AA280 Alpha Industries, AA280 Datasheet - Page 2

• Manufacturer Part Number: AA280
• Description: GaAs IC 5 Bit Digital Attenuator 0.5 dB LSB DC-2 GHz
• Manufacturer: Alpha Industries

GaAs IC 5 Bit Digital Attenuator 0.5 dB LSB DC–2 GHz
Typical Performance Data (0, -5 V)
Compression Point vs. Attenuation,
Voltage, and Temperature
2
Attenuation
Ins. Loss
15.5 dB
0.5 dB
1.0 dB
2.0 dB
4.0 dB
8.0 dB
State
-0.50
-0.75
-1.00
-1.25
-1.50
-1.75
-2.00
58
56
54
52
50
48
46
IP3 vs. Attenuation and Temperature
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Voltage (V) + 25°C (dBm) +85°C (dBm) -40°C (dBm)
0
Control
Insertion Loss vs. Frequency
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com
-5
-5
-5
-5
-5
-5
-5
-40˚C
+25˚C
0.5
Frequency (GHz)
Attenuation (dB)
Input Power @ 1 dB Compression
28.30
28.50
28.70
28.40
32.90
36.80
32.70
1.0
+85˚C
+85˚C
28.10
28.30
28.70
28.30
32.90
36.80
32.10
-40˚C
1.5
Specifications subject to change without notice. 11/00A
+25˚C
29.10
29.40
29.60
29.10
33.90
36.80
32.80
2.0
1.5
1.4
1.3
1.2
1.1
1.0
1.5
1.4
1.3
1.2
1.1
1.0
1.5
1.4
1.3
1.2
1.1
1.0
0
0
0
VSWR vs. Frequency (25˚C)
VSWR vs. Frequency (-40˚C)
VSWR vs. Frequency (85˚C)
15.5 dB
15.5 dB
1 dB
1 dB
15.5 dB
1 dB
0.5
0.5
0.5
Frequency (GHz)
Frequency (GHz)
Frequency (GHz)
0.5 dB
0.5 dB
8 dB
0.5 dB
8 dB
8 dB
1.0
1.0
1.0
4 dB
Ins. Loss
Ins. Loss
4 dB
4 dB
Ins. Loss
1.5
1.5
1.5
2 dB
2 dB
AA280-25
2 dB
2.0
2.0
2.0