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F E AT U R E S 10 - 1000 MHz 1 mA, +5 VDC 2 dB LSB, 62 dB Range 38 nSec Switching Speed 12 nSec Transition Time TTL Control 24 Pin DIP See DA0757 for Surface Mount Version
MODEL NO. DA085 7
GaAs 5 Section Attenuator
5 BIT
PART IDENTIFICATION
RF RF IN/OUT GND GND GND GND GND GND GND GND GND GND IN/OUT 24 23 22 21 20 19 18 17 16 15 14 13
1.27
*
.20 .20
* * * *
*** * *
* *
* * *
* *
* * * ** *
*
1.100 .100 TYP .018.002 DIA 24 PLACES
* * *
1
12
.600
24 13
.77
1 +5V
2 3 GND GND
4 5 6 N/C 32DB 2DB "0" "0"
7 4DB "1"
8 9 10 11 12 8DB 16DB GND GND GND "0" "0"
N/C = NO INTERNAL CONNECTION CONTRASTING COLOR BEAD .xx = .02 .xxx = .010
GUARANTEED PERFORM ANCE
I.L. (dB) VSWR
T YP IC A L P E R F OR MA NC E
at 25 C
Parameter
Operating Frequency DC Current Control Type
Min Typ Max Units
10 1 TTL 1000 5 MHz mA
Conditions
At +5 VDC Supply 5 Line Logic "0" = Thru Logic "1" = Attenuation VIH = +3.0 V VIL = +0.5 V 10 - 100 MHz 100 - 1000 MHz 2, 4, 8, 16, 32 (0.25 dB 2% of Atten. Setting in dB)
2.2
12.0
2.0
10.0
Control Current Insertion Loss Attenuation
High Low
1.8
8.0
LSB Range Accuracy
0 0 4.0 5.6 2 0
40 40 5.2 7.0 62
1.6
6.0 I. LOSS
A A dB dB dB dB dB
1.4
4.0
1.2
2.0
VSWR
VSWR Impedance Switching Speed Transition (Rise/Fall) Time Switching (Video) Transients Intercept Points 2nd
3rd
500 1000 3000
1.0
0 1 5 10 50 100
RF Power
Operate No Damage
1.2/1 50 32 18 215 +65 +44 +13 -55 +25
1.4/1 50 OHMS nSec nSec mV dBm dBm dBm dBm C 50% TTL to 90% / 10% RF 90% / 10% or 10% / 90% RF Peak Value 70 MHz / 50 MHz 35 MHz / 50 MHz 0.1 dB Compression TA
FREQUENCY (MHz)
Operating Temperature
+10 +27 +125
DA I C O In d u s t r i e s
Rev. A / Iss. 1

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