ML485
1.6–3.2 GHz High IP3 Mixer with Integrated LO Amp
Typical Downconversion Performance Plots
Performance using the circuitry on the ML485-PCB Evaluation Board
0.01uF
ML 485
Conversion Loss vs RF Frequency vs IF Frequency
+25° C, LO = 0 dBm, low-side LO
12
40
Input IP3 vs RF Frequency vs IF Frequency
+25° C, LO = 0 dBm, low-side LO
Conversion Loss (dB)
10
Input IP3 (dBm)
38
36
34
32
30
28
1600
IF = 51MHz
IF = 151MHz
IF = 201MHz
IF = 301MHz
8
IF = 51MHz
IF = 151MHz
IF = 201MHz
IF = 301MHz
1800
2000
2200
2400
2600
2800
3000
3200
6
4
1600
1800
2000
2200
2400
2600
2800
3000
3200
RF Frequency (MHz)
Conversion Loss vs RF Frequency vs Temperature
LO = 0 dBm, IF=51MHz, low-side LO
12
12
LO = 0 dBm, IF=201MHz, low-side LO
RF Frequency (MHz)
Conversion Loss vs RF Frequency vs Temperature
LO = 0 dBm, IF=301MHz, low-side LO
12
Conversion Loss vs RF Freq vs Temperature
Conversion Loss (dB)
Conversion Loss (dB)
Conversion Loss (dB)
10
10
10
8
8
8
6
+25°
C
-40°
C
+85°
C
6
+25°
C
4
1600
-40°
C
+85°
C
6
+25°
C
-40°
C
+85°
C
4
1600
1800
2000
2200
2400
2600
2800
3000
3200
1800
2000
2200
2400
2600
2800
3000
3200
4
1600
1800
2000
2200
2400
2600
2800
3000
3200
RF Frequency (MHz)
Conversion Loss vs RF Frequency vs LO Power
+25°C,IF=51MHz, low-side LO
RF Frequency (MHz)
Conversion Loss vs RF Freq vs LO Power
+25° C,IF=201MHz, low-side LO
RF Frequency (MHz)
Conversion Loss vs RF Frequency vs LO Power
+25° C,IF=301MHz, low-side LO
Conversion Loss (dB)
Conversion Loss (dB)
10
8
6
LO = 0 dBm
LO = -2 dBm
LO = 4 dBm
10
Conversion Loss (dB)
12
12
12
10
8
LO = 0 dBm
LO = -2 dBm
LO = 4 dBm
8
LO = 0 dBm
LO = -2 dBm
LO = 4 dBm
6
6
4
1600 1800 2000 2200 2400 2600 2800 3000 3200
4
1600
1800
2000
2200
2400
2600
2800
3000
3200
4
1600
1800
2000
2200
2400
2600
2800
3000
3200
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 February 2008 Rev 1
WJCI [ WJ COMMUNICATION. INC. ]
