AA102-80 Datasheet, PDF (2/5 Pages) Alpha Industries – GaAs IC 5 Bit Digital Attenuator 0.5 dB LSB Positive Control 0.5-2.5 GHz

GaAs IC 5 Bit Digital Attenuator 0.5 dB LSB Positive Control 0.5–2.5 GHz
AA102-80
Typical Performance Data (0, +5 V)
-1.00
-1.25
-1.50
-1.75
-2.00
-40˚C
+85˚C
+25˚C
-2.25
-2.50
-2.75
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
Insertion Loss vs. Frequency
58
+25˚C
56
-40˚C
54
52
-85˚C
50
48
46
44
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Attenuation (dB)
IP3 vs. Attenuation and
Temperature (500 MHz)
Compression Point vs. Attenuation,
Voltage, and Temperature
Attenuation Control ^{Input Power @ 1 dB Compression}
State Voltage (V) ⁺²⁵°C (dBm) +85°C (dBm) -40°C (dBm)
Ins. Loss
5
30.7
30.1
30.1
0.5
5
31.6
31.1
31.1
1.0
5
31.0
30.5
30.2
2.0
5
31.4
30.9
30.5
4.0
5
36.8
36.8
36.8
8.0
5
27.4
33.8
27.1
15.5
5
32.9
31.2
33.3
Frequency = 0.5–2.5 GHz
2.50
31 dB
2.25
16 dB
2.00
8 dB
4 dB _{2 dB}
1 dB
1.75
Ins. Loss
1.50
1.25
1.00
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
VSWR vs. Frequency (25˚C)
2.25
15.5 dB
2.00
8 dB
4 dB
1.75
2 dB
1.50
1.25
0.5 dB
1 dB
Ins. Loss
1.00
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
VSWR vs. Frequency (85˚C)
2.25
15.5 dB
2.00
8 dB
Ins. Loss
1.75
4 dB
2 dB
1.50
0.5 dB
1.25
1 dB
1.00
0
0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
VSWR vs. Frequency (-40˚C)
2
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com
Specifications subject to change without notice. 12/00A