FE AT UR ES
DC - 400 MHz
2.2 dB Insertion Loss
20 mV Transients
+21 dBm 0.1 dB Compression @ 1 MHz
TTL Control
SMA Connectors
See DA0996 for 24 Pin DIP Version
RF
IN/OUT
J1
PART IDENTIFICATION
2.836
0.08
32 DB
16 DB
8 DB
4 DB
2 DB
1 DB
MODEL NO.
DAT690 51
GaAs 6 Section Attenuator
6 BIT
RF
OUT/IN
J2
•
0.08
1.586
J1
-15V
32
16
8
4
2
1
GND
+5V
J2
1.75
±.03
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
.096 DIA THRU
4 PLACES
3.00
±.03
0.54
±.03
TERMINAL, SOLDER
9 PLACES
CONNECTOR,
SMA FEMALE
2 PLACES
1
-15V
4
CONT1
5
CONT2
6
CONT3
7
CONT4
8
CONT5
9
CONT6
11
GND
12
+5V
32DB 16DB
"1"
"0"
8DB
"0"
4DB
"0"
2DB
"0"
1DB
"0"
N/C = NO INTERNAL CONNECTION
.xx = .02
.xxx = .010
GUARANTEED PERFORMANCE
I.L. (dB)
Parameter
Min Typ Max Units
DC
20
17
TTL
400
35
25
MHz
mA
mA
Conditions
At +5 VDC Supply
At -15 VDC Supply
6 Line
Logic “0” = Thru
Logic “1” = Attenuation
VIH = +2.7 V
VIL = +0.5 V
DC - 100 MHz
100 - 400 MHz
1, 2, 4, 8, 16, 32
±
(0.25 dB +2% of Atten.
Setting in dB)
DC - 100 MHz
100 - 400 MHz
50% TTL to 90% / 10% RF
90% / 10% or 10% / 90% RF
5.6 MHz / 9.5 MHz
5.6 MHz / 7.3 MHz
0.1 dB Compression
TA
VSWR
TY PI CA L P ERF O R MA N C E
at 25
°C
Operating Frequency
DC Current
Control Type
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
3.2
2.8
2.4
I. LOSS
2.0
1.6
1.2
0.8
VSWR
0.4
0
1
4
10
40
100
400
1000
Control Current
Insertion Loss
Attenuation
High
Low
LSB
Range
Accuracy
0
0
1.7
2.2
1
0
±40
±40
3.0
4.0
63
µA
µA
dB
dB
dB
dB
dB
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
1.3/1
50
70
50
20
+50
+42
+21
-55
+25
1.3/1
1.7/1
200
80
OHMS
nSec
nSec
mV
dBm
dBm
dBm
dBm
°C
Operating Temperature
+15
+30
+85
DA I C O
In d u s t r i e s
Rev. - / Iss. 1
DAICO [ DAICO INDUSTRIES, INC. ]
