Transcript
MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 1 The MMIQ-0205SSM is a miniaturized, surface-mount multi-octave 1.75-5.0 GHz IQ mixer. It features matched double balanced mixers connected with an integrated LO hybrid and RF power divider. It can be used for either upconversion or downconversion. Applications include communications or radar systems with advanced digital modulation formats and phase modulated signals, test and measurement, or electronic warfare. Image reject or single sideband modulation with excellent suppression is possible with use of an external IF quadrature (90°) hybrid. Features
5mm QFN Surface-Mount Package CAD Optimized for Superior Isolation, Spurious Response, and Image Rejection/Sideband Suppression Broadband Performance Excellent Unit-to-Unit Repeatability RoHS Compliant
Electrical Specifications - Specifications guaranteed from -55 to +100C, measured in a 50Ω system. Parameter
LO
RF
IF
(GHz)
(GHz)
(GHz)
Conversion Loss (dB) (Combined IF with Test Hybrid)
Min
Typ
Diode Option LO drive level (dBm)
8.5 11
DC-0.2 0.2-2.0
Image Rejection (dB) (Combined IF with Test Hybrid)
See Plots
I/Q Amplitude Balance (dB)
0.15
I/Q Quadrature Phase Balance (Degrees) Isolation (dB) LO-RF LO-IF RF-IF
Max 11
5 1.75-5.0
+19.5 to +24
DC-2.0 See Plots
Input 1 dB Compression (dBm) (Combined IF with Test Hybrid)
+16
Input Two-Tone Intercept (dBm) (Combined IF with Test Hybrid)
+25
Part Number Options
1 For
Model Number
Description
MMIQ-0205SSM-2 1
Surface Mount
EVAL-MMIQ-0205S
Connectorized Evaluation Fixture
port locations and I/O designations, refer to the drawing on page 3 of this document.
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 2
Figure 1a. I/Q Mixer Schematic ________________________________________________________________________________________________________________
Figure 1b. Image Reject Mixer Schematic ________________________________________________________________________________________________________________
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 3
.038
PROJECTION
[.98]
.193 [4.90]
INCH [MM]
.028 [.70]
I
.020
I
[.50]
25 26 27 28 29 30 31 32
.193 [4.90]
RF
MMIQS 6139 XXYY
LO
LO
24
1
23
2
22
3
.138
21
[3.50]
20
4
Ground Paddle
RF
5
19
6
18
7
.012
17
8
[.30]
16 15 14 13 12 11 10
Q
9
Q
.016
.003
[.40]
[.08]
Pad # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
Function N/C N/C N/C RF N/C N/C N/C N/C N/C N/C N/C IF-Q N/C N/C N/C N/C N/C N/C N/C N/C N/C LO N/C N/C N/C N/C N/C N/C IF-I N/C N/C N/C
Outline Drawing – 5mm QFN Package Substrate material is Ceramic. I/O Leads and Ground Paddle are 1.4+0.6 microns (55+24 micro-inches) Au over 1.3 microns (51 micro-inches) Ni. All unconnected pads should be connected to PCB RF ground.
.028 .077
.096
.057
.077
.028 .028
.116
.096
.011 Typ .012 Typ
.031 Typ
QFN-Package Surface-Mount Landing Pattern Click here for a DXF of the above layout. Click here for leaded solder reflow. Click here for lead-free solder reflow 215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 4 Typical Performance Combined-IF Downconversion Loss: 60 MHz IF (dB)1-4
-4
Combined-IF Downconversion Image Rejection: 60 MHz IF (dB)1-4
0
-6
-5
-8
-10
-10
-15
RF in < LO RF in > LO
-20
-12
-25
-14
-30
-16
-35
-18
-40
RF in < LO RF in > LO
-20 -22
-45 -50
1
2
3
4
5
6
7
1
2
3
RF Frequency (GHz) LO to RF Isolation (dB)
0
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80 3
4
5
6
7
1
2
3
LO Frequency (GHz)
-4
6
7
5
6
7
6
7
Port I Port Q
-80 2
5
LO to IF Isolation (dB)
0
-10
1
4
RF Frequency (GHz)
4 LO Frequency (GHz)
Combined-IF Downconversion Loss vs. LO Power: 60 MHz IF (dB)1-4
I/Q Port Conversion Loss: 60 MHz IF (dB)1-4
-7
-6
-9
-8
-11
-10
-13
-12
-15 -17
-14
+22.0 dBm +21.0 dBm +20.0 dBm +19.5 dBm +19.0 dBm
-16 -18
-20 -22 1
2
3
-19 -21
Port I Port Q
-23 -25 4
5
6
1
7
2
3
Combined-IF Upconversion Loss: 60 MHz IF (dB)1-4
-4
4
5
RF Frequency (GHz)
RF Frequency (GHz) 0
-6
-5
-8
-10
