ML401
LO = 0 dBm, IF = 50 MHz, low-side LO
The Communications Edge
TM
Product Information
1.7–2.2 GHz High IP3 Mixer with Integrated LO Amp
Typical Downconversion Performance Plots (cont’d)
Performance using the circuitry on the ML401-PCB Evaluation Board
Input IP3 vs RF Frequency vs Temperature
Input IP3 vs RF Frequency vs Temperature
LO = 0 dBm, IF = 150 MHz, low-side LO
Input IP3 vs RF Frequency vs Temperature
LO = 0 dBm, IF = 250 MHz, low-side LO
34
Input IP3 (dBm)
Input IP3 (dBm)
32
30
28
26
-40 °C
+25 °C
+85 °C
34
Input IP3 (dBm)
-40 °C
+25 °C
+85 °C
34
32
30
28
26
-40 °C
+25 °C
+85 °C
32
30
28
26
24
1700
24
1700
1750
1800
1850
1900
1950
2000
1750
1800
1850
1900
1950
2000
24
1700
1750
1800
1850
1900
1950
2000
RF Frequency (MHz)
Input IP3 vs RF Frequency vs LO Power
+25 °C, IF = 50 MHz, low-side LO
RF Frequency (MHz)
Input IP3 vs RF Frequency vs LO Power
+25 °C, IF = 150 MHz, low-side LO
RF Frequency (MHz)
Input IP3 vs RF Frequency vs LO Power
+25 °C, IF = 250 MHz, low-side LO
34
Input IP3 (dBm)
Input IP3 (dBm)
32
30
28
26
24
1700
LO = -3 dBm
LO = 0 dBm
LO = 3 dBm
34
Input IP3 (dBm)
32
30
28
26
24
1700
LO = -3 dBm
LO = 0 dBm
LO = 3 dBm
34
32
30
28
26
24
1700
LO = -3 dBm
LO = 0 dBm
LO = 3 dBm
1750
1800
1850
1900
1950
2000
1750
1800
1850
1900
1950
2000
1750
1800
1850
1900
1950
2000
RF Frequency (MHz)
RF Return Loss vs LO Frequency
+25 °C, LO = 0 dBm
RF Frequency (MHz)
IF Return Loss vs IF Frequency
+25 °C, LO = 0 dBm
RF Frequency (MHz)
LO Return Loss vs LO Frequency
+25 °C
0
RF Return Loss (dB)
-5
-10
-15
-20
-25
1700
IF Return Loss (dB)
IF = 50 MHz
IF = 150 MHz
IF = 250 MHz
0
-10
-20
-30
-40
-50
1750
1800
1850
1900
1950
2000
50
100
150
LO Return Loss (dB)
LO = 1550 MHz
LO = 1650 MHz
LO = 1750 MHz
LO = 1850 MHz
0
-5
-10
-15
-20
-25
1600
200
250
1700
1800
1900
2000
RF Frequency (MHz)
L-R Isolation vs LO Frequency
Referenced with LO = 0 dBm
IF Frequency (MHz)
L-I Isolation vs LO Frequency
Referenced with LO = 0 dBm
LO Frequency (MHz)
R-I Isolation vs LO Frequency
25
L-R Isolation (dB)
20
15
10
5
-40 °C
+25 °C
+85 °C
35
25
R-I Isolation (dB)
20
15
10
5
-40 °C
+25 °C
+85 °C
L-I Isolation (dB)
30
25
20
15
-40 °C
+25 °C
+85 °C
0
1600
1700
1800
1900
2000
10
1600
1700
1800
1900
2000
0
1800
1850
1900
1950
2000
2050
2100
LO Frequency (MHz)
LO Frequency (MHz)
Input P1dB vs RF Frequency
IF = 100 MHz, low-side LO at 0 dBm
LO Frequency (MHz)
22
Input P1dB (dBm)
20
18
16
14
-40 °C
+25 °C
+85 °C
12
1700
1750
1800
1850
1900
1950
2000
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 3 of 4 June 2006
WJCI [ WJ COMMUNICATION. INC. ]
