AT-280SMB View Datasheet(PDF) - Tyco Electronics
Part Name
Description
Manufacturer
AT-280SMB Datasheet PDF : 3 Pages
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Digital Attenuator, 15.5 dB, 5-Bit
DC-2.0 GHz
AT-280
V5
Electrical Specifications: TA = 25°C, Z0 = 50 Ω
Parameter
Reference Insertion Loss
Attenuation Accuracy 3
VSWR
Trise, Tfall
Ton, Toff
Transients
1 dB Compression
IP2
IP3
Test Conditions
DC—0.1 GHz
DC—0.5 GHz
DC—1.0 GHz
DC—2.0 GHz
DC—1.0 GHz
DC—2.0 GHz
(Any state)
10% to 90% RF, 90% to 10% RF
50% Control to 90% RF, 50% Control to 10% RF
In Band
Input Power, 0.05 GHz
Input Power, 0.5 - 2.0 GHz
0.05 GHz
0.5 - 2.0 GHz
Measured Relative to Input Power
(for two-tone input power up to +5 dBm)
0.05 GHz
0.5 - 2.0 GHz
Measured Relative to Input Power
(for two-tone input power up to +5 dBm)
Units
Min
Typ
Max
dB
—
1.1
1.3
dB
—
1.3
1.5
dB
—
1.5
1.8
dB
—
1.8
2.0
± (0.20 dB +3% of Attenuation Setting in dB) dB
± (0.30 dB +3% of Attenuation Setting in dB) dB
Ratio
1.5:1
1.8:1
—
nS
—
12
—
nS
—
18
—
mV
—
30
—
dBm
—
22
—
dBm
—
27
—
dBm
—
53
—
dBm
—
68
—
dBm
—
40
—
dBm
—
45
—
3. Attenuation acccuracy specifications apply with negative bias control and low inductance grounding.
SOIC-16
Truth Table 4,5
Control Inputs
VC5 VC4 VC3 VC3 VC2 VC2 VC1 VC1
Atten.
(dB)
1
1
1
0
1
01
0 Reference
0
1
1
0
1
01
0
0.5 dB
1
0
1
0
1
01
0
1 dB
1
1
0
1
1
01
0
2 dB
1
1
1
0
0
11
0
4 dB
1
1
1
0
1
00
1
8 dB
0
0
0
1
0
10
1
15.5 dB
4. 0 = Vin Low = 0 V = 0 to –0.2 V @ 20 µA maximum
5. 1 = Vin High = -5 V at 20 µA to -8 V at 20 µA maximum
2
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.
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