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參數資料
| 型號： | AV141-321 |
| 廠商： | Alpha Industries, Inc. |
| 英文描述： | GaAs IC 25 dB Voltage Variable Attenuator 2.7-4.0 GHz |
| 中文描述： | 砷化鎵集成電路25分貝電壓可變衰減器2.7-4.0千兆赫 |
| 文件頁數： | 1/3頁 |
| 文件大小： | 543K |
| 代理商： | AV141-321 |
Alpha Industries, Inc.
[978] 241-7000
Fax
[978] 241-7906
Email
sales@alphaind.com
www.alphaind.com
Specifications subject to change without notice. 1/02A
1
GaAs IC 25 dB Voltage
Variable Attenuator 2.7–4.0 GHz
Features
■
Power Control for 3.5 GHz Fixed
Wireless Applications
■
Minimum 25 dB Attenuation
■
Positive 0.2–1.2 V Control Voltage
■
QFN-12 3 x 3 mm Package
■
Low Cost
■
No External Components Needed
AV141-321
Description
The AV141-321 is a GaAs IC PHEMT voltage variable
attenuator that has been designed for WLAN applications.
Operating from 2.7–4.0 GHz, the AV141-321 is ideal for
low cost applications such as 3.5 GHz fixed wireless LAN
power control applications.
Parameter
Frequency
2.7–4.0 GHz
2.7–4.0 GHz
2.7–4.0 GHz
Min.
Typ.
0.7
30
1.5
Max.
1.0
Unit
dB
dB
Insertion Loss (V
C
= 1.2 V)
Maximum Attenuation (V
C
= 0.2 V)
VSWR — All Ports
25
1.8
Electrical Specifications at 25°C
Parameter
Condition
Frequency
Min.
80
Typ.
50
150
25
13
Max.
Unit
ns
ns
mV
dBm
Switching Characteristics
Rise, Fall (10/90% or 90/10% RF)
On, Off (50% CTL to 90/10% RF)
Video Feedthru
Maximum Input Power
for < 1 dB Attenuation Variation
Input 3rd Order Intercept Point (IIP3)
Control Voltage
2.7–4.0 GHz
2.7–4.0 GHz
20
dBm
V
0.2
1.2
Operating Characteristics at 25°C (0, +1.2 V)
Characteristic
Value
RF Input Power
1 W Max. > 500 MHz
Control Voltage
-0.2 V, +6 V
Operating Temperature
-40°C to +85°C
Storage Temperature
-65°C to +150°C
Absolute Maximum Ratings
1. All measurements made in a 50
system, unless otherwise specified.
2. For worst case state.
1. All measurements made in a 50
system, unless otherwise specified.
2. For worst case state.
Preliminary
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