Specifications and information are subject to change without notice

WJ Communications, Inc

• Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com

Page 3 of 4 April 2005

CV111-3

UMTS-band High Linearity Downconverter

Product Information

The Communications Edge

TM

Downconverting Application Circuit: CV111-3PCB75RX

RF = 1920 – 1980 MHz, IF = 75 MHz

(Targeted for UMTS-band Receive Path Downconversion Applications)

Bill of Materials

Ref. Desig.

Component

R1

25.5

Ω chip resistor,

size 0805

R2, R3, R5

R16, C2, C14,

L1, L9

0

Ω chip resistor

R6, R7, C11

C13, C15, C19

C20, C21, C22

L5, L6, L8, L10

DNP

R8

3.3

Ω chip resistor

C1, C3, C5, C6

100 pF chip capacitor

C4, C8

1000 pF chip capacitor

C7, C10, C16

0.1

μF chip capacitor

C9

0.018

μF chip capacitor

C12

1.2 pF chip capacitor

C17

22 pF chip capacitor

L2

18 nH chip inductor

L3

120 nH chip inductor

L4

220 nH chip inductor,

size 0805

L7

150 nH chip inductor

F1

SAWTEK Filter 855938

1920 – 1980 MHz BW

D1

Jumper wire

(or 0

Ω resistor)

U1

CV111-3 WJ Converter

All components are of size 0603 unless otherwise specified.

DNP represents “Do Not Place”

Downconverting Application Circuit: CV111-3PCB75TX

RF = 2110 – 2170 MHz, IF = 75 MHz

(Targeted for UMTS-band Transmit Path Error Correction Feedback applications)

Bill of Materials

Ref. Desig.

Component

R1

25.5

Ω chip resistor,

size 0805

R2, R3, R5

R16, C2, C14,

L1, L9

0

Ω chip resistor

R6, R7, C11

C13, C15, C19

C20, C21, C22

L5, L6, L8, L10

DNP

R8

3.3

Ω chip resistor

C1, C3, C5, C6

100 pF chip capacitor

C4, C8

1000 pF chip capacitor

C7, C10, C16

0.1

μF chip capacitor

C9

0.018

μF chip capacitor

C12

1.2 pF chip capacitor

C17

22 pF chip capacitor

L2

18 nH chip inductor

L3

120 nH chip inductor

L4

220 nH chip inductor,

size 0805

L7

150 nH chip inductor

F1

SAWTEK Filter 855937

2110 – 2170 MHz BW

D1

Jumper wire

(or 0

Ω resistor)

U1

CV111-3 WJ Converter

All components are of size 0603 unless otherwise specified.

DNP represents “Do Not Place”