MODEL NO.
D A 0 6 5 9
F E AT U R E S
30 - 300 MHz
1 dB LSB, 31 dB Range
Constant Phase
2.2 dB Insertion Loss
+37 dBm 3rd Order Intercept
TTL Driver
38 Pin DIP
5 BIT
D A I C O
I n d u s t r i e s
Rev. A / Iss. 1
PIN Diode 5 Section Attenuator
Parameter
Min Typ
Max Units
Conditions
Operating Frequency
30
300
MHz
DC Current
50
60
mA
At +5 VDC Supply
Control Type
TTL
5 Line
Logic "0" = Attenuation
Logic "1" = Thru
Control Current
High
1.0
10
A
VIH = +2.7 V
Low
1.0
10
A
VIL = +0.5 V
Insertion Loss
2.2
3.0
dB
100 - 200 MHz
Attenuation
LSB
1
dB
Range
0
31
dB
1, 2, 4, 8, 16
Accuracy
dB
(0.15 dB
2% of Atten.
Setting in dB)
Phase Vs. Attenuation
1.25
DEG
30 - 70 MHz
1.88
DEG
70 - 150 MHz
2.50
DEG
150 - 200 MHz
3.13
DEG
200 - 300 MHz
VSWR
1.1/1
1.22/1
Impedance
50
OHMS
Switching Speed
0.6
1
Sec
50% TTL to 90% / 10% RF
Transition (Rise/Fall) Time
90
nSec
90% / 10% or 10% / 90% RF
Switching
(Video)
Transients
1.0
V
Peak Value
Intercept Points
2nd
+70
dBm
34.8 MHz / 52.2 MHz
3rd
+37
dBm
69.6 MHz / 52.2 MHz
RF Power
Operate
+14
+10
dBm
0.1 dB Compression
No Damage
+27
dBm
Operating Temperature
-55
+25
+125
C
TA
G U A R A N T E E D P E R F O R M A N C E
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
2.5
VSWR
1.3
1.6
1.9
2.2
1.5
4.0
I.L. (dB)
2.0
2.5
3.0
3.5
FREQUENCY (MHz)
10
40
100
400
1000
"1"
CONT5
8dB
+5V GND
16dB
1dB
4dB
CONT1
CONT2
CONT4
GND
GND
"0"
"1"
"1"
IN/OUT
RF
RF
IN/OUT
GND
GND
38
37 36 35
21
20
19
14
13
11
7
5
3
2
1
GND
2dB
CONT3
"1"
9
34 33 32 31 30 29 28 27 26 25 24 23 22
GND
4
GND
6
18
17
16
15
GND
8
GND
10
GND
12
16 dB
1 dB
2 dB
4 dB
8 dB
.xx = .02
.xxx = .010
.018
.002 DIA
PART
IDENTIFICATION
.24
38 PLACES
2.00 MAX
.20
COLOR BEAD
CONTRASTING
1.800
.100 TYP
1
19
20
38
.800
1.00 MAX
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