Parameter
Min Typ
Max Units
Conditions
Operating Frequency
5
1000
MHz
DC Current
0.4
1.0
mA
At +5 VDC Supply
Control Type
TTL
1 Line
Logic "0" = Thru
Logic "1" = Attenuation
Control Current
High
0
20
A
VIH = +3.0 V
Low
0
20
A
VIL = +0.5 V
Insertion Loss
0.9
1.2
dB
5 - 200 MHz
1.4
2.0
dB
200 - 1000 MHz
Attenuation
LSB
dB
10
Range
0
10
dB
Accuracy
dB
(0.25 dB +2% of Atten.
Setting in dB)
VSWR
1.2/1
1.35/1
Impedance
50
OHMS
Switching Speed
30
50
nSec
50% TTL to 90% / 10% RF
Transition
(Rise/Fall)
Time
20
nSec
10% / 90% - 90% / 10% RF
Switching
(Video)
Transients
45
mV
Peak Value
Intercept Points
2nd
+73
dBm
70 MHz / 50 MHz
3rd
+48
dBm
35 MHz / 50 MHz
RF Power
Operate
+13
+10
dBm
0.1 dB Compression
No Damage
+30
dBm
Operating Temperature
-55
+25
+125
C
TA
5
GND
RF
OUT/IN
4
8
+5V
RF
IN/OUT
CONT "0"
7
1
2
3
6
CONTRASTING COLOR BEAD
.38
.15 TYP
.040
.12
8
5
4
1
PART
IDENTIFICATION
.100 TYP
.38
.015
.002 DIA
8 PLACES
VSWR
I. LOSS
I.L. (dB)
VSWR
1000
400
100
40
10
4
1
2.0
1.8
0.5
1.0
1.5
1.6
1.4
1.2
1.0
0
FREQUENCY (MHz)
3000
T Y P I C A L P E R F O R M A N C E
a t 2 5
C
MODEL NO.
D A 0 9 4 4 - 1 0
GaAs 1 Section Attenuator
F E AT U R E S
5 - 1000 MHz
0.4 mA, +5 VDC
TTL Control
0.380 Sq. Package
1 BIT
G U A R A N T E E D P E R F O R M A N C E
D A I C O
I n d u s t r i e s
Rev. A / Iss. 1
.xx = .02
.xxx = .010
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