AT-232-PIN Datasheet, PDF (3/4 Pages) Tyco Electronics – Digital Attenuator, 30.0dB, 4-Bit, TTL Driver, DC - 2.0 GHz

Digital Attenuator
30.0 dB, 4-Bit, TTL Driver, DC-2.0 GHz
RoHS
Compliant
AT-232-PIN
V4
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.
Typical Performance Curves
Ref. Insertion Loss vs. Frequency
- 5 5 °C
+ 2 5 °C
+ 8 5 °C
4
3
2
1
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
Attenuation Accuracy vs. Frequency
2 dB 16 dB 4 dB
8 dB 30 dB
3.00
2.50
2.00
1.50
1.00
0.50
0.00
- 0.50
- 1.00
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
3
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.
Truth Table (Digital Attenuator)
Control Inputs
/VC4 VC4 /VC3 VC3 /VC2 VC2 /VC1 VC1 Atten.
(dB)
-5V 0V -5V 0V -5V 0V -5V 0V Ref.
0V -5V -5V 0V -5V 0V -5V 0V 2 dB
-5V 0V 0V -5V -5V 0V -5V 0V 4 dB
-5V 0V -5V 0V 0V -5V -5V 0V 8 dB
-5V 0V -5V 0V -5V 0V 0V -5V 16 dB
0V -5V 0V -5V 0V -5V 0V -5V 30 dB
VSWR vs. Frequency
2 dB
1.6
4 dB 8 dB 16 dB 3 0 dB Inse rtion Loss
1.5
1.4
1.3
1.2
1.1
1.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
• North America Tel: [phone] / Fax: [phone]
• Europe Tel: [phone] / Fax: [phone]
• Asia/Pacific Tel: [phone] / Fax: [phone]
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