F E AT U R E S 200 - 600 MHz SPACE Application Hermetic Package Radiation Tolerant, 100 K Rad Surface Mount
MODEL NO. CAT580 5 4
GaAs 5 Section Attenuator
5 BIT
"1" 8 dB CONT 5 14 PART IDENTIFICATION .82 .100 TYP .015 ±.002 DIA 14 PLACES .19 .075
"0" 4 dB CONT 4 13
"0" 2 dB CONT 3 12
"0" 1 dB CONT 2 11
"0" .5 dB CONT 1 10
GND 9
+5V 8
8 dB
•
4 dB
•
• • •
2 dB
1 dB
•
.5 dB
•
•
14 8 .50 1 7 .50 TYP CONTRASTING COLOR BEAD .xx = .02 .xxx = .010 1 IN/OUT RF
•
•
• •
• •
5 GND
•
•
•
••
2 GND 3 GND
4 GND
6 GND
7 OUT/IN RF
GUARANTEED PERFORM A NCE
Parameter
I.L. (dB) VSWR
Min Typ Max Units
200 0.7 CMOS 600 2.0 MHz mA
Conditions
At +5 VDC Supply 5 Line Logic “0” = Thru Logic “1” = Attenuation 3 - 5 Volts 0 - 0.5 Volts Vs. Frequency 0.5, 1, 2, 4, 8 + 0.15 dB + 3% of Atten Setting in dB - 0.35 dB -3% of Atten Setting in dB
T YP IC A L P E R F OR MA NC E
at 25 ° C
Operating Frequency DC Current Control Type
1.8
4.0
Control Current Insertion Loss Insertion Loss Flatness Attenuation
I. LOSS
1.4
High Low
1 1 1.71 0.5 0
1.6
3.0
±20 ±20 2.5 ±0.2 15.5
LSB
Range Accuracy
2.0
µA µA dB dB dB dB dB
Flatness
1.2 1.0 VSWR
VSWR Impedance Switching Speed
3000
1.33/1 50 14 12 84 +56 +37 +12 +25
±0.2 1.6/1 50
dB OHMS nSec nSec mV dBm dBm dBm dBm °C °C
1.0
0 1 4 10 40 100 400 1000
FREQUENCY (MHz)
Transition (Rise/Fall) Time Switching (Video) Transients Intercept Points 2nd
3rd
+45 +34
RF Power
Operate No Damage
Operating Temperature 0 Non-Operating Temperature -34
+10 +23 +65 +95
50% Control Signal 90% / 10% RF 10% / 90% or 90% / 10% RF Peak Value 70 / 50 MHz Inputs 35 / 50 MHz Inputs 0.1 dB Compression TA TA
DA I C O In d u s t r i e s
Rev. A / Iss. 1
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