MICROWAVE CORPORATION

14 - 147

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12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373

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14

-5

-4

-3

-2

-1

0

012

3

456

7

8

9

RF1

RF2

FREQUENCY (GHz)

-25

-20

-15

-10

-5

0

012

3

456

7

8

9

RFC

RF1,2 On

RF1,2 Off

FREQUENCY (GHz)

GaAs MMIC SUB-HARMONICALLY PUMPED MIXER 17 - 25 GHz

HMC270MS8G

Return Loss

Insertion Loss

Isolation

v02.0701

GaAs MMIC SPDT SWITCH

NON-REFLECTIVE, DC - 8.0 GHz

-70

-60

-50

-40

-30

-20

-10

0

012

3

456

7

8

9

RF1

RF2

FREQUENCY (GHz)

0.1 and 1 dB Input Compression Point

Input Third Order Intercept Point

18

19

20

21

22

23

24

25

26

012

3

456

7

8

9

1 dB Compression Point

0.1 dB Compression Point

FREQUENCY (GHz)

25

30

35

40

45

012

3

456

7

8

9

FREQUENCY (GHz)

Truth Table

Control Voltages

RFC, RF1, & RF2 should be at <100 mV DC potential.

Otherwise, DC blocking capacitors are recommended.

Choose value for lowest frequency of operation.

Do not “HOT” switch power levels >+13 dBm (Vctl = 0/-5Vdc)

Control Input

Signal Path State

A

B

RFC to RF1

RFC to RF2

High

Low

ON

OFF

Low

High

OFF

ON

State

Bias Condition

Low

0 to -0.2V @ 10 uA Typ.

High

-5V @ 35 uA Typ. to -7V @ 100 uA Typ (±0.5 Vdc)