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參數(shù)資料
| 型號(hào)： | AT-280 |
| 元件分類： | 衰減器 |
| 英文描述： | 0 MHz - 2000 MHz RF/MICROWAVE VARIABLE ATTENUATOR, 2 dB INSERTION LOSS-MAX |
| 封裝： | PLASTIC, MS-012AC, SOIC-16 |
| 文件頁(yè)數(shù)： | 2/3頁(yè) |
| 文件大?。?/td> | 182K |
| 代理商： | AT-280 |
Digital Attenuator, 15.5 dB, 5-Bit
DC-2.0 GHz
AT-280
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
SOIC-16
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
—
1.1
1.3
1.5
1.8
1.3
1.5
1.8
2.0
Attenuation Accuracy 3
DC—1.0 GHz
DC—2.0 GHz
± (0.20 dB +3% of Attenuation Setting in dB) dB
± (0.30 dB +3% of Attenuation Setting in dB) dB
VSWR
(Any state)
Ratio
1.5:1
1.8:1
—
Trise, Tfall
10% to 90% RF, 90% to 10% RF
nS
—
12
—
Ton, Toff
50% Control to 90% RF, 50% Control to 10% RF
nS
—
18
—
Transients
In Band
mV
—
30
—
1 dB Compression
Input Power, 0.05 GHz
Input Power, 0.5 - 2.0 GHz
dBm
—
22
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
—
53
68
—
IP3
0.05 GHz
0.5 - 2.0 GHz
Measured Relative to Input Power
(for two-tone input power up to +5 dBm)
dBm
—
40
45
—
3. Attenuation acccuracy specifications apply with negative bias control and low inductance grounding.
Truth Table 4,5
4. 0 = Vin Low = 0 V = 0 to –0.2 V @ 20 A maximum
5. 1 = Vin High = -5 V at 20 A to -8 V at 20 A maximum
VC5
VC4
VC3
VC3 VC2 VC2 VC1
VC1
Atten.
(dB)
1
0
1
0
1
0
Reference
0
1
0
1
0
1
0
0.5 dB
1
0
1
0
1
0
1
0
1 dB
1
0
1
0
1
0
2 dB
1
0
1
0
4 dB
1
0
1
0
1
8 dB
0
1
0
1
0
1
15.5 dB
Control Inputs
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