JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50P-1891 SOLID STATE PROGRAMMABLE ATTENUATOR Frequency Range 30-3000 MHz Impedance 50 Ohms nominal Attenuation Range 0-63.5 dB in 0.5 dB steps Attenuation Steps 0.5, 1, 2, 4, 8, 16 and 32 dB VSWR 1.8:1 maximum 1.5:1 maximum Attenuation Accuracy (guaranteed monotonic) ± 0.2 dB 0.5-7.5 dB ± 0.5 dB or 2% 8.0-63.5 dB (whichever is greater) Insertion Loss 4.0 dB maximum 2.5 dB typical @ 30 MHz 3.7 dB typical @ 3000 MHz RF Input Power +20 dBm (operating) +25 dBm (no damage) Switching Speed 1 microsecond maximum 0.7 microseconds typical Spurious Emissions (1 MHz switching frequency of internal DC/DC converter) < -110dBm DC Supply +5Vdc @ 50mA nominal Control Logic (7 Lines) TTL Low for Thru Path TTL High for Attenuation DC Connector T&B #609-1007 RF Connector SMA Operating Temperature Range -40ºC to +85ºC Physical Size See outline drawing: 092-7462-07 (SMA) 092-7462-08 (SMA Male/Female) ECR/ECN # DATE REV 11/25/2009 Page 1 of 1 APPR / DATE ECR/ECN # DATE 30-800 MHz 800-3000 MHz REV APPR / DATE CLK 11/25/2009 22505 02/27/2013 C CLK 02/27/2013 26371 03/07/2016 D CLK 03/07/2016 18193 01/26/2010 A CLK 01/26/2010 19056 08/25/2010 B CLK 08/25/2010 JFW FORM E-7-F REV F