Digital Attenuator

31.0 dB, 5-Bit, TTL Driver, DC-2.0 GHz

Rev. V4

MAATCC0007

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Visit www.macomtech.com for additional data sheets and product information.

M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make

changes to the product(s) or information contained herein without notice.

3

ADVANCED:

Data Sheets contain information regarding a product M/A-COM Technology Solutions

is considering for development. Performance is based on target specifications, simulated results,

and/or prototype measurements. Commitment to develop is not guaranteed.

PRELIMINARY:

Data Sheets contain information regarding a product M/A-COM Technology

Solutions has under development. Performance is based on engineering tests. Specifications are

typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.

Commitment to produce in volume is not guaranteed.

1 dB Bit @ R, H & C

2 dB Bit @ R, H & C

4 dB Bit @ R, H & C

Typical Performance Curves

Insertion Loss @ R, H & C

1

2

3

0

500

1000

1500

2000

Fre que ncy (MHz )

+ 25°C

+ 85°C

- 40 °C

0.8

1

1.2

1.4

1.6

0

500

1000

1500

2000

Fre que ncy (MHz )

1.6

1.8

2

2.2

2.4

0

500

1000

1500

2000

Fre que ncy (MHz )

3.6

3.8

4

4.2

4.4

0

500

1000

1500

2000

Fre que ncy (MHz )

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 Table (Digital Attenuator)

C16

C8

C4

C2

C1

Attenuation

0

0

0

0

0

Loss, Reference

0

0

0

0

1

1.0 dB

0

0

0

1

0

2.0 dB

0

0

1

0

0

4.0 dB

0

1

0

0

0

8.0 dB

1

0

0

0

0

16.0 dB

1

1

1

1

1

31.0 dB

0 = TTL Low; 1 = TTL High