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