FE AT UR ES
DC - 500 MHz
1.7 dB Insertion Loss
38 mV Transients
+18 dBm 0.1 dB Compression at 1 MHz
TTL Control
24 Pin DIP
See DAT58032 for 24 Pin Flatpack
MODEL NO.
DA 0953
GaAs 5 Section Attenuator
5 BIT
PART IDENTIFICATION
RF
RF
IN/OUT GND GND GND GND GND GND GND GND GND GND IN/OUT
24
23
22
21
20
19
18
17
16
15
14
13
1.27
16 DB
•
•
1 DB
• • •
2 DB
•
•
4 DB
•
•
•
8 DB
.20
.20
•
•
1.100
.100 TYP
.018±.002 DIA
24 PLACES
•
•
•
•
•
•
•
•
•
•
•
•
•
•
1
+5V
2
3
GND GND
4
N/C
5
1DB
"0"
6
2DB
"0"
7
4DB
"0"
1
12
8
9
10
11
12
8DB 16DB GND GND -15V
"1"
"0"
.600
24
13
.77
N/C = NO INTERNAL CONNECTION
CONTRASTING
COLOR BEAD
.xx = .02
.xxx = .010
G U ARANT E ED PE RF ORM ANCE
Parameter
Operating Frequency
DC Current
Min Typ Max Units
DC
15
12
TTL
500
30
25
MHz
mA
mA
Conditions
At +5 VDC Supply
At -15 VDC Supply
5 Line
Logic “0” = Thru
Logic “1” = Attenuation
VIH = +2.7 V
VIL = +0.5 V
DC - 100 MHz
100 - 500 MHz
5 - 15 MHz
0.1 - 60 MHz
1, 2, 4, 8, 16
±
(0.25 dB
±
2% of Atten.
Setting in dB)
VSWR
I.L. (dB)
TYPICA L PE R F O R MA N CE
at 25
°C
Control Type
2.0
2.5
Control Current
1.8
2.0
I. LOSS
1.6
1.5
High
Low
Insertion Loss
Insertion Flatness
Attenuation
LSB
Range
Accuracy
0
0
1.2
1.7
±0.02
±0.15
1
0
±40
±40
2.0
3.0
±0.2
±0.5
31
1.4
1.0
µA
µA
dB
dB
dB
dB
dB
dB
dB
1.2
0.5
VSWR
VSWR
Impedance
Switching Speed
Transition (Rise/Fall) Time
Switching
(Video)
Transients
Intercept Points
2nd
3rd
1.0
0
1
4
10
40
100
400
1000
FREQUENCY (MHz)
+30
RF Power
Operate
No Damage
1.1/1
1.4/1
50
100
40
38
+76
+45
+18
+25
1.3/1
1.6/1
200
60
OHMS
nSec
nSec
mV
dBm
dBm
dBm
dBm
°C
DC - 100 MHz
100 - 500 MHz
50% TTL - 90% / 10% RF
90% / 10% - 10% / 90% RF
Peak Value
70 MHz / 50 MHz
35 MHz / 50 MHz
0.1 dB Compression
TA
Operating Temperature
-55
+13
+23
+125
DA I C O
In d u s t r i e s
Rev. C / Iss. 1
DAICO [ DAICO INDUSTRIES, INC. ]
