AT-260_1 MACOM [Tyco Electronics], AT-260_1 Datasheet - Page 2

• Manufacturer Part Number: AT-260_1
• Description: Digital Attenuator 31 dB, 5-Bit DC-2.0 GHz
• Manufacturer: MACOM [Tyco Electronics]

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.
Digital Attenuator, 31 dB, 5-Bit
DC - 2.0 GHz
Truth Table
4. 0 = Vin Low = 0 V = 0 to -0.2 V @ 20 µA maximum.
Electrical Specifications: T
3. Attenuation accuracy specifications apply with negative bias control and low inductance grounding.
VC5 VC4 VC4 VC3 VC3 VC2 VC2 VC1 VC1
1
0
1
1
1
1
0
1 = Vin High = -5 V @ 20 µA typical to –8 V @ 200 µA
maximum.
Reference Insertion Loss
Attenuation Accuracy
1 dB Compression
1
1
0
1
1
1
0
Parameter
Trise, Tfall
Transients
Ton, Toff
VSWR
0
0
1
0
0
0
1
IP
IP
2
3
4
1
1
1
0
1
1
0
Control Inputs
0
0
0
1
0
0
1
3
1
1
1
1
0
1
0
0
0
0
0
1
0
1
(for two-tone input power up to +5 dBm)
(for two-tone input power up to +5 dBm)
1
1
1
1
1
0
0
A
Measured Relative to Input Power
Measured Relative to Input Power
10% to 90% RF, 90% to 10% RF
= 25°C, Z
50% Control to 90% RF,
0
0
0
0
0
1
1
50% Control to 10% RF
Test Conditions
Atten (dB)
DC - 0.1 GHz
DC - 0.5 GHz
DC - 1.0 GHz
DC - 2.0 GHz
DC - 1.0 GHz
DC - 2.0 GHz
0.5 - 2.0 GHz
0.5 - 2.0 GHz
0.5 - 2.0 GHz
Reference
Input Power
(Any state)
0.05 GHz
0.05 GHz
0.05 GHz
16 dB
31 dB
1 dB
2 dB
4 dB
8 dB
In Band
0
= 50 Ω
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Visit www.macom.com for additional data sheets and product information.
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.
± (0.20 dB +3% of Atten Setting in dB) dB
± (0.30 dB +3% of Atten Setting in dB) dB
Units
Ratio
dBm
dBm
dBm
dBm
dBm
dBm
mV
dB
dB
dB
dB
nS
nS
Min.
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—
—
—
—
—
Typ.
1.5:1
1.6
1.7
1.9
2.2
15
20
27
45
60
34
50
8
2
Max.
AT-260
1.8
1.9
2.2
2.5
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V5