ADRF5044

Data Sheet

Rev. A | Page 12 of 14

GND

GND

1

1

RF2

RF1

J1

J2

RFC

GND

GND

AGND

AGND

R1

R2

0Ω

0Ω

VDD

VSS

V1

V2

AGND

TP1

TP5

TP2

TP3

TP4

GND

V2

V1

VDD

GND

VSS

GND

1

2

3

4

5

6

13

14

15

16

17

18

C1

100pF

C7

0.1µF

DNI

AGND

C8

0.1µF

DNI

AGND

C5

10µF

DNI

AGND

C4

0.1µF

DNI

AGND

U1

ADRF5044

AGND

AGND

AGND

C2

100pF

C3

0.1µF

DNI

C6

10µF

DNI

AGND

2345

AGND

2345

1

RFC

J3

AGND

23 45

1

RF4

J4

AGND

2 345

1

RF3

J5

AGND

2 345

1

THRU_CAL

DNI

DNI

J6

AGND

23 4 5

1

J7

AGND

2

543

Figure 25. ADRF5044-EVALZ Schematic

Table 6. Evaluation Board Components

Component

Default Value

Description

C1, C2

100 pF

Capacitors, C0402 package

C5, C6

10 μF

Capacitors C3216 package, do not install (DNI)

C3, C4, C7, C8

0.1 μF

Capacitors, C0402 package, DNI

J1 to J7

Not applicable

2.4 mm end launch connector (Southwest Microwave: 1492-04A-5)

R1, R2

0 Ω

Resistors, 0402 package

TP1 to TP5

Not applicable

Through-hole mount test point

U1

ADRF5044

ADRF5044 digital attenuator, Analog Devices, Inc.

PCB

08-042615-01

Evaluation PCB, Analog Devices