
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 5 April 2006
The Communications Edge
TM
Product Information
MH1A
High Dynamic Range PCS-Band MMIC Mixer
Typical Performance Plots: Low-side Downconversion
Input IP3 vs RF Frequency
Low-side Downconversion, LO = +15 dBm 25°C
28
30
32
34
36
38
1700
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
Input IP3 vs RF Frequency
Low-side Downconversion, LO = +17 dBm 25°C
28
30
32
34
36
38
1700
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
Input IP3 vs RF Frequency
Low-side Downconversion, LO = +19 dBm 25°C
28
30
32
34
36
38
1700
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
Conversion Loss vs RF Frequency
Low-side Downconversion, LO = +15 dBm 25°C
5
1700
6
7
8
9
10
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
Conversion Loss vs RF Frequency
Low-side Downconversion, LO = +17 dBm 25°C
5
1700
6
7
8
9
10
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
Conversion Loss vs RF Frequency
Low-side Downconversion, LO = +19 dBm 25°C
5
1700
6
7
8
9
10
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF = 150 MHz
IF = 250 MHz
RF Return Loss
LO = +17 dBm, 25°C
-20
-15
-10
-5
0
1700
1800
RF Frequency (MHz)
1900
2000
IF = 50 MHz
IF = 200 MHz
IF Return Loss
LO = +17 dBm, 25°C
-40
-30
-20
-10
0
50
100
150
200
250
300
IF Frequency (MHz)
RF = 1700 MHz
RF = 1900 MHz
RF = 2000 MHz
RF = 2200 MHz
LO Return Loss
LO = +17 dBm, 25°C
-20
-15
-10
-5
0
1400
1600
LO Frequency (MHz)
1800
2000
L-R Isolation
Low-side Downconversion
0
1400
10
20
30
40
1600
LO Frequency (MHz)
1800
2000
-40°C
+25°C
+85°C
L-I Isolation
Low-side Downconversion
0
1400
10
20
30
40
1600
LO Frequency (MHz)
1800
2000
-40°C
+25°C
+85°C
R-I Isolation
Low-side Downconversion, IF = 200 MHz, +25°C
0
1700
10
20
30
40
1800
RF Frequency (MHz)
1900
2000
-40°C
+25°C
+85°C