Coaxial
Frequency Mixer
Level 7 (LO Power +7 dBm) 1 to 1000 MHz
Maximum Ratings
Operating Temperature
Storage Temperature
RF Power
IF Current
-55°C to 100°C
-55°C to 100°C
50mW
40mA
ZFM-2+
ZFM-2
Features
• low conversion loss, 5.72 dB typ.
• good L-R isolation, 40 dB typ, L-I, 35 dB typ.
• wideband, 1 to 1000
• rugged shielded case
SMA version shown
CASE STYLE: K18
Connectors Model
BNC
ZFM-2 (+)
SMA
ZFM-2-S (+)
BRACKET (OPTION “B”)
Price
$53.95 ea.
$58.95 ea.
$2.50
Qty.
(1-9)
(1-9)
(1+)
Applications
• VHF/UHF
• cellular
• instrumentation
Coaxial Connections
LO
RF
IF
1
2
3
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site for
RoHS Compliance methodologies and qualifications.
Electrical Specifications
Outline Drawing
FREQUENCY
(MHz)
LO/RF
f
L
-f
U
1-1000
DC-1000
1 dB COMP.: +1 dBm typ.
IF
—
X
5.72
CONVERSION LOSS
(dB)
Mid-Band
m
σ
0.06
Total
Range
Max. Max.
7.5
8.5
L
Typ.
50
LO-RF ISOLATION
(dB)
M
Min.
45
Typ.
40
Min.
25
Typ.
30
U
Min.
25
Typ.
45
L
LO-IF ISOLATION
(dB)
M
Min.
40
Typ.
35
Min.
25
Typ.
25
U
Min.
20
L = low range [f
L
to 10 f
L
]
m= mid band [2f
L
to f
U
/2]
M = mid range [10 f
L
to f
U
/2]
U = upper range [f
U
/2 to f
U
]
Typical Performance Data
Frequency
(MHz)
Conversion
Loss
(dB)
LO
31.00
32.00
35.00
40.00
50.00
80.00
70.00
137.34
203.87
270.40
336.94
436.74
470.00
569.81
636.34
769.41
802.68
869.21
902.48
969.00
Isolation
L-R
(dB)
LO
+7dBm
>67.00
>67.00
>67.00
>67.00
>67.00
61.94
54.33
48.65
45.10
42.56
40.45
38.33
38.80
37.43
37.94
36.06
35.22
33.77
33.17
32.49
Isolation
L-I
(dB)
LO
+7dBm
>67.00
>67.00
>67.00
>67.00
>67.00
63.74
54.76
47.61
43.03
40.00
37.57
34.32
34.10
32.81
31.57
29.67
28.79
26.14
25.03
23.59
VSWR RF
Port
(:1)
LO
+7dBm
1.30
1.15
1.07
1.06
1.07
1.09
1.11
1.16
1.18
1.20
1.22
1.23
1.26
1.29
1.34
1.40
1.47
1.55
1.66
1.72
VSWR LO
Port
(:1)
LO
+7dBm
2.70
2.63
2.77
2.55
2.41
2.37
2.29
2.20
2.16
2.13
2.06
2.13
2.09
2.09
2.04
2.13
2.19
2.24
2.28
2.30
RF
1.00
2.00
5.00
10.00
20.00
LO
+7dBm
7.23
6.50
5.80
5.62
5.68
5.58
5.53
5.57
5.72
5.45
5.73
5.82
5.72
6.02
6.11
6.27
6.46
7.00
7.37
7.63
Outline Dimensions (
inch
)
mm
A
1.25
31.75
J
--
--
B
1.25
31.75
K
--
--
C
.75
19.05
L
.125
3.18
D
.63
16.00
M
1.688
42.88
E
.38
9.65
N
2.18
55.37
F
1.00
25.40
P
.75
19.05
G
.125
3.18
H
1.000
25.40
50.00
100.00
167.34
233.87
300.40
366.94
466.74
500.00
599.81
666.34
799.41
832.68
899.21
932.48
1000.00
Q
wt
.07 grams
1.78
70.0
Electrical Schematic
Distribution Centers
NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Mini-Circuits
ISO 9001 & ISO 14001
Certified
REV. A
M98898
ZFM-2+
DJ/TD/CP
060626
Page 1 of 2
Performance Charts
10.0
CONVERSION LOSS (dB)
9.0
8.0
7.0
6.0
5.0
4.0
0
200
400
600
FREQUENCY (MHz)
800
1000
at IF Freq of 30 MHz
ZFM-2+
ZFM-2
80
ZFM-2
L-R ISOLATION
70
ISOLATION (dB)
60
50
40
30
20
0
200
400
600
FREQUENCY (MHz)
800
1000
ZFM-2
CONVERSION LOSS
LO=+4 dBm
LO=+7 dBm
LO=+10 dBm
LO=+4 dBm
LO=+7 dBm
LO=+10 dBm
ZFM-2
L-I ISOLATION
80
70
ISOLATION (dB)
60
50
40
30
20
0
200
400
600
FREQUENCY (MHz)
ZFM-2
LO VSWR
5.0
4.5
4.0
VSWR
VSWR
LO=+4 dBm
LO=+7 dBm
LO=+10 dBm
2.0
1.8
VSWR
1.6
1.4
1.2
1.0
ZFM-2
RF VSWR
LO=+4 dBm
LO=+7 dBm
LO=+10 dBm
800
1000
0
200
400
600
FREQUENCY (MHz)
ZFM-2
IF VSWR
800
1000
LO=+4 dBm
LO=+7 dBm
LO=+10 dBm
3.0
LO=+4 dBm
2.5
2.0
1.5
1.0
LO=+7 dBm
LO=+10 dBm
3.5
3.0
2.5
2.0
1.5
1.0
0
200
400
600
FREQUENCY (MHz)
800
1000
0
200
400
600
FREQUENCY (MHz)
800
1000
Distribution Centers
NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
INTERNET
http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Mini-Circuits
ISO 9001 & ISO 14001
Certified
Page 2 of 2