mhz) 10 21 - db rejection (247 to 248.5 mhz) 10 25 - db rejection (248.5 to 258.5 mhz) 30 38 - db vswr over fc 4.42 mhz - 2.2 2.5 :1 system source and load impedance 50 ? ambient temperature - 25 - oc notes: 1. evaluated over any 4 mhz cont iguous bandwidth within 238.5 5 mhz. 2. limits are met over the full operating temperature range. maximum ratings parameter min typ max units storage temperature range -40 25 85 ? c operating temperature range -20 25 85 ? c input power level - 10 20 dbm matching circuit typical component values: notes: 1. recommend use of 2% tolerance ma tching components. inductor q=45. 2. component values are for reference only and may change depending on board layout. ls1 = 18 nh ls2 = 22 nh cp1 = 39 pf cp2 = 33 pf input 50 ? single-ended output 50 ? single-ended 10 4 all other pads
238.5 mhz saw filter 10 mhz bandwidth part number: SF0239CD03100S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0239CD03100S rev a 19-mar-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: 4 ground: all other pads
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