140 mhz saw filter 4.4 mhz bandwidth part number SF0140BA02433T idt ? saw products ? 324 clark street, worcester, ma 01606, usa ? ph 1-508-852-5400 ? fax 1-508-852-8456 www.idt.com dsSF0140BA02433T rev a 23-aug-2006 page 1 of 3 description ? 140 mhz saw bandpass filter with 4.4 mhz bandwidth. ? 27.2 x 12.7 mm dip 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 : 100 ns/div s11 s22
140 mhz saw filter 4.4 mhz bandwidth part number SF0140BA02433T idt ? saw products ? 324 clark street, worcester, ma 01606, usa ? ph 1-508-852-5400 ? fax 1-508-852-8456 www.idt.com dsSF0140BA02433T rev a 23-aug-2006 page 2 of 3 specification parameter min typ max units center frequency (f c ) 1 139.92 140.00 140.08 mhz minimum insertion loss - 19.9 21.5 db 1.5 db bandwidth 2 4.40 4.42 - mhz 25 db bandwidth 2 - 5.39 5.44 mhz 30 db bandwidth 2 - 5.49 5.70 mhz 40 db bandwidth 2 - 5.86 6.10 mhz passband variation (fc +/- 2.0 mhz) - 0.6 1.0 db p-p phase linearity (f c +/- 2.2 mhz) - 3 6 deg p-p group delay variation (fc +/- 2.2 mhz) 3 - 80 100 ns p-p absolute delay - 2.26 2.30 us input vswr (fc +/- 2.2 mhz) - 2.0 2.3 :1 output vswr (fc +/- 2. 2 mhz) - 2.0 2.3 :1 ultimate rejection (fc+/-3.5 to fc+/- 60 mhz) 40 45 - db substrate material 112 litao 3 ambient temperature (tref) - 25 - ? c notes: 1. defined as the average of the lower and upper 3 db frequencies. 2. all db levels are defined relative to the insertion loss. 3. a smoothing aperture of 0.125 mhz may be used for this measurement. 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 material coefficient of frequency (tc) 4 - -23 - 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. ls1 = 15 nh ls2 = 18 nh cp1 = 68 pf cp2 = 68 pf rp1 = 22 ? rp2 = 22 ? input 50 ? single-ended output 50 ? single-ended 1 10 18 9
140 mhz saw filter 4.4 mhz bandwidth part number SF0140BA02433T idt ? saw products ? 324 clark street, worcester, ma 01606, usa ? ph 1-508-852-5400 ? fax 1-508-852-8456 www.idt.com dsSF0140BA02433T rev a 23-aug-2006 page 3 of 3 package outline iso 9001 registered all specifications are believed to be accurate and reliable. ho wever, mnc reserves the right to make changes without notice. ? 2006 all rights reserved. units: mm dimensions are nominal in mm. all tolerances are 0.15 mm except overall length and width and lead thicknesses. pin configuration: input: 1 input return: 18 output: 10 output return: 9 ground: 2, 11
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