CV211-2A
UMTS/WiMax-band Dual-Branch Downconverter
The Communications Edge TM
Product Information
CV211-2APCB240 Application Circuit Performance Plots (cont’d)
L-R Isolation vs LO Frequency
Referenced with LO = 0 dBm
25
L-I Isolation vs LO Frequency
Referenced with LO = 0 dBm
40
Branch-Branch Isolation vs RF Frequency
25° C
50
20
35
40
15
30
30
10
25
20
5
0
1500
-40° C
1600 1700
+25° C
1800 1900
+85° C
2000 2100
LO Frequency (MHz)
20
15
1500
-40° C
1600 1700
+25° C
1800 1900
+85° C
2000 2100
LO Frequency (MHz)
10
0
1900 1950 2000 2050 2100 2150 2200
RF Frequency (MHz)
0
5
10
15
20
25
30
215
IF Return Loss vs IF Frequency
25° C
225 235 245 255
IF Frequency (MHz)
RF Return Loss vs RF Frequency
25° C
0
LO Return Loss vs LO Frequency
25° C
0
5
10
10
15
20
20
30
25
30
40
265 1900 1950 2000 2050 2100 2150 2200 1500 1600 1700 1800 1900 2000 2100 2200
RF Frequency (MHz)
LO Frequency (MHz)
Noise Figure vs Temperature
RF= 1950MHz, IF =240 MHz, LO= 0dBm@1710MHz
14
Input P1dB vs Temperature
RF= 1950MHz, IF =240 MHz, LO= 0dBm@1710MHz
14
12
12
10
10
8
8
6
6
4
-40 -20 0 20 40 60 80
Temperature (°C)
4
-40 -20 0 20 40 60 80
Temperature (°C)
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 8 of 9 June 2007