AA210-25 Datasheet, PDF (2/2 Pages) Alpha Industries – GaAs IC 4 Bit Digital Attenuator 1 dB LSB DC-2 GHz

GaAs IC 4 Bit Digital Attenuator 1 dB LSB DC–2 GHz
AA210-25
Typical Performance Data (0, -5 V)
4
3
2
1
0
0
0.5
1
1.5
2.0
Frequency (GHz)
Insertion Loss vs. Frequency
18
12
6
0
0
0.5
1.0
1.5
2.0
Frequency (GHz)
Attenuation vs. Frequency (All States)
Truth Table
V₁ V₂ V₃ V₄ V₅ V₆ V₇ V₈
1 dB
2 dB 4 dB 8 dB
-5 0 -5 0 -5 0 -5 0
0 -5 -5 0 -5 0 -5 0
-5 0 0 -5 -5 0 -5 0
-5 0 -5 0 0 -5 -5 0
-5 0 -5 0 -5 0 0 -5
0 -5 0 -5 0 -5 0 -5
Attenuation
J₁–J₂
Reference I. L.
1 dB
2 dB
4 dB
8 dB
15 dB
2.0
1.8
1.6
8 dB State
1.4
4 dB State
1 dB State
1.2
Insertion Loss
1.0
0
0.5
1
2 dB State
15 dB State
1.5
2.0
Frequency (GHz)
VSWR vs. Frequency
Absolute Maximum Ratings
Characteristic
Value
RF Input Power
1.5 W > 500 MHz 0/-8 V
0.5 W @ 50 MHz 0/-8 V
Control Voltage
+0.2 V, -8 V
Operating Temperature
-40°C to +85°C
Storage Temperature
-65°C to +150°C
Note: Exceeding these parameters may cause irreversible damage.
Pin Out
J1 GND GND GND GND GND GND J2
16 15
14
13
12
11
10
9
8 dB
4 dB
2 dB
1 dB
1
2
3
4
5
6
7
8
V8 V7 V6 V5 V4 V3 V2 V1
2
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [e-mail] • www.alphaind.com
Specifications subject to change without notice. 10/99A