www.rfm.com e-mail: info@rfm.com page 1 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 electrical characteristics characteristic sym notes min typ max units center frequency f c 2326.0 mhz maximum insertion loss, 2319 to 2333 mhz il max 2.6 3.2 db amplitude ripple, 2319 to 2333 mhz 0.4 1.0 db p-p group delay ripple, 2319 to 2333 mhz 7.3 ns p-p group delay, 2326 mhz 11 ns vswr, 2319 to 2333 mhz 1.85:1 2:1 return loss, 2319 to 2333 mhz 6.5 9.6 db source impedance, single ended 50 ? load impedance, balanced 100 ? attenuation 0.3 to 2175 mhz 39 42 db 2175 to 2227 mhz 25 38 2400 to 2426 mhz 15 29 2426 to 2526 mhz 35 42 2526 to 2700 mhz 40 44 case style sm2520-4 lid symbolization 3v ? rf saw filter, 2326.0 mhz 1.4 x 1.1 x 0.6 mm surface-mount case z s = 50 ohm, z l = 100 ohm complies with directive 2002/95/ec (rohs) absolute maximum ratings rating value units maximum input power +15 dbm maximum dc voltage between any two terminals 3 v operating temperature range -40 to +88 c storage temperature range in tape and reel -40 to +85 c maximum soldering profile 265c for 10 s 2326.0 mhz saw filter SF1220G 1. us and international patents may apply. 2. rfm, stylized rfm logo, and rf monolithics, inc. are registered trademarks of rf monolithics, inc. pb caution: electrostatic sensitive device. observe precautions for handling. notes: preliminary sm2520-5
www.rfm.com e-mail: info@rfm.com page 2 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 filter amplitude response, 300 khz to 6000 mhz:
test configuration SF1220G
www.rfm.com e-mail: info@rfm.com page 3 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 filter amplitude response, 2126 to 2526 mhz:
www.rfm.com e-mail: info@rfm.com page 4 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 passband amplitude and group delay response:
www.rfm.com e-mail: info@rfm.com page 5 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 s 11 smith chart plot: s 22 smith chart plot:
www.rfm.com e-mail: info@rfm.com page 6 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10
5-terminal ceramic surface-mount case 2.5 x 2.0 mm nominal footprint sm2520-5 case top view bottom view dimension mm inches nom nom a 1.88 2.00 2.12 0.074 0.079 0.083 b 2.38 2.50 2.62 0.094 0.098 0.103 c 0.92 1.00 1.08 0.036 0.039 0.043 d 0.55 0.022 e 0.55 0.022 f 1.40 0.055 g 0.50 0.020 h 0.08 0.003 i 0.90 0.035 case dimensions case material 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 pcb footprint electrical connections connection terminals input 1 output 3, 4 ground 2, 5
www.rfm.com e-mail: info@rfm.com page 7 of 7 ?2010 by rf monolithics, inc. SF1220G 12/14/10 reel dimension tape dimension
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