saw bandpass filter 270951B part no. 270951B 1. features z if bandpass filter z high-attenuation z single-ended operation z ceramic surface mount device (smd) package z maximum storage temperature range : -40 ~ 85 z electrostatics sensitive device (esd) 2. package dimensions 12 11 10987 6 5 4 3 2 1 0.800.1 1.500.1 2.540.1 7.620.1 2.540.1 1.610.2 6.500.2 13.300.2 1 2 3 4 10 9 8 7 5 6 11 12 itf04a001 270951B pad configuration 11 input 5 output 6, 12 ground other case ground package : s1365 dimensions shown are nominal in millimeters body : al 2 o 3 ceramic lid : kovar, ni plated terminations : au plating 0.3 ~ 1.0 um , over a 1.27 ~ 8.89 um ni plating rev. date 2004-04-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw4002-cs06 1/5
saw bandpass filter 270951B part no. 270951B 3. specifications fo = 70.0 mhz terminating source impedance : 50 and matching network terminating load impedance : 50 and matching network minimum typical maximum center frequency mhz - 70.0 - insertion loss db - 24.0 25.0 1db bandwidth mhz 9.0 9.1 - 3db bandwidth mhz 9.3 9.5 - 40db bandwidth mhz - 10.9 10.95 amplitude ripple (fo +/- 4.375 mhz) db - 0.7 1.0 group delay variation (fo +/- 4.375 mhz) nsec - 80 - absolute delay usec - 1.69 - ultimate rejection db 45 48 - temperature coefficient of frequency ppm/c - -23 - notes : 1) all specifications are based on the matching schematic shown below 2) all specifications are measured by agilent network an alyzer and full 2 port calibration at room temperature 3) all attenuation measurements are m easured relative to insertion loss rev. date 2004-04-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw4002-cs06 2/5
saw bandpass filter 270951B part no. 270951B 4. matching schematic ( actual matching values may vary due to pcb layout and parasitics ) output 50 l4 l3 l2 input 50 l1 l1 = 120 nh, l4 = 220 nh l2 = 150 nh l3 = 820 nh 5. marking configuration itf 1) 04a001 2) 270951B 3) 4) 1) manufacturer name 2) lot number 3) part number 4) pad number 1 index rev. date 2004-04-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw4002-cs06 3/5
saw bandpass filter 270951B part no. 270951B 6. typical performance ( at +25 ) ch1 s21 log 10 db/ ref -23.7 db center 70. 000 000 mhz span 27. 000 000 mhz cor prm 2 apr 2004 05:10:24 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch1 markers bw: 10. 810514 mhz cent : 69. 936476 mhz q: 6. 4693 1_loss : -24 . 364 db ch2 s21 log 1 db/ ref -23.7 db cor prm ch4 s21 del 50 ns/ ref 1.721 us center 70. 000 000 mhz span 11. 000 000 mhz cor smo 2 apr 2004 05:10:51 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz ref=1 ch2 markers bw: 9. 427511 mhz cent : 69. 968606 mhz q: 7. 4217 1_loss : -24 . 380 db 4 1 2 3 2: -9 . 3758 ns 8. 750 000 mhz ref=3 ch4 markers mean : 1. 6974 us s. dev : 11. 385 ns p-p : 61. 867 ns rev. date 2004-04-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw4002-cs06 4/5
saw bandpass filter 270951B part no. 270951B ch2 ch1 s21 log 10 db/ ref -23.7 db start . 010 000 mhz stop 400 . 000 000 mhz prm 2 apr 2004 05:14:05 1 2 3 1: -24 . 451 db 70. 000 000 mhz ch1 markers 2: -62 . 413 db 127 . 000 mhz 3: -67 . 266 db 210 . 000 mhz rev. date 2004-04-08 i t f co., ltd. 102-901, bucheon technopark 364, samjeong-dong, ojeong-gu, bucheon-city, gyounggi-do, korea 421-809 rev. nw4002-cs06 5/5 s21 log 1 db/ ref -23.7 db cor prm ch4 s21 log 1 db/ ref -23.7 db center 70. 000 000 mhz span 11. 000 000 mhz cor 2 apr 2004 05:11:10 2 1 2 3 4 1: 0. 0000 db 0. 000 000 mhz 2: . 01270 db 8. 750 000 mhz ref=1 ch2 markers bw: 9. 142963 mhz cent : 69. 979284 mhz q: 7. 6539 1_loss : -24 . 381 db 4 1 2 3 ref=3 ch4 markers mean : -24 . 068 db s. dev : . 16860 db p-p : . 62750 db ch1 s11 swr 2 / ref 0 cor prm ch3 s22 swr 2 / ref 0 center 70. 000 000 mhz span 27. 000 000 mhz cor 2 apr 2004 05:13:14 1 1: 3. 8583 70. 000 000 mhz 1 1: 2. 4530 70. 000 000 mhz ch1 s11 1 u fs center 70. 000 000 mhz span 27. 000 000 mhz cor prm ch3 s22 1 u fs cor 2 apr 2004 05:13:20 1 1: 20. 770 -36 . 715 61. 927 pf 70. 000 000 mhz 1 1: 21. 805 -11 . 912 190 . 87 pf 70. 000 000 mhz
|
