DAICO DAT38031 Datasheet
FEATURES
3 BIT
VSWR
1.8
10 - 1000 MHz
0.25 dB LSB, 1.75 dB Range
20 nSec Switching Speed
70 mV Transients
2.4 mA @ +5 VDC
14 Pin Flatpack
PART
IDENTIFICATION
.82
.015±.002 DIA
14 PLACES
.100
TYP
8
.50
7
at 25°C
2.0
14
1
CONTRASTING
COLOR BEAD
TYPICAL PERFORMANCE
I.L. (dB)
.50 TYP
.xx = .02
.xxx = .010
.20
.075
MODEL NO.
DAT38031
GaAs 3 Section Attenuator
Cont 1 Cont 2 Cont 3
E12 E11 E10
GND 1.0 dB 0.25 dB+5V 0.5 dB
"0" "1" "0"
•
•••
•
•
•
•
••••
1234567
GND GND GND GND
RF
IN/OUT
GND RF
GNDGND
•
OUT/IN
891011121314
1.51.6
1.0
1.4
0.5
1.2
1.0 0
1 4 10 10040 400 1000 3000
FREQUENCY (MHz)
CONTROL DECODING
CONTROL INPUT ATTENUATION
E12 E11 E10
0
00
0
0
0
0
1
0
1
11
001 1.0 dB
101
011
111 1.75 dB
DAICO Industries
I. LOSS
VSWR
SETTING
REFERENCE (THRU LINE)
.025 dB
0.50 dB
0.75 dB
1.25 dB
1.50 dB
GUARANTEED PERFORMANCE
Parameter Min Typ Max Units Conditions
Operating Frequency 10 1000 MHz
DC Current 2.4 5 mA At +5 VDC Supply
Control Type TTL 3 Line
Control Current
High
Low
050µA VIH = +2.0 Volts
0 -500 µA VIL = +0.8 Volts
Insertion Loss 1.4 2.0 dB
Attenuation
LSB
Range
1.75 dB 0.25, 0.50, 1.0
Accuracy
.25 dB
±0.2 dB
VSWR 1.15/1 1.6/1
Impedance 50 OHMS
Switching Speed 20 200 nSec 50% TTL or 10% / 90% RF
Transition (Rise/Fall) Time 10 100 nSec 90% / 10% or 10% / 90% RF
Switching (Video) Transients 70 100 mV Peak Value
Intercept Points
RF Power
2nd
3rd
Operate
No Damage
+60 dBm
+30 +41 dBm
+15 +10 dBm 0.1 dB Compression
+10 dBm
Operating Temperature -40 +25 +90 °CTA
See Decoding Table
Rev. - / Iss. 1
Loading...