Page 1
FEATURES
1 BIT
.530±.010
.530±.010
.100
.200
20 - 700 MHz
0.4 mA, +5 VDC
22 nSec Switching Speed
10 nSec Rise Time
10, 20, or 30 dB Steps
TTL Driver
SHADED AREA IS
METALIZED GND PLANE
(GOLD PLT)
.060±.010
1
3
4
C
L
6
.100
.135±.010
7
12
10
9
C
L
.200
.520 MAX
.025
GND PLANE AND BOTTOM
SURFACE OF LEADS ARE
FLUSH WITH SAME SURFACE
SQ.
.360
SQ.
12
.080 TYP
.005±.002
TYP
1
.015 TYP
.043 TYP
.340
.380
SQ. SQ.
.060±.010
TYP
.xx = .02
.xxx = .005
RF
OUT/IN
MODEL NO.
DAT15015
GaAs 1 Section Attenuator
9
••
•
•••••••
4
+5V
6
CONT ”0”
GND GND
1
IN/OUT
RF
111023578
12
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
VSWR
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
I.L. (dB)
0
TYPICAL PERFORMANCE
41
TABULATION CHART
Part Number Attenuation
DAT15015 10 dB ± .35 dB
DAT15016 20 dB ± .55 dB
DAT15017 30 dB ± .75 dB
at 25°C
10
40
FREQUENCY (MHz)
I.LOSS
VSWR
100
GUARANTEED PERFORMANCE
Parameter Min Typ Max Units Conditions
Operating Frequency 20 700 MHz
DC Current 0.2 1.0 mA At +5 VDC Supply
Control Type TTL 1 Line, Reverse Logic Available
Control Current
High
Low
0 ±20 µA VIH = +3.0 V
0 ±20 µA VIL = +0.5 V
Insertion Loss 1.0 1.5 dB
Attenuation
LSB
Range
dB See Table
Accuracy
VSWR 1.1/1 1.25/1
Impedance 50 OHMS
Switching Speed 20 35 nSec 50% TTL to 90% / 10% RF
Transition (Rise/Fall) Time 10 nSec 90% / 10% or 10% / 90% RF
Switching (Video) Transients 45 mV Peak Value
Intercept Points
1000400
RF Power
2nd
3rd
Operate
No Damage
+68 dBm 140 MHz / 200 MHz
+35 dBm 140 MHz / 100 MHz
+12 +10 dBm 0.1 dB Compression
+27 dBm
Operating Temperature -55 +25 +125 °CTA
Logic “0” = Thru
Logic “1” = Attenuation
dB See Table
dB See Table
DAICO Industries
Rev. A / Iss. 1
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