GaAs DPDT Diversity Switch

4.5 - 6.0 GHz

MASWSS0039

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V2

3

Typical Performance Curves

Return Loss

Isolation

Insertion Loss

0

5

10

15

20

25

30

35

4.5

5.0

5.5

6.0

+25°C

-40°C

+85°C

Frequency (GHz)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

4.5

5.0

5.5

6.0

+25°C

-40°C

+85°C

Frequency (GHz)

-30

-25

-20

-15

-10

-5

0

4.5

5.0

5.5

6.0

+25°C

-40°C

+85°C

Frequency (GHz)

Circuit Block Diagram

C1 – C4 = 47pF, Logic Control Decoupling Capacitors.

**

Internal blocking capacitors are located on Port 1-Port 4.

Control

V1

Control

V2

Control

V3

Control

V4

Port 1 -

Port 3

Port 1 -

Port 4

Port 2 -

Port 4

Port 2 -

Port 3

1

0

0

0

On

Off

Off

Off

0

1

0

0

Off

On

Off

Off

0

0

1

0

Off

Off

On

Off

0

0

0

1

Off

Off

Off

On

1

0

1

0

On

Off

On

Off

0

1

0

1

Off

On

Off

On

Truth Table

3,4

3. 1 = +2.5 V to +5 V, 0 = 0 V + 0.2 V.

4. Differential voltage, V (state 1) - V (state 0), must be 2.5 V minimum and must not exceed 8 V.