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參數(shù)資料
| 型號(hào)： | AT-260TR |
| 元件分類： | 衰減器 |
| 英文描述： | 0 MHz - 2000 MHz RF/MICROWAVE VARIABLE ATTENUATOR, 2.5 dB INSERTION LOSS-MAX |
| 封裝： | PLASTIC, MS-150AE, SSOP-20 |
| 文件頁(yè)數(shù)： | 2/3頁(yè) |
| 文件大?。?/td> | 191K |
| 代理商： | AT-260TR |
Digital Attenuator, 31 dB, 5-Bit
DC - 2.0 GHz
AT-260
M/A-COM Inc. and its affiliates reserve the right to make changes to the
product(s) or information contained herein without notice. M/A-COM makes
no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, nor does M/A-COM assume any liability
whatsoever arising out of the use or application of any product(s) or
information.
North America Tel: 800.366.2266 / Fax: 978.366.2266
Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macom.com for additional data sheets and product information.
V5
2
Electrical Specifications: TA = 25°C, Z0 = 50
Parameter
Test Conditions
Units
Min.
Typ.
Max.
Reference Insertion Loss
DC - 0.1 GHz
DC - 0.5 GHz
DC - 1.0 GHz
DC - 2.0 GHz
dB
—
1.6
1.7
1.9
2.2
1.8
1.9
2.2
2.5
Attenuation Accuracy 3
DC - 1.0 GHz
DC - 2.0 GHz
± (0.20 dB +3% of Atten Setting in dB) dB
± (0.30 dB +3% of Atten Setting in dB) dB
VSWR
(Any state)
Ratio
—
1.5:1
—
Trise, Tfall
10% to 90% RF, 90% to 10% RF
nS
—
8
—
Ton, Toff
50% Control to 90% RF,
50% Control to 10% RF
nS
—
15
—
Transients
In Band
mV
—
2
—
1 dB Compression
Input Power
0.05 GHz
0.5 - 2.0 GHz
dBm
—
20
27
—
IP2
0.05 GHz
0.5 - 2.0 GHz
Measured Relative to Input Power
(for two-tone input power up to +5 dBm)
dBm
—
45
60
—
IP3
0.05 GHz
0.5 - 2.0 GHz
Measured Relative to Input Power
(for two-tone input power up to +5 dBm)
dBm
—
34
50
—
3. Attenuation accuracy specifications apply with negative bias control and low inductance grounding.
Handling Procedures
Please observe the following precautions to avoid
damage:
Static Sensitivity
Gallium Arsenide Integrated Circuits are sensitive
to electrostatic discharge (ESD) and can be
damaged by static electricity. Proper ESD control
techniques should be used when handling these
devices.
Truth Table4
4. 0 = Vin Low = 0 V = 0 to -0.2 V @ 20
A maximum.
1 = Vin High = -5 V @ 20 A typical to –8 V @ 200
A
maximum.
VC5 VC4 VC4 VC3 VC3 VC2 VC2 VC1 VC1
Atten (dB)
1
0
1
0
1
0
1
0
Reference
0
1
0
1
0
1
0
1
0
1 dB
1
0
1
0
1
0
1
0
2 dB
1
0
1
0
1
0
4 dB
1
0
1
0
1
0
8 dB
1
0
1
0
1
0
1
16 dB
0
1
0
1
0
1
0
1
31 dB
Control Inputs
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