3

3 - 11

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22.5° MMIC 4-BIT DIGITAL

PHASE SHIFTER, 8 - 12 GHz

v02.0209

HMC543

Absolute Maximum Ratings

Input Power (RFin) (8-12 GHz)

+27 dBm (T= +85 °C)

Channel Temperature (Tc)

150 °C

Thermal Resistance

(channel to die bottom)

130 °C/W

Storage Temperature

-65 to +150 °C

Operating Temperature

-40 to +85 °C

ELECTROSTATIC SENSITIVE DEVICE

OBSERVE HANDLING PRECAUTIONS

Truth Table

Control Voltage

State

Bias Condition

Low (0)

-2.5 to -3.5V @ 0.4 μA Typ.

High (1)

0 to +0.3V @ 0.4 μA Typ.

Control Voltage Input

Phase Shift

(Degree)

RFIN - RFOUT

Bit

1

Bit

1

Bit

2

Bit

2

Bit

3

Bit

3

Bit

4

Bit

4

01010101

Reference

10010101

22.5

01100101

45.0

01011001

90.0

01010110

180.0

10101010

337.5

Any combination of the above states will provide a phase shift

approximately equal to the sum of the bits selected.

Phase Error vs. State

8 GHz

-20

-15

-10

-5

0

5

10

15

20

0

50

100

150

200

250

300

350

STATE (degrees)

9,10,11 & 12 GHz

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