MH205A
MH205A
LO
The Communications Edge
TM
Product Information
High Linearity Cellular-Band MMIC Mixer
Typical Downconversion Performance Plots
Performance using the circuitry on the MH205A-PCB Evaluation Board
L1
27 nH
PIN 2
PIN 7
IF
C2
5.6 pF
RF
L2
15 nH
C1
12 pF
Circuit Board Material: .014” FR-4, 4 layers, .062” total thickness
All passive components are 0402 size.
All other pins on mixer are grounded.
Input IP3 vs RF Frequency vs Temperature
Low-side Downconversion, LO = +17 dBm, IF = 70 MHz
Input IP3 vs RF Frequency vs IF Frequency
Low-side Downconversion, LO = +17 dBm, 25 °C
Input IP3 vs RF Frequency vs LO Power
Low-side Downconversion, IF = 70 MHz, 25 °C
38
In p u t IP 3 (d B m )
In p u t IP 3 (d B m )
36
34
32
30
28
750
800
850
900
950
1000
38
In p u t IP 3 (d B m )
36
34
32
30
28
750
800
850
900
950
1000
38
36
34
32
30
28
750
800
850
900
LO = 15 dBm
LO = 17 dBm
LO = 19 dBm
IF = 70 MHz
IF = 120 MHz
-40 °C
+25 °C
+85 °C
950
1000
RF Frequency (MHz)
Conv. Loss vs RF Frequency vs IF Frequency
Low-side Downconversion, LO = +17 dBm, 25 °C
RF Frequency (MHz)
Conv. Loss vs RF Frequency vs Temperature
Low-side Downconversion, LO = +17 dBm, IF = 70 MHz
RF Frequency (MHz)
Conv. Loss vs RF Frequency vs LO Power
Low-side Downconversion, IF = 70 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
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
IF = 70 MHz
IF = 120 MHz
-40 °C
+25 °C
+85 °C
LO = 15 dBm
LO = 17 dBm
LO = 19 dBm
RF Frequency (MHz)
RF Frequency (MHz)
RF Frequency (MHz)
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 2 of 4 April 2006
WJCI [ WJ COMMUNICATION. INC. ]
