MODEL NO.
D A 0 8 4 4
F E AT U R E S
100 - 200 MHz
50 mA, +5 VDC
1 dB LSB, 63 dB Range
TTL Control
38 Pin DIP
6 BIT
D A I C O
I n d u s t r i e s
Rev. A / Iss. 1
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
PIN Diode 6 Section Attenuator
.xx = .02
.xxx = .010
COLOR BEAD
CONTRASTING
1.800
.100 TYP
1
19
20
38
.800
1.00 MAX
PART
IDENTIFICATION
.20
2.00 MAX
.20
.018
.002 DIA
38 PLACES
"0"
CONT6
16DB
+5V
GND
32DB 1DB
2DB 4DB 8DB
CONT1 CONT2
CONT3 CONT4 CONT5
GND
"1"
"0"
"0"
"0"
"0"
OUT/IN
RF
RF
IN/OUT
GND
GND
38
37 36 35
21
20
15
12
10
9
8
6
5
3
2
1
34 33 32 31 30 29 28 27 26 25 24 23 22
19
18
17
16
14
13
4
7
GND
11
GND
16 DB
32 DB
1 DB
2 DB
4 DB
8 DB
Parameter
Min Typ
Max Units
Conditions
Operating Frequency
100
200
MHz
DC Current
50
85
mA
At +5 VDC Supply
Control Type
TTL
6 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
2.5
7.0
dB
Attenuation
LSB
1
dB
Range
0
63
dB
1, 2, 4, 8, 16, 32
Accuracy
dB
(0.25 dB +2% of Atten.
Setting in dB)
VSWR
1.25/1
1.4/1
Impedance
50
OHMS
Switching Speed
10
50
Sec
50% TTL to 90% / 10% RF
Transition (Rise/Fall) Time
5
Sec
90% / 10% or 10% / 90% RF
Switching
(Video)
Transients
100
mV
Peak Value
RF Power
Operate
+18
+13
dBm
0.1 dB Compression
No Damage
+20
dBm
Operating Temperature
-40
+25
+85
C
TA
G U A R A N T E E D P E R F O R M A N C E
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