Flange Mounted Double-Balanced
Mixers
V 3.00
DMI-18A
Features
n
5.0 dB Midband Conversion Loss
n
28 dB Midband L-R Isolation
OUTLINE DRAWING
Description
This mixer is typically specified as a down converter. It
also functions well as an up converter, third harmonic mixer
or phase detector.
Environmental
Parameter
Operating Temp. Max.
Storage Temp. Max.
Humidity
Vibration
-55擄C to +85擄C
-65擄C to +125擄C
95% non-condensing
7G鈥檚 rms, 50 to 2000 cps, per
MIL-STD-810-B, Method 514,
Procedure 5
Electrical Specifications: T
A
= 25擄C
RF Frequency
Range (GHz)
1.0 - 18.0
L-R
Isolation
(dB)
22
L-I
Isolation
(dB)
18
3 dB IF
LO Range
Bandwidth
(dBm)
(GHz)
Min/Max
DC - 0.5
7/11
Conversion
Loss (dB)
2
Typ/Max
6.0/9.5
Input 1dB
Compression
Point (dBm)
+3
Noise
Figure SSB
(dB Max.)
10.0
1. Specifications apply when operated at +8 dBm available LO power with 50 ohm source and load impedance.
2. For IF Frequencies of 100 MHz and RF power of 鈥?0 dBm or lower.
Typical Performance Curves 25擄
Conversion Loss
10
Isolation
LO-IF
30
LO-RF
9
Isolation (dB)
Loss (dB)
25
8
7
20
6
5
1
3
5
7
9
11
13
15
17
15
1
3
5
7
9
11
13
15
17
Frequency (GHz)
Frequency (GHz)
1
2