Combined-IF Upconversion Sideband Suppression: 60 MHz IF (dB) 1-4 RF out < LO RF out > LO
-15
-10
-20
-12
-25
-14
-30
-16
-35
-18
-40
RF out < LO RF out > LO
-20 -22 1
2
3
4 RF Frequency (GHz)
-45 -50 5
6
7
1
2
3
4
5
6
7
RF Frequency (GHz)
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 5 Typical Performance Port "I" to Port "Q" IF Amplitude Match: 60 MHz IF (dB)
3
-60
2
-70
1
-80
0
-90
-1
-100
-2
-110
-3
Port "I" to Port "Q" IF Quad. Phase Deviation: 60 MHz IF (Degrees)
-120 1
2
3
4
5
6
7
1
2
3
RF Frequency (GHz) Port "I" Conversion Loss vs. LO Power: 60 MHz IF (dB)1-4
-7
4
5
6
7
RF Frequency (GHz) Port "Q" Conversion Loss vs. LO Power: 60 MHz IF (dB)1-4
-7
-9
-9
-11
-11
-13
-13
-15
-15
-17
-17
-19
-19
+22.0 dBm +21.0 dBm +20.0 dBm +19.5 dBm +19.0 dBm
-21 -23 -25 1
2
3
+22.0 dBm +21.0 dBm +20.0 dBm +19.5 dBm +19.0 dBm
-21 -23 -25 4
5
6
7
1
2
3
RF Frequency (GHz)
5
6
7
High Side LO Port "I" Downconversion Loss (dB)1-4
High Side LO Relative IF Response (dB): 2 GHz RF
0
4 RF Frequency (GHz)
-7 -9
-2
-11 -13
-4
-15 -17
-6
60 MHz IF 500 MHz IF 1000 MHz IF 1500 MHz IF 2000 MHz IF 2500 MHz IF
-19
-21
-8
-23 -25
-10 0
0
0.5
1
1.5
2
2.5
1
3
2
3
4
5
6
IF Frequency (GHz)
RF Frequency (GHz)
Low Side LO Relative IF Response (dB): 5 GHz RF
Low Side LO Port "I" Downconversion Loss (dB)1-4
7
-7 -9
-2
-11 -13
-4
-15 -17
-6
60 MHz IF 500 MHz IF 1000 MHz IF 1500 MHz IF 2000 MHz IF 2500 MHz IF
-19
-21
-8
-23 -25
-10 0
0.5
1
1.5
IF Frequency (GHz)
2
2.5
3
1
2
3
4
5
6
7
RF Frequency (GHz)
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 6 Typical Performance Output IP3: 60 MHz Combined IF (dBm)
Input IP3: 60 MHz Combined IF (dBm)
35
35
30
30
25
25
20
20
15
15
10
10
5
5
0
0
-5
-5 1
2
3
4
5
6
7
1
2
3
RF Frequency (GHz) 5
4
5
6
7
RF Frequency (GHz)
Conv. Comp. with a +15 dBm RF Input: 60 MHz Combined IF (dB)1-4
5
4
4
3
3
2
2
1
1
0
0
-1
-1
-2
-2
-3
-3
-4
-4
Conv. Comp. with +18 dBm RF Input: 60 MHz Combined IF (dB)1-4
-5
-5 1
2
3
4
5
6
1
7
2
3
RF to IF Isolation (dB)
0
4
5
6
7
2
2.5
3
5
6
7
RF Frequency (GHz)
RF Frequency (GHz)
IF Return Loss (dB)
0
-10
-5
-20 -10
-30
-15
-40
-50
-20
-60 -70 -80 1
2
3
4
2 GHz RF
-25
Port I Port Q
5 GHz RF
-30
5
6
0
7
0.5
RF Return Loss (dB)
0
1
1.5
IF Frequency (GHz)
RF Frequency (GHz)
LO Return Loss (dB)
0
-5
-5
-10
-10
-15
-15
-20
-20
-25
-25 1
2
3
4 RF Frequency (GHz)
5
6
7
1
2
3
4 LO Frequency (GHz)
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 7 Typical Performance
2xLO Harmonic to RF Isolation (dB)
2xLO Harmonic to IF Isolation (dB)
0
0
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90 1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
1.5
2
2.5
LO Output Frequency (GHz)
3xLO Harmonic to RF Isolation (dB)
0
3
3.5
4
4.5
5
5.5
6
5
5.5
6
LO Output Frequency (GHz)
3xLO Harmonic to IF Isolation (dB)
0
-10
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90 1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
1.5
2
2.5
2RF x 2LO Spurious Suppression (dBc) -10 dBm RF Input
0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 1.5
2
2.5
3
3.5
4
4.5
RF Input Frequency (GHz)
3
3.5
4
4.5
LO Output Frequency (GHz)
LO Output Frequency (GHz)
5
5.5
2IF x 1LO Spurious Suppression (dBc) -10 dBm IF Input
0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 6
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
RF Output Frequency (GHz)
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 8 Downconversion Spurious Suppression Spurious data is taken by selecting RF and LO frequencies (+mLO+nRF) within the RF/LO bands, to create a spurious output within the IF band. The mixer is swept across the full spurious band and the mean is calculated. The numbers shown in the table below are for a -10 dBm RF input. Spurious suppression is scaled for different RF power levels by (n1), where “n” is the RF spur order. For example, the 2RFx2LO spur is 85 dBc for a -10 dBm input, so a -20 dBm RF input creates a spur that is (2-1) x (-10 dB) dB lower, or 95 dBc.
