MH203A
Input IP3 vs RF Frequency
High-side Downconversion, LO = +17 dBm, 25 °C
The Communications Edge
TM
Product Information
High Linearity Cellular-Band MMIC Mixer
Typical Downconversion Performance Plots
Performance using the circuitry on the MH203A-PCB Evaluation Board
Input IP3 vs RF Frequency vs Temperature
High-side Downconversion, LO = +17 dBm, IF = 240 MHz
Input IP3 vs RF Frequency vs LO Power
High-side Downconversion, IF = 240 MHz, 25 °C
44
In p u t IP 3 (d B m )
40
36
32
28
750
800
850
In p u t IP 3 (d B m )
36
34
32
30
28
In p u t IP 3 (d B m )
IF = 100 MHz
IF = 200 MHz
IF = 300 MHz
IF = 400 MHz
IF = 150 MHz
IF = 250 MHz
IF = 350 MHz
40
38
-20 °C
+25 °C
+85 °C
40
38
36
34
32
30
28
LO = 15 dBm
LO = 17 dBm
LO = 19 dBm
900
950
1000
750
800
850
900
950
1000
750
800
850
900
950
1000
RF Frequency (MHz)
Conversion Loss vs RF Frequency
High-side Downconversion, LO = +17 dBm, 25 °C
RF Frequency (MHz)
Conv. Loss vs RF Frequency vs Temperature
High-side Downconversion, LO = +17 dBm, IF = 240 MHz
RF Frequency (MHz)
Conv. Loss vs RF Frequency vs LO Power
High-side Downconversion, IF = 240 MHz, 25 °C
9
C o n v e rs io n L o s s (d B )
C o n v e rs io n L o s s (d B )
8
7
6
5
4
750
800
850
900
950
1000
IF = 100 MHz
IF = 200 MHz
IF = 300 MHz
IF = 400 MHz
IF = 150 MHz
IF = 250 MHz
IF = 350 MHz
9
8
7
6
5
4
750
800
850
900
950
1000
9
C o n v e rs io n L o s s (d B )
8
7
6
5
4
750
800
850
900
950
1000
-20 °C
+25 °C
+85 °C
LO = 15 dBm
LO = 17 dBm
LO = 19 dBm
RF Frequency (MHz)
L-R Isolation vs Temperature
High-side Downconversion
RF Frequency (MHz)
L-I Isolation
High-side Downconversion
RF Frequency (MHz)
50
L -R Is o la tio n (d B )
40
30
20
-20°C
10
900
1000
+25°C
+85°C
1400
L -I Is o la tio n (d B )
70
60
50
40
30
900
-20°C
+25°C
+85°C
1100
1200
1300
LO Frequency (MHz)
1000
1100
1200
1300
LO Frequency (MHz)
1400
LO Return Loss
LO = +17 dBm, 25 °C
IF Return Loss
LO = +17 dBm, 25 °C
RF Return Loss
LO = +17 dBm, 25 °C
0
L O R e tu rn L o s s (d B )
-5
-10
-15
-20
-25
900
IF R e tu rn L o s s (d B )
0
-5
-10
-15
-20
-25
200
R F R e tu rn L o s s (d B )
250
300
IF Frequency (MHz)
350
0
-5
-10
-15
-20
-25
750
1000
1100
1200
1300
LO Frequency (MHz)
1400
800
850
900
950
RF Frequency (MHz)
1000
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 2006
WJCI [ WJ COMMUNICATION. INC. ]
