AA104-73 Datasheet, PDF (3/4 Pages) Alpha Industries – GaAs IC 1 Bit Digital Attenuator 32 dB 2.5 GHz

GaAs IC 1 Bit Digital Attenuator 32 dB 2.5 GHz
AA104-73
0
-5
-10
2.2 pF
-15
2.7 pF
-20
-25
-30
-35
0
3.3 pF
12 pF
0.5
1.0
1.5
2.0
2.5
Frequency (GHz)
Attenuation vs. Frequency DC–2.5 GHz
C_BP = 2.2, 2.7, 3.3 and 12 pF
2.0
2.2 pF
1.8
2.7 pF
1.6
1.4
Ins. Loss 12 pF
3.3 pF
1.2
1.0
0
0.5
1.0
1.5
2.0
2.5
Frequency (GHz)
VSWR vs. Frequency DC–2.5 GHz
C_BP = 2.2, 2.7, 3.3 and 12 pF
-15.0
-17.5
-20.0
-22.5
-25.0
-27.5
2.7 pF
3.3 pF
2.2 pF
-30.0
1.50
1.75
2.00
2.25
2.50
Frequency (GHz)
Attenuation vs. Frequency 1.5–2.5 GHz
C_BP = 2.2, 2.7, and 3.3 pF
2.0
220 pF
1.8
1.6
1.4
1500 pF ^{1000 pF}
1.2
Ins. Loss
1.0
0
0.1
0.2
0.3
0.4
0.5
Frequency (GHz)
VSWR vs. Frequency DC–0.5 GHz
C_BP = 220, 1000, 1500 pF
-20
220 pF
-24
-28
1000 pF
-32
1500 pF
-36
-40
0
0.1
0.2
0.3
0.4
0.5
Frequency (GHz)
Attenuation vs. Frequency DC–0.5 GHz
C_BP = 220, 1000, 1500 pF
C_BL (pF)
47
47
47
47
47
330
1500
10000
C_BP (pF)
2.2
2.7
3.3
12
15
220
1000
1500
Operating Frequency (GHz)
2.00–2.30
1.80–2.00
1.60–1.80
0.90–1.05
0.80–0.90
0.20–0.35
0.07–0.20
0.015–0.25
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com
3
Specifications subject to change without notice. 5/00A