1 TO 18 GHz IMAGE REJECTION OR I/Q MIXERS
MODELS: IRM0118LC1A, IRM0118LC1B, IRM0118LC1C AND
IRM0118LC1Q
FEATURES
• RF/LO coverage ................ 1 to 18 GHz
• IF operation ....................... DC to 0.5 GHz
• Conversion loss................ 10 dB typical
• Image rejection ................. 20 dB typical
ELECTRICAL SPECIFICATIONS
INPUT PARAMETERS
RF
RF
LO
LO
frequency range
VSWR (RF = -10 dBm)
frequency range
power range
CONDITION
UNITS
GHz
Ratio
GHz
dBm
dBm
dBm
Ratio
UNITS
MIN.
1
3:1
1
+10
+13
+17
+12
+15
+18
2.5:1
TYP.
10
13
11.5
20
20
20
+6
+10
+15
+16
+20
+25
18
+13
+16
+20
TYP.
MAX.
18
IRM0118LC1
IRM0118MC1
IRM0118HC1
LO VSWR
TRANSFER CHARACTERISTICS
Conversion loss (Note 1)
Single-sideband noise figure
Image rejection (Note 1)
LO-to-RF isolation
LO-to-IF isolation
Input power at 1 dB compression
IMAGE REJECTION MIXER PRODUCTS
CONDITION
RF > LO
IRM0118LC1Q
MIN.
MAX.
11
14
Input two-tone third-order intercept point
Amplitude balance
Phase balance
Truth table
dBm
dB
dB
RF < LO
dB
dB
dB
IRM0118LC1
dBm
IRM0118MC1
dBm
IRM0118HC1
dBm
IRM0118LC1
dBm
IRM0118MC1
dBm
IRM0118HC1
dBm
IRM0118LC1Q
dB
IRM0118LC1Q
Degrees
IRM0118LC1Q
15
18
PORT
I
Q
MIN.
20
40
100
DC
RF < LO
0
-90
TYP.
±1.5
±15
RF > LO
-90
0
MAX.
40
80
200
500
OUTPUT PARAMETERS
IF frequency (image rejection mode)
CONDITION
IRM0118LC1A
IRM0118LC1B
IRM0118LC1C
IRM0118LC1Q
UNITS
MHz
MHz
MHz
MHz
Ratio
IF frequency (QIFM, I/Q demodulator mode)
IF VSWR (IF = -10 dBm)
1.5:1
100 Davids Drive, Hauppauge, NY 11788 • TEL: (631) 436-7400 • FAX: (631) 436-7430 •
www.miteq.com
IRM0118LC1B TYPICAL TEST DATA
VSWR
(LO = +10 dBm)
0
IMAGE REJECTION/CONVERSION LOSS
(LO = +10 dBm/IF = 60 MHz)
CONVERSION LOSS (dB)
5:1
IMAGE REJECTION (dB)
10
CONVERSION LOSS
VSWR (RATIO)
4:1
3:1
RF
20
30
IMAGE REJECTION
2:1
1:1
0
4
8
12
LO
40
16
20
0
4
8
12
16
20
FREQUENCY (GHz)
AMPLITUDE AND PHASE BALANCE
(I,Q, LO = +10 dBm)
FREQUENCY (GHz)
LO-TO-RF ISOLATION
(LO = +10 dBm)
0
20
ISOLATION (dB)
3
1.5
0
-1.5
-3
1
30
15
0
-15
-30
AMPLITUDE
BALANCE (dB)
40
60
80
4.4
7.8
11.2
14.6
18
PHASE
BALANCE (DEG.)
1
4.4
7.8
11.2
FREQUENCY (GHz)
14.6
18
0
4
8
12
16
20
FREQUENCY (GHz)
MAXIMUM RATINGS
Specification temperature.................... +25°C
Operating temperature ........................ -54 to +85°C
Storage temperature .......................... -65 to +125°C
GENERAL NOTE
1. Standard catalog unit aligned and tested for guaranteed
RF > LO performance. RF < LO guaranteed performance
is available, please contact MITEQ.
NOTE:
Test data supplied at 25°C; conversion loss, LO-to-RF isolation,
image rejection (IF Options A, B and C), phase and amplitude balance (IF Option Q).
OUTLINE DRAWINGS
IMAGE REJECTION MIXER PRODUCTS
IRMO118LC1A, B and C
TERMINATION (50 OHMS)
2.500 [63.50]
.500 [12.70]
TERM
HAUPPAUGE, N.Y. 11788
MADE IN USA
IRMO118LC1Q
TERMINATION (50 OHMS)
2.500 [63.50]
RF CONNECTORS SMA FEMALE
(TYP. 4 PLACES)
.25 [6.35]
1.000 [25.40]
HAUPPAUGE, N.Y. 11788
MADE IN USA
RF CONNECTORS SMA FEMALE
(TYP. 4 PLACES)
RF>LO
IF OUT
.25 [6.35]
1.000 [25.40]
.500 [12.70]
TERM
I
1.000 [25.40]
RF IN
2.000 [50.80]
1.750 [6.35]
1.000 [25.40]
RF IN
M/N XXXXXX
S/N XXXXXX
2.000 [50.80]
1.750 [6.35]
M/N XXXXXX
S/N XXXXXX
LO
IN
RF<LO
.25 [6.35]
TERMINATE UNUSED IF OUTPUT
LO
IN
Q
.25 [6.35]
.075 [1.91]
2.350 [59.69]
MOUNTING HOLES .100 [2.54] DIA. THRU
(TYP. 4 PLACES)
.075 [1.91]
2.350 [59.69]
MOUNTING HOLES .100 [2.54] DIA. THRU
(TYP. 4 PLACES)
FINISH: NICKEL
.25 [6.35]
.500 [12.70]
.25 [6.35]
.500 [12.70]
FINISH: NICKEL
IMAGE REJECTION
QIFM, I/Q DEMODULATOR
NOTE: All dimensions shown in brackets [ ] are in millimeters.
100 Davids Drive, Hauppauge, NY 11788 • TEL: (631) 436-7400 • FAX: (631) 436-7430 •
www.miteq.com
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