MODEL NO.
D AT 76 287
F E AT U R E S
200 - 1000 MHz
5 dB Insertion Loss
SMA Female Connectors
0.5 dB LSB
7 BIT
D A I C O
I n d u s t r i e s
Rev. - / Iss. 1
Attenuator 7 Section
1.50
.03
1.300
.25
J1
.15
.05
.106 DIA THRU
4 PLACES
.025 DIA
12 PLACES
1.00
.03
J2
N/C
GND
8dB
16dB
1dB
0.5dB
2dB
4dB
32dB
GND
+5V
GND
1.550
.10
PART
.10
.25
IDENTIFICATION
.34
.06
CONNECTOR
SMA FEMALE
2 PLACES
.20
1.75
.03
.xx = .02
.xxx = .010
11 EQ. SP.
AT .100 CTR
(1.100)
T Y P I C A L P E R F O R M A N C E
a t 2 5
C
2.2
2.0
1.8
1.6
1.4
1.2
12
10
8
6
4
2
VSWR
I.L. (dB)
FREQUENCY (MHz)
2.4
1.0
14
0
4000
1000
400
100
40
10
I. Loss
VSWR
"0"
"0"
"0"
"0"
"0"
"0"
"1"
N/C
GND
32dB
16dB
8dB
4dB
2dB
1dB
.5dB
32dB
GND
+5V
J2
0.5dB
1dB
2dB
4dB
8dB
16dB
J1
N/C = No Internal Connection
Parameter
Min Typ
Max Units
Conditions
Operating Frequency
200
1000
MHz
DC Current
10
15
mA
At +5 VDC Supply
Control Type
TTL
7 Line
Logic "1" = Attenuation
Control Current
High
10
A
VIH = +2.7 V
Low
10
A
VIL = +0.5 V
Insertion Loss
5.2
8
dB
Attenuation
LSB
0.5
dB
Range
63.5
dB
0.5, 1, 2, 4, 8, 16, 32 dB
Accuracy
dB
(0.25dB +2% of Attenuation
Setting in dB)
VSWR
1.2/1
1.6/1
Impedance
50
OHMS
Switching Speed
1.1
1.5
Sec
50% TTL to 90% / 10% RF
Transition (Rise/Fall) Time
0.8
Sec
10% / 90% or 90% / 10% RF
Switching
(Video)
Transients
85
mV
Peak Value
Intercept Points
2nd
+68
dBm
1000 MHz / 800 MHz
3rd
+29
dBm
850 MHz / 900 MHz
RF Power
Operate
+11
+10
dBm
0.1 dB Compression
No Damage
+20
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
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