Surface Acoustic Wave (SAW) Filters 400MHz Band SAW Filters for Low Power Radio Communications LSFB44-426-800K0/LSFB44-429-800K0/LSFA02-434-002M0/LSFA02-422-800K0/LSFA02-440-400K0/LSFB20-469-001M0 Features How to Order LSF B 44 - 426 - 800K 0 * RF filter for transmission and reception. * Low power consumption. * Miniature size and light weight q we Applications r t y qLSF****** Li2 B4 O7 SAW Filter wB*********** Seam weld type e44********* Package Number (01, 02*******) r426******* Nominal Frequency t800******* Pass Bandwidth 800kHz y0*********** Sub-Number * For engine-starter. * For transceiver. * For pager. * For radio phone. RoHS Conforming Pb Free Standard Frequency Recommended Land Pattern Nominal Frequency(MHz) Type 421.90000 LSFA02-422-800K0 B44 B20 #6 LSFA02-426-400K0 426.08125 426.54 (Unit : mm) #6 #7 #7 #5 #5 LSFB44-426-800K0 LSFA02-429-800K0 429.5500 LSFB44-429-800K0 433.9200 #4 #8 #8 #4 LSFA02-434-002M0 LSFA02-440-400K0 440.2000 #1 #3 #2 #1 #2 #3 LSFB44-440-400K0 469.1875 LSFB20-469-001M0 Specifications LSFB44-426-800K0 Item Unit Conditions Nominal Frequency MHz ------ 426.54 Operating Temperature Range C -10~+60 ------ Storage Temperature Range C -30~+70 ------ Ripple dB Fo 400kHz 0.4 * 1.5 MAX. Insertion Loss dB Fo 400kHz 2.8 * 3.5 MAX. Guaranteed Attenuation dB (F-21.4)400kHz 60 * Terminating Impedance ------ Specifications 50 MIN. 50 Typical * : Typ. Dimensions (Unit : mm) LSFB20 0.5 #1 #2 3.450.1 5.00.2 3.500.10 KSS #4 #3 422 KSS 1H 0.450.05 (before solder DIP) 2.54 2.54 #1 #2 #3 3.00.3 6.350.5 #3 8-0.7 #2 469 1H #1 #3 #8 #4 #7 #6 #5 1.27 1.27 CONNECTION 1:GND 2:IN(OUT) 3:GND 4:GND 5:GND 6:OUT(IN) 7:GND 8:GND #8 1.1 2-1.0 #8 0.8MAX. #2 #4 11.00.3 9.950.1 1.30MAX. #1 0.5 #5 426 1H #8 #6 5-0.8 #7 LSFA02 1.8MAX. 7.00.2 #7 #6 #5 3.500.10 4.50.3 LSFB44 #4 #7 #6 #5 0.8 CONNECTION 1:GND 2:GND 3:GND 4:IN(OUT) 5:GND 6:GND 7:GND 8:OUT(IN) 7.620.15 (2.5423) #1 #2 #3 #4 CONNECTION 1:IN(OUT) 2:GND 3:GND 0.450.05 4:OUT(IN) 1.10.1