Custom MMIC

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ver 1.5 0719

CMD176P4

13-17 GHz 4-Bit Digital Phase Shifter

Pin Description

Pin Diagram

Pad

Function

Description

Schematic

1-4, 7-12, 15-19,

24

N/C

No connection required. These pins may

be connected to RF / DC ground

6

RF in

DC blocked and 50 ohm matched

13

RF out

DC blocked and 50 ohm matched

20

22.5

22.5° control input

21

45

45° control input

22

90

90° control input

23

180

180° control input

5, 14 and die pad-

dle

Ground

Connect to RF / DC ground

RF in

RF out

RF in

RF out

GND

Vdd

Vgg

Vdd

Vgg

Vdd

1

2

3

4

For CMD146

RF in

LFT1

LFT2

RF out & Vdd

LFT3

LFT4

3 bit

4 dB

4 dB

45 deg

45 deg

Vgg

Vdd

Vgg

Vdd

Vdd

Vdd

Vdd (+)

Vgg (-)

RF in

RF out

Port B

Port A

Vctl

5

4 bit

Vctl

Vctl

RF

V

dd

out

RF

in

Functional Description

RF in

RF out

GND

Vdd

Vgg

Vdd

Vgg

Vdd

1

2

3

4

For CMD146

RF in

LFT1

LFT2

RF out & Vdd

LFT3

LFT4

3 bit

4 dB

4 dB

45 deg

45 deg

Vgg

Vdd

Vgg

Vdd

Vdd

Vdd

Vdd (+)

Vgg (-)

RF in

RF out

Port B

Port A

Vctl

5

4 bit

Vctl

Vctl

RF

V

dd

out

RF

in

Vgg

GB

LO

RF

IF

Vgg

400 ohm

20 ohm

To Gates

Ven

Vdet

RF in

ACG1

RF out & Vdd

ACG2

Vgg2

RF in

1

2

3

5

6

7

RF in

Vgg

0.01 uF

0.01 uF

0.01 uF

100 pF

4

Vdd

RF out

RF out & Vdd

ACG1

Vee

Vctl

Vctrl1

Vctrl2

Vctl