Surface Mount
I&Q Modulator
50Ω
Maximum Ratings
Operating Temperature
Storage Temperature
LO Power
I&Q current
-55°C to 100°C
-55°C to 100°C
50mW
40mA
JCIQ-176M+
JCIQ-176M
104 to 176 MHz
Features
• shielded metal case with J-leads
• excellent 3rd and 5th order harmonic suppression
• good carrier and sideband rejection
• aqueous washable
CASE STYLE: BG291
PRICE: $54.95 ea. QTY (1-9)
Applications
Pin Connections
LO (carrier)
RF (signal)
I (0°)(ref.)
Q (90°)*
GROUND
*
Q= I +90° for lower sideband suppression
2
9
4
11
1,3,5,6,7,8,10,12,13,14
FREQUENCY
(MHz)
RF (SIGNAL)
LO (CARRIER)
f
L
104
f
U
176
Min.
DC
+ 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.
• communications systems
Modulator Electrical Specifications
CONVERSION
LOSS
(dB)
CARRIER
REJECTION
(-dBc)
SIDEBAND
REJECTION
(-dBc)
HARMONIC
SUPPRESSION
(-dBc)
3XI/Q
Max.
5
—
x
5.6
σ
0.1
Max.
7.0
Typ.
35
Min.
30
Typ.
35
Min.
30
Typ.
45
Min.
35
5XI/Q
Typ.
65
Min.
50
I&Q
Outline Drawing
1. Operating LO power: 10±1dBm
2. 1dB Compression: 0dBm typical
3. Conversion Loss: (I & Q) power, dBm - RF power, dBm
4. Carrier and sideband rejections measured at -5dBm I/Q power.
Typical Performance Data
PCB Land Pattern
Carrier
Freq.
(MHz)
104.00
107.79
111.58
115.37
119.16
122.95
126.74
130.53
134.32
140.00
141.89
145.68
149.47
153.26
157.05
160.84
164.63
168.42
172.21
176.00
—
x
(dB)
Conversion
Loss
σ
(dB)
0.03
0.06
0.06
0.06
0.06
0.07
0.05
0.08
0.07
0.06
0.07
0.06
0.07
0.07
0.05
0.05
0.04
0.04
0.04
0.04
Sideband
—
Rejection
( x )
LSB
(-dBc)
38.01
37.68
36.90
37.74
40.20
43.65
45.69
47.80
51.66
49.72
49.91
50.30
50.97
48.83
47.06
44.14
43.01
42.44
41.12
39.50
USB
(-dBc)
39.57
39.13
37.99
38.67
40.80
43.66
45.11
46.70
51.65
48.38
48.01
48.52
45.73
45.05
46.56
44.76
43.43
42.10
40.73
39.70
Carrier
—
Rejection
( x )
LSB
(-dBc)
39.43
39.25
39.07
38.86
38.56
38.30
38.08
37.87
37.70
37.39
37.30
37.10
37.13
36.79
36.56
36.39
36.23
36.02
35.93
35.75
USB
(-dBc)
39.44
39.27
39.09
38.87
38.57
38.39
38.12
37.96
37.78
37.39
37.32
37.15
37.00
36.70
36.64
36.45
36.29
36.09
36.01
35.83
3rd Harmonic
—
Suppression
( x )
LSB
(-dBc)
47.21
47.65
48.06
48.44
49.02
49.21
49.54
49.82
50.26
52.16
52.10
51.99
51.89
52.28
52.45
52.40
52.22
52.54
52.08
52.25
USB
(-dBc)
54.01
53.60
53.94
54.08
55.33
56.84
58.78
60.28
61.03
57.69
57.53
58.01
58.50
59.65
60.22
60.72
59.35
57.87
56.14
55.12
5th. Harmonic
—
Suppression
( x )
LSB
(-dBc)
78.31
78.75
74.43
73.94
73.32
72.28
72.41
70.82
69.09
69.73
71.40
69.86
69.06
69.67
70.48
71.94
72.72
71.64
72.31
73.41
USB
(-dBc)
66.20
66.59
66.47
66.95
66.99
67.13
67.31
66.62
66.73
67.86
66.80
66.11
65.53
64.62
64.39
64.02
63.55
63.41
63.71
63.55
DC
Offset
—
(x)
(mV)
Suggested Layout,
Tolerance to be within
±.002
Outline Dimensions (
inch
)
mm
A
.870
22.10
H
.047
1.19
B
.800
20.32
J
.065
1.65
C
--
--
K
.065
1.65
D
.100
2.54
L
.890
22.61
E
.250
6.35
F
.100
2.54
G
.100
2.54
wt
grams
4.0
5.35
5.34
5.33
5.33
5.33
5.32
5.31
5.30
5.32
5.32
5.29
5.33
5.33
5.34
5.34
5.32
5.30
5.30
5.33
5.34
-0.13
-0.12
-0.11
-0.11
-0.11
-0.10
0.13
-0.13
-0.12
-0.11
-0.11
-0.10
-0.09
-0.10
0.09
-0.08
-0.07
-0.04
-0.02
-0.02
CONVERSION LOSS (dB)
5.5
5.4
5.3
5.2
5.1
LO power + 10 dBm
JCIQ-176M
CONVERSION LOSS
55
LO power + 10 dBm
JCIQ-176M
SIDEBAND REJECTION (LSB)
SIDEBAND REJECTION
(-dBc)
51
47
43
39
35
104
Demo Board MCL P/N: TB-21
Suggested PCB Layout (PL-209)
5.0
104
113
122
131
140
149
158
167
176
113
122
FREQUENCY (MHz)
JCIQ-176M
HARMONIC REJECTION (LSB)
3RD REJ.
80
60
40
20
0
104
5TH REJ.
131
140
149
FREQUENCY (MHz)
158
167
176
I&Q modulation block diagram
LO power +10 dBm
100
HARMONIC REJECTION
(-dBc)
90˚
113
122
131
140
149
FREQUENCY (MHz)
158
167
176
Mini-Circuits
ISO 9001 ISO 14001
CERTIFIED
RF/IF MICROWAVE COMPONENTS
®
EW
ALL N
minicircuits.com
REV. B
M102713
JCIQ-176M
DJ/VV/CP
070226
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
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