WJ Communications SME900-17, SME900-17-PCB Datasheet
WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
April 2002
SME900-17
Product PhotoProduct Features
•
RF 820 to 960 MHz
•
LO 720 to 940 MHz
•
IF 20 to 100 MHz
•
High 3IIP: +29 dBm
•
LO Drive: +17 dBm
•
No Internal Solder Connections
Low Cost Surface Mount Mixer
Specifications
Guaranteed
Parameter Units Typical +25°C -40° to +70°C
SSB Conversion Loss (Max) dB 6.2 7.2 7.7
Port-to-Port Isolation (Min)
L-R dB 34 27 28
L-I dB 26 20 21
R-I dB 32
3rd Order Input Intercept Point
dBm 29
VSWR
R-Port 1.6:1
L-Port 1.6:1
I-Port 1.1:1
1 dB Conversion Compression (Typ) dBm +14
1. Measured in a 50-ohm system with nominal LO drive of +17 dBm, low side LO, and downconverter application only, unless otherwise specified.
2. Measured at RF = 820 MHz, LO = 750 MHz, IF = 70 MHz, unless otherwise specified.
Absolute Maximum Ratings
Parameter Rating
Operating Temperature -40 to +70°C
Storage Temperature -65 to +100°C
RF Input Power +27 dBm at +25°C
Ordering Information
Part No. Description
SME900-17 Mixer (Available in tape and reel)
SME900-17-PCB Fully Assembled Application Circuit
The Communications Edge
™
WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
April 2002
Performance Charts
SME900-17
22
23
24
25
26
27
28
29
14 15 16 17 18 19 20
Intercept Point (dBm)
LO Power (dBm)
25
27
29
31
33
35
820 840 860 880 900 920 940 960
Intercept Point (dBm)
Frequency (MHz)
IIP3 vs. LO Power
IIP3 vs. Frequency
6.5
6.3
6.1
5.9
5.7
5.5
800 850 900 950 1000
Conversion Loss (dB)
Frequency (MHz)
7.2
7.0
6.8
6.6
6.4
6.2
6.0
4 6 8 10121416
Conversion Loss (dB)
RF Power (dBm)
Conversion Loss vs. Frequency
6.5
6.3
6.1
5.9
5.7
5.5
14 15 16 17 18 19 20
Conversion Loss (dB)
LO Power (dBm)
6.5
6.3
6.1
5.9
5.7
5.5
-40 -20 0 20 40 60 80
Conversion Loss (dB)
Temperature (°C)
1.6
1.5
1.4
1.3
1.2
700 750 800 850 900 950 1000
VSWR
Frequency (MHz)
VSWR vs. Frequency
1.20
1.15
1.10
1.05
1.00
10 20 30 40 50 60 70 80 90 100
VSWR
Frequency (MHz)
40
35
30
25
700 750 800 850 900 950
Isolation (dB)
Frequency (MHz)
IF = 20 MHz
IF = 50 MHz
IF = 70 MHz
Isolation vs. Frequency
R-I
IF = 20 MHz
Conversion Loss vs. RF Power
RF = 900 MHz
LO = 800 MHz
LO
RF
Conversion Loss vs. LO Power
RF = 960 MHz
IF = 100 MHz
IF VSWR vs. Frequency
RF1 = 900 MHz
RF2 = 910 MHz
LO = 800 MHz
Conversion Loss vs. Temperature
IF = 70 MHz
L-I
L-R
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