www.rfm.com e-mail: info@rfm.com page 1 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 sm3838-6 ? low insertion loss 3.8 x 3.8 x 1.0 mm surface mount case complies with directive 2002/95/ec (rohs) absolute maximum ratings rating value units maximum incident power in passband +10 dbm maximum dc voltage between any two terminals 30 vdc storage temperature range in tape and reel -40 to +85 c suitable for lead-free soldering - maximum soldering profile 260 c for 30 s 177.0 mhz saw filter SF2139D 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. unless noted otherwise, all frequency specifications are referenced to the nominal center frequency, fc. 3. rejection is measured as attenuation below the minimum il point in the passband. rejection in final user application is depen dent on pcb layout and external impedance matching design. see application note no. 42 for details. 4. the design, manufacturing process, and specifications of this filter are subject to change. 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. pb electrical characteristics characteristic sym notes min typ max units center frequency f c 1 177 mhz source impedance, single ended 50 ? load impedance, single ended 50 ? 1 db bandwidth bw 1 20 23.8 mhz 40 db bandwidth bw 40 40 60 mhz template on the amplitude, 10 to 149 mhz 38 40 db reference is minimum il 209 to 350 mhz 37 39 maximum insertion loss il max 7.0 9.0 db amplitude variation over 20 mhz passband 1.1 1.5 db p-p group delay variation over 20 mhz passband 15 80 ns p-p absolute group delay at f c 0.308 s input/output return loss over 20 mhz passband 5 7 db operating temperature -40 +85 c case style sm3838-6 3.8 x 3.8 mm nominal footprint lid symbolization (y=year, ww=week, s=shift) dot=pin 1 indicator tbd, ywws standard reel quantity reel size 7 inch 1000 pieces/reel reel size 13 inch 3000 pieces/reel caution: electrostatic sensitive device. observe precautions for handling. notes: preliminary
www.rfm.com e-mail: info@rfm.com page 2 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 ch1 s11 1 u fs centr 177 . 000 mhz span 100 . 000 mhz cor ch2 s21 log 10 db/ ref -7.698 db center 177 . 000 000 mhz span 100 . 000 000 mhz cor ch3 s22 1 u fs centr 177 . 000 mhz span 100 . 000 mhz cor 6 mar 2009 11:18:17 1 1: 26 . 826 -3 . 6221 24 8 . 2 5 pf 177 . 000 000 mhz 1 2 3 4 1 : 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 23 . 821404 mhz cent : 176 . 778603 mhz q: 7. 4210 1_ loss : -7 . 6958 db 1 1 : 27 . 332 -1 0 . 479 85 . 8 0 4 pf 177 . 000 000 mhz sf2 13 9d bias+ 0.5 um 's full full
www.rfm.com e-mail: info@rfm.com page 3 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 ch1 s11 log 10 db/ ref 0 db centr 177 . 000 mhz span 100 . 000 mhz co r ch2 s21 log 10 db/ ref -7.698 db cent er 177 . 000 000 mhz span 100 . 000 000 mhz co r ch3 s22 lo g 1 0 d b/ r ef 0 db cent r 177 . 000 mhz span 100 . 000 mhz cor 6 ma r 20 09 1 1 :20 :1 8 1 2 3 3 : -9 . 1614 db 187 . 000 000 mhz ch1 markers 1 : -10 . 318 db 177 . 000 mhz 2 : -11 . 047 db 167 . 000 mhz 1 2 3 4 1 : 0 . 0000 db 0 . 000 000 mhz ref=1 ch2 markers bw: 23 . 827048 mhz cent : 176 . 778625 mhz q: 7 . 4192 1_ loss : -7 . 7004 db 1 2 3 3 : -7 . 3876 db 187 . 000 000 mhz ch3 markers 1 : -9 . 8974 db 177 . 000 mhz 2 : -12 . 421 db 167 . 000 mhz sf2 1 39 d bias +0.5 um' s full full
www.rfm.com e-mail: info@rfm.com page 4 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 pcb: 401-1720-002 l1: 501-0782-121 0805cs, 120 nh l2: 501-0782-101 0805cs, 100 nh c1: 500-1275-068 0805cs, 6.8 pf c2: 500-1275-150 0805cs, 15 pf ch1 s2 1 del 1 00 ns/ ref 3 05 .1 n s co r smo ch2 s2 1 l og 1 db/ ref -7 db ce nter 177 . 00 0 0 00 mhz spa n 10 0 . 0 00 000 mhz co r 6 mar 2 009 11:31:25 2 3 3:-8 . 3924 ns 20 . 000 000 mhz ref=2 ch1 markers me an : 30 7 . 9 4 n s s . d ev : 3 . 10 23 ns p- p : 13 . 51 9 n s 2 3 3 : . 14770 db 20 . 000 000 mhz ref=2 ch2 markers mean : -7 . 4882 db s . dev : . 21220 db p- p : . 936 10 d b sf21 39d bias+0. 5um's ful l ful l SF2139D demo 1 2 34 5 6 s11 s2 2 c1 l1 l2 c2
www.rfm.com e-mail: info@rfm.com page 5 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 tape and reel specifications ?b ? quantity per reel inches millimeters 7 178 1000 13 330 3000 see detail "a" 1 3 . 0 2 0 . 2 2.0 12.0 1 0 0 r e f . " b " r e f . component orientation and dimensions carrier tape dimensions ao 4.25 mm bo 4.25 mm ko 1.30 mm pitch 8.0 mm w 12.0 mm ro.3 (max.) ko section a-a 0.3 0.05 section b-b bo 2.0 4.0 ao pitch bb a r0.5 (max.) a 5 . 5 1 2 . 0 1 . 7 5 1.5 1.50 pin #1 user direction of feed
www.rfm.com e-mail: info@rfm.com page 6 of 6 ?2009 by rf monolithics, inc. SF2139D - 7/9/09 6-terminal ceramic surface-mount case 3.8 x 3.8 mm nominal footprint case dimensions dimension mm inches min nom max min nom max a 3.60 3.80 4.0 0.14 0.15 0.16 b 3.60 3.80 4.0 0.14 0.15 0.16 c 1.30 1.50 1.70 0.05 0.06 0.067 d 0.95 1.10 1.25 0.037 0.043 0.05 e 2.39 2.54 2.69 0.090 0.10 0.110 g 0.90 1.0 1.10 0.035 0.04 0.043 h 1.90 2.0 2.10 0.75 0.08 0.83 i 0.50 0.6 0.70 0.020 0.024 0.028 j 1.70 1.8 1.90 0.067 0.07 0.075 electrical connections connection terminals port 1 single-ended input 2 port 2 single-ended output 5 ground all others single-ended operation only dot indicates pin 1 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 sm3838-6 case top view bottom view 0.055 typ. (1.40) 0.036 (0.91) 0 . 0 2 9 t y p . ( 0 . 7 4 ) 0.066 (1.68) 0 . 0 5 0 t y p . ( 1 . 2 7 ) 0.176 ref. (4.47) 0 . 1 2 9 r e f . ( 3 . 2 8 ) pcb footprint 1 2 3 6 5 4 1 2 3 6 5 4 a bc d j e gh i
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