MICROWAVE CORPORATION
HIGH IP3 SINGLE-BALANCED MIXER 0.6 - 1.2 GHz
HMC350MS8
4
MIXERS
FEBRUARY 2001
Features
CONVERSION LOSS: 7.5 dB
INPUT IP3: +27 dBm
INPUT IP2: +45 dBm
INPUT P1dB: +17 dBm
V00.1200
General Description
The HMC350MS8 is a miniature single balanced
mixer in an 8 lead plastic surface mount package. The passive GaAs schottky diode mixer
implements planar on chip Baluns and requires
no external components. The mixer can be used
as an upconverter, down converter, or modulator. It is especially suited for cellular base
station, cable modem, and fixed wireless access systems that operate between 600 and
1200 MHz. The mixer provides 7.5 dB conversion loss and +25 dBm IIP3 with LO drive levels
of +19 dBm at mid-band. The design was optimized for low cost high volume applications
where high converter linearity is required.
SMT
Guaranteed Performance, LO Drive= +19 dBm, -40 to +85 deg C
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12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Web Site: www.hittite.com
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MICROWAVE CORPORATION
HIGH IP3 SINGLE-BALANCED MIXER 0.6 - 1.2 GHz
HMC350MS8
V00.1200
Conversion Gain vs.
Temperature @ LO= +19 dBm
0
-5
-10
-15
CONVERSION GAIN (dB)
-20
0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
FREQUENCY (GHz)
Conversion Gain vs. LO Drive
0
+21 d Bm
-10
-5
+17 dBm
+19 dBm
+25C
-40C
+85C
Isolation @ LO = +19 dBm
0
-10
-20
-30
-40
ISOLATION(dB)
-50
-60
0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
FREQUENCY (GHz)
Return Loss @ LO = +19 dBm
0
-5
-10
FEBRUARY 2001
RF/IF
LO/RF
LO/IF
4
MIXERS
-15
CONVERSION GAIN (dB)
-20
0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
+15 dBm
+11 dBm
FREQUENCY (GHz)
+13 dBm
RETURN LOSS (dB)
-15
-20
0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
FREQUENCY (GHz)
RF
LO
Upconverter Performance,
IF Bandwidth @ LO = +19 dBm
0
RETURN LOSS
CONVERSION GAIN
-5
-10
RESPONSE(dB)
-15
-20
0 0.10.20.30.40.50.60.70.80.9 1
IF FREQUENCY (GHz)
12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Web Site: www.hittite.com
Conversion Gain @ LO = +19 dBm
0
-5
-10
-15
CONVERSION GAIN (dB)
-20
0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5
FREQUENCY(GHz)
4 - 211
SMT