CV221-2A Datasheet, PDF (4/5 Pages) WJ Communication. Inc. – 1.9 - 2.4 GHz Dual-Branch Downconverter

CV221-2A
1.9 – 2.4 GHz Dual-Branch Downconverter
The Communications Edge ^TM
Product Information
Typical Downconversion Performance Plots
Performance using the circuitry on the CV221-2APCB240 Evaluation Board
Conversion Loss vs RF Frequency vs Temperature
LO = 0 dBm, IF = 240 MHz, low-side LO
10
Input IP3 vs RF Frequency vs Temperature
LO = 0 dBm, IF = 240 MHz, low-side LO
32
9
30
8
28
7
26
6
-40 °C +25 °C +85 °C
5
1800 1900 2000 2100 2200 2300
RF Frequency (MHz)
24
22
1800
-40 °C +25 °C +85 °C
1900 2000 2100 2200 2300
RF Frequency (MHz)
R-I Isolation vs RF Frequency
30
L-R Isolation vs LO Frequency
Referenced with LO = 0 dBm
25
L-I Isolation vs LO Frequency
Referenced with LO = 0 dBm
35
25
20
30
20
15
25
15
10
20
10
-40 °C +25 °C +85 °C
5
1900 1950 2000 2050 2100 2150 2200
RF Frequency (MHz)
5
-40 °C +25 °C +85 °C
0
1500 1600 1700 1800 1900 2000 2100
LO Frequency (MHz)
15
-40 °C +25 °C +85 °C
10
1500 1600 1700 1800 1900 2000 2100
LO Frequency (MHz)
RF Return Loss vs RF Frequency
IF = 240 MHz, low-side LO at 0 dBm
0
LO Return Loss vs Frequency
0
IF Return Loss vs LO Frequency
IF = 240 MHz, LO = 0 dBm
0
-5
-5
-5
-10
-10
-10
-15
-15
-15
-20
-25
1800
-40 °C
+25 °C
+85 °C
1900 2000 2100 2200 2300
RF Frequency (MHz)
-20
-25
1500
-40 °C
+25 °C
1600 1700 1800 1900
LO Frequency (MHz)
+85 °C
2000 2100
-20
-25
1500
-40 °C
+25 °C
1600 1700 1800 1900
LO Frequency (MHz)
+85 °C
2000 2100
Input P1dB vs RF Frequency
IF = 240 MHz, low-side LO at 0 dBm
14
Noise Figure vs RF Frequency
IF = 240 MHz, low-side LO at 0 dBm
14
12
12
10
10
8
8
6
-40 °C
+25 °C
+85 °C
4
1800 1900 2000 2100 2200 2300
RF Frequency (MHz)
6
-40 °C
+25 °C
+85 °C
4
1900 1950 2000 2050 2100 2150 2200
RF Frequency (MHz)
Specifications and information are subject to change without notice
WJ Communications, Inc • Phone 1-800-WJ1-4401 • FAX: [phone] • e-mail: [e-mail] • Web site: www.wj.com
Page 4 of 5 May 2006