GaAs IC 5 Bit Digital Attenuator 0.5 dB LSB DC–2 GHz

AA280-25

4

Alpha Industries, Inc. [781] 935-5150

• Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com

Specifications subject to change without notice. 11/00A

Frequency (GHz)

Insertion Loss vs. Frequency

0

0.5

1.0

1.5

2.0

-2.00

-1.75

-1.50

-1.25

-1.00

-0.75

-0.50

+25˚C

85˚C

-40˚C

VSWR vs. Frequency (25˚C)

Frequency (GHz)

0

0.5

1.0

1.5

2.0

1.0

1.1

1.2

1.3

1.4

1.5

Ins. Loss

0.5 dB

1 dB

2 dB

4 dB

8 dB

15.5 dB

Frequency (GHz)

Attenuation Accuracy

vs. Frequency (25˚C)

0

0.5

1.0

1.5

2.0

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

0.5 dB

1 dB

2 dB

4 dB

8 dB

15.5 dB

Frequency (GHz)

Attenuation Accuracy

vs. Frequency (85˚C)

0

0.5

1.0

1.5

2.0

-0.6

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

0.5 dB

1 dB

2 dB

4 dB

8 dB

15.5 dB

Frequency (GHz)

Attenuation Phase Accuracy

vs. Frequency (25˚C)

0

0.5

1.0

1.5

2.0

-5

0

5

10

15

20

25

0.5 dB

1 dB

2 dB

4 dB

8 dB

15.5 dB

Frequency (GHz)

Attenuation Accuracy

vs. Frequency (-40˚C)

0

0.5

1.0

1.5

2.0

-0.5

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0.5

0.5 dB

1 dB

2 dB

4 dB

8 dB

15.5 dB

Typical Performance Data (0, -3 V)