SAW Device WFE23A0153CB For Fixed Communication ■ Features ● IF SAW filter for Base station. ● A wideband filter. ● A filter with low insertion loss. ● Excellent guaranteed attenuation. ● Compact and light. ■ Specifications Model WFE23A0153CB Item min. typ. max. Nominal frequency : f0 (MHz) − 153.6 − Minimum insertion loss (dB) − 8.30 10.5 1dB bandwidth Relative minimum insertion loss 26 31.9 − In-band ripple (dB) f0±13MHz − 0.57 1.0 Group delay distortion (ns) f0±13MHz − 52.0 100 VSWR f0±13MHz − 1.6 2.1 Guaranteed attenuation (dB) (from the minimum insertion loss) 40MHz to f0-50MHz 60 65.0 − f0+50MHz to f0+100MHz 60 65.0 − Operating Temperature -40 to +85 Terminating impedance (Single end) (Ω) 50 ■ Dimensions ■ Characteristics mm #9 #8 #7 #5 #4 1.35±0.20 12-1.0 24-(0.1) 12-0.8 INPUT OUTPUT GND #1 #2#3 #11 #5 #10 #6 P1.27X2=2.54 11-1.4 1.7 #9 #8 #7 1.000 dB/ 0.100 usec/ CH1 CENTER(MHz) 153.6000 CH2 CENTER(MHz) 153.6000 4.0 #4 1.85 #12 11-1.1 P1.27X2=2.54 1.4 #1 #2#3 7.0±0.15 10 4 Others [In-band characteristics] LOG MAG -8.200 dB DELAY 0.637 usec P1.27X2=2.54 #6 5.0±0.15 #10 #11 #12 CH1 A/R REF CH2 A/R REF Terminal land connections CH1 A/R LOG MAG REF -8.200 dB P1.27X2=2.54 6.0 SPAN(MHz) 50.000 SPAN(MHz) 50.000 [Out-of-band characteristics] 10.000 dB/ ■ Matching Circuit Ls1 #10 #4 Ls2 SAW 50Ω Cp1 Lp1 Lp2 Cp2 50Ω Others CH1 CENTER(MHz) 153.6000 - 59 - SPAN(MHz) 200.000 12A_0903_WFE23A0153CB_e