www.rfm.com e-mail: info@rfm.com page 1 of 4 ?2009 - 2010 by rf monolithics, inc. SF2188C - 6/14/10 1. unless noted otherwise, all specifications apply over the operating temperature range with filter soldered to the specified d emonstration board with impedance matching to 50 ? and measured with 50 ? network analyzer. 2. rejection is measured as attenuation referenced to 0 db. rejection in final user application is dependent on pcb layout and e xternal impedance matching design. see application note no. 42 for details. 3. the design, manufacturing process, and specifications of this filter are subject to change. 4. tape and reel standard ansi / eia 481. 5. either port 1 or port 2 may be used for either input or output in the design. however, impedances and impedance matching may vary between port 1 and port 2, so that the filter must always be installed in one direction per the circuit design. 6. us and international patents may apply. 7. rfm, stylized rfm logo, and rf monolithics, inc. are registered trademarks of rf monolithics, inc. electrical characteristics characteristic sym notes min typ max units nominal center frequency f c 1 340 mhz insertion loss, 337 to 343 mhz il 1 1.9 3.5 db passband ripple, 337 to 343 mhz 1 0.4 1.5 db p-p return loss, 337 to 343 mhz 914 db absolute attenuation referenced to 0 db 300 to 320 mhz 24046 db 320 to 331 mhz 2 6 12 db 350 to 370 mhz 2 6 12 db 370 to 400 mhz 24045 db frequency temperature coefficient -37 ppm/c source impedance 50 ohm load impedance 50 ohm operating temperature range -40 +85 c case style sm5050-8 5 x 5 mm nominal footprint lid symbolization (y=year, ww=week, s=shift) rfm 875 ywws sm5050-8 ? low insertion loss 5.0 x 5.0 mm surface-mount case single-ended input and output complies with directive 2002/95/ec (rohs) absolute maximum ratings rating value units maximum incident power in passband +10 dbm maximum dc voltage on any non-ground terminal 3 vdc storage temperature range in tape and reel -40 to +85 c suitable for lead-free soldering - maximum soldering temperature 260 c for 30 s 340 mhz saw filter SF2188C pb caution: electrostatic sensitive device. observe precautions for handling. notes: preliminary electrical connections connection terminals port 1 input 2 port 2 output 6 ground all others dot indicates pin 1
www.datasheet.net/ datasheet pdf - http://www..co.kr/
www.rfm.com e-mail: info@rfm.com page 2 of 4 ?2009 - 2010 by rf monolithics, inc. SF2188C - 6/14/10 SF2188C frequency response www.datasheet.net/ datasheet pdf - http://www..co.kr/
www.rfm.com e-mail: info@rfm.com page 3 of 4 ?2009 - 2010 by rf monolithics, inc. SF2188C - 6/14/10 case dimensions dimension mm inches min nom max min nom max a 4.80 5.00 5.20 0.189 0.197 0.205 b 4.80 5.00 5.20 0.189 0.197 0.205 c 1.30 1.50 1.70 0.050 0.060 0.067 d 1.98 2.08 2.18 0.078 0.082 0.086 e 1.07 1.17 1.27 0.042 0.046 0.050 f 0.50 0.64 0.70 0.020 0.025 0.028 g 2.39 2.54 2.69 0.094 0.100 0.106 h 1.27 0.050 i 0.76 0.030 j 1.55 0.061 k 2.79 0.110 l 0.76 0.030 m 2.36 0.093 n 1.55 0.061 o 2.79 0.110 p 2.79 0.110 q 2.79 0.110 materials solder pad plating 0.3 to 1.0 m gold over 1.27 to 8.89 m nickel lid plating 2.0 to 3.0 m nickel body al 2 o 3 ceramic pb free sm5050-8 surface-mount 8-terminal ceramic case 5.0 x 5.0 mm nominal footprint top view bottom view case materials pcb footprint
a 1 2 3 b 7 6 5 4 c d 7 6 5 4 e f g 1 2 3 8 8 www.datasheet.net/ datasheet pdf - http://www..co.kr/
www.rfm.com e-mail: info@rfm.com page 4 of 4 ?2009 - 2010 by rf monolithics, inc. SF2188C - 6/14/10 tape and reel specifications ?b? nominal size quantity per reel inches millimeters 7 178 500 13 330 3000 user direction of feed component orientation and dimensions carrier tape dimensions ao 5.3 mm bo 5.3 mm ko 2.0 mm pitch 8.0 mm w12.0 mm pin #1 see detail "a" 1 3 . 0 2 0 . 2 2.0 12.0 1 0 0 r e f . " b " r e f . www.datasheet.net/ datasheet pdf - http://www..co.kr/
|
