FE AT UR ES
30 - 500 MHz
50 mA, +5 VDC
+40 dBm 3rd Order Intercept
0.5 dB LSB, 63.5 dB Range
TTL Control
See100C1595 for Connectorized Version
See DA0795 for Surface Mount Version
MODEL NO.
DA 0295
PIN Diode 7 Section Attenuator
7 BIT
PART
IDENTIFICATION
2.00 MAX
RF GND
GND RF
IN/OUT
IN/OUT
38
37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21
20
• • • • • • • • • • • • • • • •
32 dB
0.5 dB
1 dB
2 dB
4 dB
8 dB
16 dB
.20
.20
.018
±.002
DIA
38 PLACES
1.800
CONTRASTING
COLOR BEAD
1
• •
•
•
1
19
• •
•
•
• •
•
• •
•
••
• •
•
• •
•
•
• •
•
•
.100 TYP
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19
C5 GND GND C6
C7 GND GND
"0"
"0" "0"
D.C.
4dB
8dB 16dB
+5V GND GND
C1 GND GND C2
C3 GND GND GND C4
"0" "0"
"0"
"1"
0.5dB 1dB
2dB
32dB
.800
38
20
1.00 MAX
.xx = .02
.xxx = .010
GUARANTEED PERFORMANCE
Parameter
Min Typ Max Units
30
50
TTL
500
85
MHz
mA
Conditions
At +5 VDC Supply
7 Line
Logic “0” = Thru
Logic “1” = Attenuation
VIH = +2.7 V
VIL = +0.5 V
I.L. (dB)
VSWR
TYPI CA L P E RF O R MA N C E
a t 2 5
°C
Operating Frequency
DC Current
Control Type
1.5
10
Control Current
1.4
8
High
Low
Insertion Loss
Attenuation
LSB
Range
4.2
0.5
0
40
-400
6.0
63.5
1.3
6
Accuracy
µA
µA
dB
dB
dB
dB
1.2
4
I. LOSS
0.5, 1, 2, 4, 8, 16, 32
0.5 dB Section:
±
0.125 dB
1 - 63.5 dB Sections:
±
(0.15 dB +2% of Atten.
Setting in dB)
1.1
2
VSWR
1.0
0
10
40
100
400
1000
VSWR
Impedance
Switching Speed
Transition (Rise/Fall) Time
Switching
(Video)
Transients
Intercept Points
2nd
3rd
FREQUENCY (MHz)
RF Power
Operate
No Damage
1.2/1
50
5.5
1
100
+66
+40
+18
-55
+25
1.35/1
20
OHMS
µSec
µSec
mV
dBm
dBm
dBm
dBm
°C
50% TTL to 90% / 10% RF
90% / 10% or 10% / 90% RF
Operating Temperature
+13
+20
+125
0.1 dB Compression
TA
DA I C O
In d u s t r i e s
Rev. C / Iss. 1
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