141 mhz saw filter 1.25 mhz bandwidth part number: SF0141CD03092S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0141CD03092S rev a 11-mar-2010 ecn 36650 page 1 of 3 description ? 141 mhz saw bandpass filter with 1.25 mhz bandwidth. ? 19 x 6.5 mm lcc package. ? rohs compliant. typical performance horizontal: frequency : 0.5 mhz/div vertical from top: relative magnitude : 10 db/div relative magnitude : 1 db/div phase linearity : 5 deg/div group delay deviation : 100 ns/div s11 (138.5 to 143.5 mhz) s22 (138.5 to 143.5 mhz)
141 mhz saw filter 1.25 mhz bandwidth part number: SF0141CD03092S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0141CD03092S rev a 11-mar-2010 ecn 36650 page 2 of 3 specification parameter min typ max units center frequency, f c (fixed reference) - 141.0 - mhz insertion loss at fc - 11.7 14 db 1 db bandwidth 1 - 1.21 - mhz attenuation at 141 1.25 mhz 1 38 44 - db stopband rejection (70 to 139.5 mhz) 1 42 50 - db stopband rejection (139.5 to 139.75 mhz) 1 38 45 - db stopband rejection (142.25 to 142.5 mhz) 1 38 44 - db stopband rejection (142.5 to 202.25 mhz) 1 42 48 - db return loss at input and output (141 0.625 mhz) 2 10 15 - db passband amplitude ripple (141 0.625 mhz) 3 - 0.65 1 db p-p phase linearity (141 0.625 mhz) - 2.8 4 deg p-p source/load impedance 50 ohms ambient temperature - 25 - ? c notes: 1. all db levels to be measured re lative to average loss across the passband. 2. when matched using external components as described below. 3. does not include roll-offs at edge of pass band. maximum ratings parameter min max units storage temperature range -40 95 ? c operating temperature range -10 85 ? c input power level - 13 dbm matching circuit typical component values: notes: 1. recommend use of 2% tolerance matching components. 2. component values are for reference only and may change depending on board layout. ls1 = 120 nh ls2 = 110 nh cp1 = 51 pf cp2 = 56 pf input 50 ? single-ended output 50 ? single-ended gnd gnd
141 mhz saw filter 1.25 mhz bandwidth part number: SF0141CD03092S spectrum microwave 400 nickerson road, marlbo rough, ma 01752, usa ? phone 1-508-251-6400 ? fax 1-508-251-6401 www.spectrummicrowave.com dsSF0141CD03092S rev a 11-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: 1 input return: 10 output: 6 output return: 5 ground: all other pads
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