SME900-17
Low Cost Surface Mount Mixer
The Communications Edge
TM
Product Features
•
•
•
•
•
•
RF 820 to 960 MHz
LO 720 to 940 MHz
IF 20 to 100 MHz
High 3IIP: + 29 dBm (Typical)
LO Drive: +17 dBm
No Internal Solder Connections
Functional Diagram
1
2
3
8
4
7
6
5
Function
Ground
RF
Ground
IF
Ground
LO
Pin No.
1-3
4
5
6
7
8
Specifications
Parameters
Units
Typical
+25°C
SSB Conversion Loss (Max)
Port-to-Port Isolation (Min)
L-R
L-I
R-I
3
rd
Order Intercept Point (Min)
VSWR
R-Port
L-Port
I-Port
1 dB Conversion Compression (Typ)
dB
dB
dB
dB
dBm
dBm
6.2
7.2
27
20
Guaranteed
-40° to +70°C
7.7
28
21
34
26
32
29
1.6:1
1.6:1
dBm
1.1:1
+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 = 280 MHz, LO = 750 MHz, IF = 70 MHz, unless otherwise specified.
Absolute Maximum Ratings
Parameters
Operating Temperature
Storage Temperature
RF Input Power
Ordering Information
Part No.
SME900-17
SME900-17-PCB
Rating
-40 to +70
°C
-65 to +100
°C
+27 dBm at +25°C
Description
Mixer (Available in tape and reel)
Fully Assembled App. Ckt.
WJ Communications, Inc
•
Phone 1-800-WJ1-4401
•
FAX: 408-577-6621
•
e-mail: sales@wj.com
•
Web site: www.wj.com
November 2002 Rev. 1.0
SME900-17
Performance Charts
IIP3 vs. Frequency
35
IF = 50 MHz
IIP3 vs. LO Power
29
28
5.7
Intercept Point (dBm)
27
26
25
24
23
RF1 = 900 MHz
RF2 = 910 MHz
LO = 800 MHz
Conversion Loss vs. Frequency
5.5
33
Intercept Point (dBm)
31
IF = 20 MHz
Conversion Loss (dB)
IF = 20 MHz
5.9
6.1
IF = 70 MHz
29
27
25
820
IF = 70 MHz
6.3
6.5
800
840
860
880
900
920
940
960
22
14
15
16
17
LO Power (dBm)
18
19
20
850
900
Frequency (MHz)
950
1000
Frequency (MHz)
Conversion Loss vs. RF Power
6.0
6.2
Conversion Loss (dB)
6.4
6.6
6.8
7.0
7.2
4
RF = 900 MHz
LO = 800 MHz
Conversion Loss vs. LO Power
5.5
RF = 960 MHz
Conversion Loss vs. Temperature
5.5
5.7
Conversion Loss (dB)
5.9
6.1
6.3
6.5
-40
5.7
Conversion Loss (dB)
5.9
6.1
6.3
6.5
14
IF = 100 MHz
6
8
10
RF Power (dBm)
12
14
16
15
16
17
LO Power (dBm)
18
19
20
-20
0
20
Temperature (°C)
40
60
80
VSWR vs. Frequency
1.2
1.00
IF VSWR vs. Frequency
25
Isolation vs. Frequency
1.3
LO
1.05
Isolation (dB)
30
VSWR
L-I
VSWR
1.4
RF
1.10
R-I
35
L-R
1.5
1.15
1.6
700
750
800
850
Frequency (MHz)
900
950
1000
1.20
10
20
30
40
50
60
70
80
90
100
40
700
750
800
850
900
950
Frequency (MHz)
Frequency (MHz)
WJ Communications, Inc.
• Phone: 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
November 2002 Rev. 1.0
SME900-17
Low Cost Surface Mount Mixer
The Communications Edge
TM
Single-Tone IM Products
Harmonics of fLO
0
1
21
25
65
>80
>80
>80
0
61
>80
>80
>80
2
35
32
66
>80
>80
>80
3
44
14
74
>80
>80
>80
4
39
28
74
>80
>80
>80
5
40
33
59
77
>80
>80
0
1
2
3
4
5
LO
Mult
0
0
0
0
0
1
-1
1
1
1
-1
2
2
-2
-2
-2
-2
3
-3
-3
-3
-3
-3
4
-4
-4
-4
-4
-4
5
-5
-5
-5
-5
-5
RF
Mult
1
2
3
4
5
0
1
-2
-3
-4
5
0
-1
2
3
4
5
0
1
2
3
4
5
0
1
2
3
4
5
0
1
2
3
4
5
LO
MHz
851
851
851
851
851
831
831
851
851
851
851
831
851
826
851
850
851
831
851
851
851
851
851
831
851
851
851
851
851
831
851
851
851
851
851
RF
MHz
901
901
901
901
901
881
881
401
267
199
181
881
1652
851
584
438
351
881
2603
1301
868
651
521
881
3454
1727
868
864
691
881
4305
2152
1435
1076
861
IM Prod
MHz
901
1802
2703
3604
4505
831
50
49
50
55
54
1662
50
50
50
50
53
2493
50
49
51
51
52
3324
50
50
51
52
51
4155
50
49
50
49
50
dB
25
65
83
96
96
21
0
61
82
97
95
35
32
66
85
95
96
44
14
74
81
98
98
39
28
74
81
98
98
40
33
59
77
99
95
Test Conditions RF at -10 dBm; LO at +17 dBm
RF harmonics and intermodulation products are referenced
fRF = 881 MHz
LO harmonics are referenced to the LO drive signal.
WJ Communications, Inc
•
Phone 1-800-WJ1-4401
•
FAX: 408-577-6621
•
e-mail: sales@wj.com
•
Web site: www.wj.com
November 2002 Rev. 1.0
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