FA4230

Precision Supercomponents For Critical Applications FA4230 ULTRA MINIATURE 400-750 MHZ SWITCHED FILTER BANK ABSOLUTE MAXIMUM RATINGS Storage Temperature.............................-65° C to +150° C Operating Temperature.........................-55° C to +105° C Input R.F. Power..........................................+25 dBm Max. Hermeticity...........................MIL-STD-883, Method 1014 Shock...........................MIL-STD-810, Method 516,Proc. I OUTLINE DRAWING 1.35" C1 C2 GND J1 GND FEATURES • • • • • • • SHARP ATTENTUATION FAST SWITCHING - 100 NS FOUR CONTIGUOUS BANDS HIGH RELIABILITY MIL-STD-883 SCREENED 0.65 CU IN TOTAL VOLUME 1.40” X 1.35 “X 0.34 “ IN SIZE 0.09" 1.22" 0.34" 0.09" +5V -5V GND J2 GND 1.40" DESCRIPTION The Comstron Model FA4230 is a switchable filter module containing four filters, with the capability of selecting any one of the four filters with a 2 bit TTL control signal. The FA4230 offers a design having extremely high frequency selectivity, minimum switching time, and ultra miniaturized size. The FA4230 is screened to MILSTD-883 procedures and operates over the temperature range of -55° C to +105° C RF IN S P 4 T FL1 FL2 FL3 FL4 S P 4 T RF OUT HP DRIVER DECODER 2 Bit TTL Control Input FA4230 FA4230 FILTER NO.1 FILTER NO.2 20 20 0 0 ATTENUATION [dB] -20 ATTENUATION [dB] 400 500 600 700 800 -20 -40 -40 -60 -60 -80 300 ATTENUATION ATTENUATION LIMITS -80 400 ATTENUATION ATTENUATION LIMITS 480 560 640 720 800 FREQUENCY(MHz) FREQUENCY (MHz) FILTER NO.3 20 20 FILTER NO.4 0 0 ATTENUATION [dB] -20 ATTENUATION [dB] -20 -40 -40 -60 -60 -80 400 ATTENUATION ATTENUATION LIMITS 480 560 640 720 800 -80 FREQUENCY(MHz) 500 ATTENUATION ATTENUATION LIMITS 580 660 740 820 900 FREQUENCY(MHz) Table 1: SPECIFICATIONS CHARACTERISTICS Attenuation -See Graphs Above Switching Speed Insertion Loss (Includes Switches) D.C. Currents 80 nS 4 dB +5 V, 80 mA -5 V, 20 mA 1.35:1 60 dB TYPICAL - LIMITS < 100 nS < 7dB +5V, < 100mA -5V, < 20 mA < 1.5:1,(1dB BW) > 50dB V.S.W.R. (Input/ Output) Isolation Precision Supercomponents For Critical Applications 35 South Service Road Plainview, NY 11803 TEL: 516-694-6700 FAX: 516-694-2562