3

3 - 13

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Pad Number

Function

Description

Interface Schematic

1, 3, 12, 14

GND

These pins and die bottom

must be connected to RF/DC ground.

2

RFIN

This port is matched to 50 Ohms.

4, 7, 9, 11

BIT3, BIT1,

BIT2, BIT4

Non-Inverted Control Input. See truth table

and control voltage tables.

5, 6, 8, 10

BIT3, BIT1

BIT2, BIT4

Inverted Control Input. See truth table

and control voltage tables.

13

RFOUT

This port is matched to 50 Ohms.

Pad Descriptions

Application Circuit

22.5° MMIC 4-BIT DIGITAL

PHASE SHIFTER, 8 - 12 GHz

v01.0507

HMC543