Typical Downconversion Spurious Suppression (dBc) 4 -10 dBm RF Input
0xLO
1xLO
2xLO
3xLO
4xLO
5xLO
1xRF
23
Reference
38
17
46
17
2xRF
90
67
85
67
81
70
3xRF
93
85
93
79
93
80
4xRF
N/A
118
120
116
121
118
5xRF
N/A
N/A
131
128
130
130
Upconversion Spurious Suppression 4 Spurious data is taken by mixing an input within the IF band, with LO frequencies (+mLO+nIF), to create a spurious output within the RF output band. The mixer is swept across the full spurious output band and the mean is calculated. The numbers shown in the table below are for a -10 dBm IF input. Spurious suppression is scaled for different IF input power levels by (n-1), where “n” is the IF spur order. For example, the 2IFx1LO spur is typically 79 dBc for the A configuration for a -10 dBm input, so a -20 dBm IF input creates a spur that is (2-1) x (-10 dB) dB lower, or 89 dBc.
Typical Upconversion Spurious Suppression (dBc) -10 dBm IF Input
0xLO
1xLO
2xLO
3xLO
4xLO
5xLO
1xIF
22
Reference
38
10
47
N/A
2xIF
66
79
64
92
63
86
3xIF
92
70
93
64
91
70
4xIF
124
124
113
121
111
122
5xIF
142
118
131
121
129
117
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
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MMIC Double-Balanced I/Q Mixer
MMIQ-0205SSM
Page 9 Port
Description
LO
The LO port is DC open and AC matched to 50 Ohms from 1.75 to 5 GHz. Blocking capacitor is optional.
RF
The RF port is DC short to ground and AC matched to 50 Ohms from 1.75 to 5 GHz. Blocking capacitor is optional.
The I/Q ports are DC coupled to the diodes. Blocking capacitor is optional.
I/Q
DC Interface Schematic
LO
RF
I/Q
Absolute Maximum Ratings Parameter
Maximum Rating
RF DC Current
30 mA
LO DC Current
N/A
IF DC Current
1
30 mA
RF Power Handling (RF+LO)
+29 dBm at +25°C, derated linearly to +24 dBm at +100°C
Operating Temperature
-55ºC to +100ºC
Storage Temperature
-65ºC to +125ºC
1
Application of DC current has been known to damage mixer diodes. Any application of DC current >30 mA could cause field damage and void the warranty.
DATA SHEET NOTES: 1. Mixer Conversion Loss, Rejection, Sideband Suppression, and IP3 plot IF frequency is 60 MHz. 2. Mixer Noise Figure typically measures within 0.5 dB of conversion loss for IF frequencies greater than 5 MHz. 3. Conversion Loss typically degrades less than 0.5 dB at +100°C and improves less than 0.5 dB at -55°C. 4. Unless otherwise specified S diode data taken with +21 dBm LO drive 5. Specifications are subject to change without notice. Contact Marki Microwave for the most recent specifications and data sheets. 6. Catalog mixer circuits are continually improved. Configuration control requires custom mixer model numbers and specifications.
Marki Microwave reserves the right to make changes to the product(s) or information contained herein without notice. Marki Microwave makes no warranty, representation, or guarantee regarding the suitability of its products for any particular purpose, nor does Marki Microwave assume any liability whatsoever arising out of the use or application of any product.
© Marki Microwave, Inc.
215 Vineyard Court, Morgan Hill, CA 95037 | Ph: 408.778.4200 | Fax 408.778.4300 |
[email protected] 1/4/17