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Coaxial
I&Q Modulator
50
Maximum Ratings
Operating Temperature Storage Temperature LO Power I&Q Current -55C to 100C -55C to 100C 50mW 40mA
ZFMIQ-70ML
66 to 73 MHz
Features
* rugged shielded case * excellent 3rd and 5th order harmonic suppression * good carrier and sideband rejection
CASE STYLE: J17 Connectors Model SMA ZFMIQ-70ML BRACKET (OPTION "B") Price $89.95 $2.50 Qty. (1-9) (1+)
Applications Coaxial Connections
LO (carrier) RF (signal) I (0)(ref.) Q (90)*
*Q= I +90 for lower sideband suppression
* radar and communication systems
1 3 S 2
RF (SIGNAL) LO (CARRIER) fL 66 fU 73 Min. DC I&Q Max. 5 -- x 5.7 0.1 Max. 6.5 Typ. 38 Min. 30
Modulator Electrical Specifications
FREQUENCY (MHz) CONVERSION LOSS (dB) CARRIER REJECTION (-dBc) SIDEBAND REJECTION (-dBc) HARMONIC SUPPRESSION (-dBc)
3XI/Q Typ. 38 Min. 30 Typ. 48 Min. 43 5XI/Q Typ. 58 Min. 55
Operating LO power: 101dBm 1dB Compression: 0dBm typical Conversion Loss: (I + Q) power, dBm - RF power, dBm Carrier and sideband rejections measured at -5dBm I/Q power.
Typical Performance Data Outline Drawing
Carrier Freq.
(MHz) 66.00 66.40 66.70 67.10 67.50 67.80 68.20 68.60 69.00 69.30 69.70 70.10 70.40 70.80 71.20 71.50 71.90 72.30 72.60 73.00 -- x (dB)
Conversion Loss
(dB) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.04 0.00 0.00 0.00 0.04 0.00 0.04 0.00 0.04 0.00 0.00 0.04
Sideband -- Rejection ( x )
LSB (-dBc) 38.26 38.36 38.50 38.54 38.60 38.72 38.74 38.78 38.88 38.94 38.98 39.12 39.18 39.20 39.24 39.30 39.46 39.50 39.66 39.76 USB (-dBc) 37.56 37.72 37.76 37.92 38.08 38.22 38.40 38.58 38.76 38.94 39.06 39.30 39.46 39.68 39.88 40.00 40.18 40.36 40.50 40.76
Carrier -- Rejection ( x )
LSB (-dBc) 54.72 54.40 54.58 54.10 54.36 53.88 53.96 53.56 53.64 53.36 53.16 53.02 53.16 53.10 53.02 52.62 52.78 52.40 52.30 52.16 USB (-dBc) 55.04 54.88 54.66 54.64 54.30 53.98 53.92 53.70 54.10 54.12 53.78 53.70 53.52 53.54 53.34 53.52 53.30 53.58 53.22 53.02
3rd Harmonic -- Suppression ( x )
LSB (-dBc) 47.30 47.32 47.34 47.34 47.42 47.44 47.48 47.44 47.52 47.56 47.50 47.54 47.58 47.58 47.58 47.60 47.60 47.58 47.64 47.62 USB (-dBc) 47.58 47.66 47.68 47.68 47.72 47.74 47.72 47.74 47.80 47.80 47.76 47.78 47.72 47.72 47.72 47.76 47.80 47.74 47.78 47.78
5th. Harmonic -- Suppression ( x )
LSB (-dBc) 74.90 75.06 75.52 74.94 74.76 74.84 75.42 74.38 75.04 74.86 75.14 73.92 73.98 74.16 74.02 73.80 73.76 74.30 73.72 72.70 USB (-dBc) 73.48 73.86 74.60 75.12 75.22 74.94 74.58 74.54 75.38 75.12 74.96 75.16 74.88 75.04 74.48 74.98 74.44 74.66 74.46 73.16
DC Offset
(--) x (mV)
5.20 5.20 5.20 5.20 5.20 5.20 5.20 5.20 5.18 5.20 5.20 5.20 5.18 5.20 5.18 5.20 5.18 5.20 5.20 5.18
0.09 0.09 0.09 0.09 0.09 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.09 0.09
Outline Dimensions ( inch ) mm
CONVERSION LOSS (dB)
ZFMIQ-70ML CONVERSION LOSS
ZFMIQ-70ML SIDEBAND REJECTION (LSB)
5.4 5.3 5.2 5.1 5.0 66 67 68 69 70 71 72 73 FREQUENCY (MHz)
SIDEBAND REJECTION (-dBc)
A B C D 1.25 1.25 .75 .63 31.75 31.75 19.05 16.00 J --K ---
E F .38 1.000 9.65 25.40
G H .125 1.000 3.18 25.40 Q wt .07 grams 1.78 75.0
5.5
LO power + 10 dBm
42 41 40 39 38 37
LO power + 10 dBm
L M N P .125 1.688 2.18 .75 3.18 42.88 55.37 19.05
66
67
68
69
70
71
72
73
FREQUENCY (MHz)
I&Q modulation block diagram
ZFMIQ-70ML HARMONIC REJECTION (LSB)
100 HARMONIC REJECTION (-dBc) 80 60 40 20 0
LO power + 10 dBm
3RD REJ.
5TH REJ.
90
66
67
68
69
70
71
72
73
FREQUENCY (MHz)
Mini-Circuits
ISO 9001 ISO 14001 CERTIFIED RF/IF MICROWAVE COMPONENTS
(R)
EW ALL N
minicircuits.com
REV. OR M97465 ZFMIQ-70ML DJ/VV/CP 080310
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 For detailed performance specs & shopping online see Mini-Circuits web site The Design Engineers Search Engine Provides ACTUAL Data Instantly From MINI-CIRCUITS At: www.minicircuits.com

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