Surface Mount
JCIQ-176D+
JCIQ-176D
I&Q Demodulator
50Ω 104 to 176 MHz
Maximum Ratings
Features
Operating Temperature
-55°C to 100°C
-55°C to 100°C
50mW
CASE STYLE: BG291
PRICE: $ 54.95 ea. QTY (1-9)
• shielded metal case with J-leads
• excellent 3rd & 5th order harmonic suppression
• good amplitude & phase unbalance
• aqueous washable
Storage Temperature
LO/RF Power
+ 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.
I&Q Current
40mA
Applications
• communication systems
Pin Connections
LO (carrier)
RF (signal)
I (0°)(ref.)
Q (90°)*
2
9
4
Demodulator Electrical Specifications
MODEL
NO.
FREQUENCY
(MHz)
CONVERSION
LOSS
AMPLITUDE
PHASE
HARMONIC
SUPPRESSION
(dBc)
11
UNBALANCE UNBALANCE
(dB)
(dB)
(Deg.)
GROUND
1,3,5,6,7,8,10,12,13,14
*
°
Q=+90 for LO<RF
RF (SIGNAL)
LO (CARRIER)
with reference
to 90°
°
Q=-90 for LO>RF
I&Q
3XI/Q
Typ. Min. Typ. Min.
52
5XI/Q
—
fL
fU
Min.
Max.
x
σ
Max.
Typ.
0.15
Max.
Typ.
Max.
Outline Drawing
JCIQ-176D
104
176
DC
5
5.5
0.1
7.0
0.6
2
5
40
65
50
Notes:
1. Operating LO Power: 10±0.5 dBm
2. 1 dB Compression at +4 dBm RF input
3. DC offset 1mV typ.
4. Conversion Loss=RF power, dBm - (I+Q) power, dBm
Typical Performance Data
PCB Land Pattern
Frequency
(MHz)
Conversion
Amplitude
Unbalance
(dB)
Phase
(I&Q)
(deg.)
Frequency
(MHz)
DC
Offset
(mV)
Loss
(dB)
LO=140MHz
RF
I&Q
LO
RF
140.30
140.54
140.77
141.01
141.24
141.48
141.71
141.95
142.18
142.42
142.78
143.03
143.27
143.52
143.77
144.01
144.26
144.51
144.75
145.00
0.30
0.54
0.77
1.01
1.24
1.48
1.71
1.95
2.18
2.42
2.78
3.03
3.27
3.52
3.77
4.01
4.26
4.51
4.75
5.00
5.67
5.61
5.56
5.55
5.57
5.55
5.55
5.54
5.55
5.54
5.55
5.55
5.55
5.56
5.56
5.55
5.56
5.56
5.55
5.56
0.07
0.08
0.07
0.09
0.08
0.09
0.10
0.11
0.10
0.12
0.10
0.07
0.04
0.04
0.03
0.03
0.03
0.05
0.10
0.12
90.71
90.55
90.69
90.71
90.68
90.75
90.72
90.95
91.00
90.99
91.18
91.27
91.29
91.11
91.16
90.87
90.83
90.78
90.81
91.09
96.00
96.10
100.10
104.10
107.89
115.47
119.26
123.05
126.84
134.42
138.21
142.00
145.78
153.36
157.15
160.94
164.73
172.31
176.10
180.10
184.10
0.18
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.21
0.24
0.25
0.25
0.26
0.25
0.26
0.25
0.26
100.00
104.00
107.79
115.37
119.16
122.95
126.74
134.32
138.11
141.90
145.68
153.26
157.05
160.84
164.63
172.21
176.00
180.00
184.00
Suggested Layout,
Tolerance to be within ±.002
inch
Outline Dimensions (
)
mm
A
B
C
—
—
D
.100
2.54
E
.250
6.35
F
.870
.800
.100
22.09
20.32
2.54
JCIQ-176D
AMPLITUDE & PHASE UNBALANCE
JCIQ-176D
DC OFFSET
G
.100
2.54
H
.047
1.19
J
.065
1.65
K
.065
1.65
L
.890
wt.
grams
4.0
at var IF 0.3-5 MHz
RF power -5 dBm. LO power +10 dBm
0.30
0.25
0.20
0.15
0.10
0.05
0.00
91.6
91.4
91.2
91.0
90.8
90.6
90.4
0.30
0.25
0.20
0.15
0.10
0.05
0.00
22.60
AMP. UNBAL.
PHASE UNBAL.
Demo Board MCL P/N: TB-21
Suggested PCB Layout (PL-209)
104 113 122 131 140 149 158 167 176
LO FREQUENCY (MHz)
140.3
141.3
142.3
143.3
144.3
145.3
RF FREQUENCY (MHz)
I&Q demodulation block diagram
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RF/IF MICROWAVE COMPONENTS
M102713
JCIQ-176D
DJ/VV/CP
080501