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| F E AT U R E S 10 - 1000 MHz 0.8 mA, +5 VDC 1 dB LSB, 15 dB Range 20 nSec Switching Speed 12 nSec Rise Time TTL Control 12 Pin TO-8 Package See DA0784-1 For Surface Mount Package MODEL NO. DA0984- 1 GaAs 4 Section Attenuator 4 BIT PART IDENTIFICATION .55 DIA RF IN/OUT 7 8 dB 4 dB 2 dB 1 dB RF OUT/IN 3 * .20 .25 * * * * * * * .60 .100 TYP .018.002 DIA 12 PLACES 12 1 2,4-6,8 9 10 GND +5V CONT 4 8 dB "1" 11 CONT 3 4 dB "0" 12 CONT 2 2 dB "0" 1 CONT 1 1 dB "0" .200 TYP 45 .200 .400 GUARANTEED PERFORM ANCE Parameter Min Typ Max Units 10 0.8 TTL 1000 2.0 MHz mA Conditions At +5 VDC Supply 4 Line Logic "0" = Thru Logic "1" = Attenuation VIH = +2.7 Volts VIL = 0.5 Volts MHz 1, 2, 4, 8 +0.15 dB +2% of Atten. Setting in dB -0.35 dB +2% of Atten. Setting in dB T YP I CA L P E R F OR MA NC E at 25 C Operating Frequency DC Current Control Type 2.2 3.0 I.L. (dB) VSWR Control Current 2.0 2.5 High Low 1.8 2.0 I.L. (dB) Insertion Loss Attenuation LSB Range Accuracy 0 0 1.9 1 15 20 20 2.5 A A dB dB dB dB 1.6 1.5 1.4 1.0 VSWR 1.2 0.5 1.0 0 1 4 10 40 100 FREQUENCY (MHz) 400 1000 3000 VSWR Impedance Switching Speed Transition (Rise/Fall) Time Switching (Video) Transients Intercept Points 2nd 3rd RF Power Operate No Damage 1.2/1 50 20 12 48 +54 +38 +9 +14 -55 +25 1.6/1 30 OHMS nSec nSec mV dBm dBm dBm dBm dBm C 50% TTL - 90% / 10% RF 10% / 90% - 90% / 10% RF Peak Value 70 MHz / 50 MHz 35 MHz / 50 MHz 0.1 dB Compression (<50 MHz) 0.1 dB Compression (>50 MHz) TA Operating Temperature +6 +10 +23 +85 DA I C O In d u s t r i e s Rev. C / Iss. 1 |
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