CV110-1
Cellular-band High Linearity Downconverter
The Communications Edge TM
Product Information
Downconverting Application Circuit: CV110-1PCB75RX
RF = 824 – 849 MHz, IF = 75 MHz
(Targeted for Cellular-band Receive Path Downconversion Applications)
Bill of Materials
Ref. Desig.
Component
R1
42.2 Ω chip resistor,
size 0805
R2, R3, R5, C2
R16, L1, L8, L9
0 Ω chip resistor
R6, R7, C11
C12, C13, C19 DNP
C20, C21, C22
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
C14
3.9 pF chip capacitor
C15
8.2 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
L5
12 nH chip inductor
L6
22 nH chip inductor
L7
150 nH chip inductor
L10
10 nH chip inductor
F1
SAWTEK Filter 855779
824 – 849 MHz BW
D1
Jumper wire
(or 0 Ω resistor)
U1
CV110-1 WJ Converter
All components are of size 0603 unless otherwise specified.
DNP represents “Do Not Place”
Downconverting Application Circuit: CV110-1PCB75TX
RF = 869 – 894 MHz, IF = 75 MHz
(Targeted for Cellular-band Transmit Path Error Correction Feedback Applications)
Bill of Materials
Ref. Desig.
Component
R1
42.2 Ω chip resistor,
size 0805
R2, R3, R5, C2
R16, L1, L8, L9
0 Ω chip resistor
R6, R7, C11
C12, C13, C19 DNP
C20, C21, C22
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
C14
3.9 pF chip capacitor
C15
8.2 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
L5
12 nH chip inductor
L6
22 nH chip inductor
L7
150 nH chip inductor
L10
10 nH chip inductor
F1
SAWTEK Filter 855782
869 – 894 MHz BW
D1
Jumper wire
(or 0 Ω resistor)
U1
CV110-1 WJ Converter
All components are of size 0603 unless otherwise specified.
DNP represents “Do Not Place”
This document contains information on a new product.
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
July 2003