AA264-87 Datasheet, PDF (4/5 Pages) Alpha Industries – GaAs IC 4 Bit Digital Attenuator 2 dB LSB Positive Control 0.5-2 GHz

GaAs IC 4 Bit Digital Attenuator 2 dB LSB Positive Control 0.5–2 GHz
AA264-87
Typical Performance Data (0, +3 V)
0
-0.5
-1.0
-1.5
-40˚C
+85˚C
-2.0
+25˚C
-2.5
-3.0
-3.5
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Insertion Loss vs. Frequency
1.0
0.5
0
-0.5
2 dB
-1.0
4 dB
-1.5
16 dB
8 dB
-2.0
30 dB
-2.5
-3.0
-3.5
-4.0
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Attenuation Accuracy
vs. Frequency (25˚C)
2.2
30 dB
2.0
16 dB
1.8
8 dB
4 dB
1.6
2 dB
1.4
1.2
1.0
0
Ins. Loss
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
VSWR vs. Frequency (25˚C)
1.0
0.5
30 dB
0
8 dB
-0.5
-1.0
2 dB
-1.5
4 dB
16 dB
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Attenuation Accuracy
vs. Frequency (85˚C)
90
80
70
60
50
40
30
30 dB
20
10
6 dB
8 dB
0
-10
0
4 dB
2 dB
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Attenuation Phase Accuracy
vs. Frequency (25˚C)
1.0
0.5
30 dB
0
-0.5
2 dB
-1.0
-1.5
4 dB
8 dB
16 dB
-2.0
-2.5
-3.0
-3.5
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Attenuation Accuracy
vs. Frequency (-40˚C)
4
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com
Specifications subject to change without notice. 9/00A