? rf monolithics, inc. phone: (972) 233-2903 fax: (972) 387-8148 e-mail: info@rfm.com rfm europe phone: 44 1963 251383 fax: 44 1963 251510 http://www.rfm.com ?1999 by rf monolithics, inc. the stylized rfm logo are registered trademarks of rf monolithics, inc. SF1081A-1 112904 electrical characteristics characteristic sym notes min typ max units nominal center frequency f c 1 71.000 mhz passband insertion loss at fc il 6 8.0 db 3 db passband bw 3 1, 2 100 140 200 khz amplitude ripple over fc80 khz 1.5 db p-p group delay variation over fc50 khz gdv 300 1000 ns p-p absolute group delay gd 2.8 s rejection fc-600 to fc-400 and fc+400 to fc+600 mhz 1, 2, 3 25 26 db fc-1.0 to fc-0.6 and fc+0.6 to fc+1.8 mhz 35 40 69.6 to 70.0 mhz 40 45 31 to 69.6 and 71.8 to 111 mhz 35 50 operating temperature range t a 1 -40 +85 c impedance matching to 50 w unbalanced external l-c case style smp-87 22.1 x 8 mm nominal footprint lid symbolization (yy=year, ww=week) rfm SF1081A-1 yyww smp-87 ? designed for gsm bts receiver if applications ? simple external impedance matching ? hermetic smp-87 surface-mount case ? unbalanced input and output ? wider temperature version of sf1081a ? complies with directive 2002/95/ec (rohs) absolute maximum ratings rating value units maximum incident power in passband +10 dbm max. dc voltage between any 2 terminals 30 vdc storage temperature range -40 to +85 c suitable for lead-free soldering - max soldering profile 260c for 30 s 71.00 mhz saw filter SF1081A-1 1. unless noted otherwise, all specifications apply over the operating temperature range with filter soldered to the specified demonstration board with impedance matching to 50 w and measured with 50 w network analyzer. 2. unless noted otherwise, all frequency specifications are referenced to the nom- inal center frequency, fc. 3. rejection is measured as attenuation below the minimum il point in the pass- band. rejection in final user application is dependent on pcb layout and exter- nal impedance matching design. see application note no. 42 for details. 4. "lrip" or "l" after the part number indicates "low rate initial production" and "eng" or "e" indicates "engineering prototypes." 5. the design, manufacturing process, and specifications of this filter are subject to change. 6. 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. 7. us and international patents may apply. 8. rfm, stylized rfm logo, and rf monolithics, inc. are registered trademarks of rf monolithics, inc. 9. ?copyright 1999, rf monolithics inc. 10. electrostatic sensitive device. observe precautions for handling. notes: connection terminals port 1hot 1 port 1 gnd return 10 port 2 hot 6 port 2 gnd return 5 case ground all others electrical connections pb
71.000 mhz saw filter rf monolithics, inc. phone: (972) 233-2903 fax: (972) 387-8148 e-mail: info@rfm.com rfm europe phone: 44 1963 251383 fax: 44 1963 251510 http://www.rfm.com ?1999 by rf monolithics, inc. the stylized rfm logo are registered trademarks of rf monolithics, inc. SF1081A-1 112904
71.000 mhz saw filter rf monolithics, inc. phone: (972) 233-2903 fax: (972) 387-8148 e-mail: info@rfm.com rfm europe phone: 44 1963 251383 fax: 44 1963 251510 http://www.rfm.com ?1999 by rf monolithics, inc. the stylized rfm logo are registered trademarks of rf monolithics, inc. SF1081A-1 112904 smp-87 case materials solder pad termination au plating 30 - 60 inches (76.2-152 m) over 80- 200 inches (203-508 m) ni. lid fe-ni-co alloy electroless nickel plate (8-11% phosphorus) 100-200 inches thick body al 2 o 3 ceramic pb free case dimensions dimension mm inches min nom max min nom max a 21.90 22.10 22.40 0.862 0.870 0.882 b 7.80 8.00 8.30 0.307 0.315 0.327 c 1.78 2.00 0.070 0.079 d 2.29 0.090 e 1.02 0.040 h 1.0 0.039 m 4.83 0.190 n 2.41 0.095 p 1.905 0.075 electrical connections connection terminals port 1 input or return 10 return or input 1 port 2 output or return 5 return or output 6 ground all others single ended operation return is ground differential operation return is hot 10-terminal ceramic surface-mount case 22.1 x 8 mm nominal footprint a b c h d e (10 places) p (8 places) m n terminal detail top view bottom view
2u874 scale sheet of a fscm no. size dwg no. rev none w/o or ecn sf 1081 a- 1 -demo a 1 2 7160 p ar t identifier description 1 description 2 qty/assy reference description SF1081A-1-demo demo board,SF1081A-1 400-1400-001 pcb,demo board,sf1081a 1.0000 400-0533-001 shield,to-39 test fixture 1.0000 500-0319-001 tape,copper foil,scotch type 1181,44f3260,1/2 0 SF1081A-1-lrip filter,sm,71.000mhz 1.0000 SF1081A-1-000 assy diagram,demo board, SF1081A-1 0 500-0003-820 cap,chip,npo,82(j),std 1.0000 c 1 500-0003-560 cap,chip,npo,56(j),std 1.0000 c 2 500-0248-001 conn,coax,flange mt.jack 4 hole 2.0000 j 1,2 500-0010-221 ind,chip,1008cs,220nh,10% 2.0000 l 1,4 500-0010-330 ind,chip,1008cs,33nh,10% 2.0000 l 2,3 bill of materials
2u874 scale sheet of a fscm no. size dwg no. rev none w/o or ecn sf 1081 a- 1 -demo a 2 2 7160 rev ecn date description a 7160 11/02/98 initial release rev history
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