The Communications Edge TM
CV210-1
Preliminary Information
Cellular-band Dual-Branch Downconverter
Product Features
Product Description
Functional Diagram
27
25
23
•
High dynamic range downconverter
with integrated LO driver and IF
amplifiers
Dual channels for diversity
+27 dBm Input IP3
+12 dBm Input P1dB
11.5 dB Noise Figure
RF: 806 - 915 MHz
IF: 70 - 120 MHz
Low-side LO downconverter
Single supply operation (+5 V)
6 x 6 mm QFN SMT package
The CV210-1 is a dual-channel high-linearity
IF
downconverter
designed
to
meet
the
21
1
+Vcc
performance, functionality, and cost goals of
current and next generation mobile infrastructure
basestations.
8
IF amp
RF
•
•
•
•
•
•
•
•
•
17
LO driver amp
IF amp
It is ideally suited for high dynamic range
receiver front ends using diversity receive
channels. The module is implemented in reliable
GaAs MESFET technology and requires only a
small 6x6 mm footprint.
RF
7
IF
9
11
13
Top View
Typical
applications
include
frequency
downconversion used in CDMA/GSM/TDMA,
CDMA2000, W-CDMA, and EDGE 2.5G and
3G mobile base transceiver stations.
Actual Size
CV
Specifications1
Parameters
Units
Minimum
Typical
Maximum
Comments
RF Frequency Range
LO Frequency Range
IF Frequency Range
IF Bandwidth
SSB Conversion Gain
Input IP3
Input IP2
Input 1 dB Compression Point
Noise Figure
LO Input Drive Level
LO-RF Isolation
LO-IF Isolation
Branch-Branch Isolation
Return Loss: RF Port
Return Loss: LO Port
Return Loss: IF Port
Operating Supply Voltage
Supply Current
MHz
MHz
MHz
%
806
730
70
915
795
120
20
10
dB
8
12
dBm
dBm
dBm
dB
∆f = 1 MHz @ RFin = 0 dBm / tone
+27
+32
+12
11.5
0
12.5
+2.5
dBm
dB
-2.5
PLO = 0 dBm
PLO = 0 dBm
9
dB
30
dB
35
dB
14
dB
14
dB
14
V
+4.75
+5.25
460
+5
380
mA
1
Specifications when using application specific circuit with a low side LO = 0 dBm in a downconverting application at 25°C.
Absolute Maximum Rating2
Ordering Information
Parameters
Rating
Part No.
Description
Operating Case Temperature
Storage Temperature
CV210-1
Cellular-band Dual-Branch Downconverter
-40° to +85 °C
-65° to +100 °C
+150 °C
Maximum Junction Temperature
2
Operation of this device above any of these parameters may cause permanent damage.
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: 408-577-6620 • e-mail: sales@wj.com • Web site: www.wj.com
May 2002