F2255 datasheet(7/24 Pages) IDT

7 / 24 page

Voltage Variable RF Attenuator

50MHz to 6000MHz

Voltage Variable RF Attenuator

REV 4, January 2017

F2250NLGK

Datasheet

TYPICAL OPERATING CURVES [S2P vs. VCTRL] (-2-)

Attenuation vs. VCTRL

RF1 Return Loss vs. VCTRL

Insertion Phase

 vs. VCTRL

Attenuation Slope vs. VCTRL

RF2 Return Loss vs. VCTRL

Insertion Phase Slope vs. VCTRL

-40

-35

-30

-25

-20

-15

-10

-5

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

-40

-35

-30

-25

-20

-15

-10

-5

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

-10

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

0.5

0.7

0.9

1.1

1.3

1.5

1.7

1.9

2.1

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

-40

-35

-30

-25

-20

-15

-10

-5

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

2.4

2.6

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

-20

100

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

2.2

CTRL (V)

0.4GHz

0.7GHz

1.5GHz

2.7GHz

4.0GHz

5.0GHz

6.0GHz

(positive phase = electrically shorter)

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