DMF-4A Series
DO
UBLEBALANC D MIXE S
E
R
500 kHz to 2 G / +10 to +17 dBmLO/ Hi-R Herm Flatpack
Hz
el
etic
PRINCIPAL SPECIFICATIONS
Model
Number
DMF-4A-250
RF/LO
IF
Frequency, Frequency,
MHz
MHz
0.5 - 500
DC - 500
Operating
Range,
MHz
0.5 - 1
1 - 300
300 - 500
10 - 50
50 - 500
500 -1000
10 - 600
600-1000
1000 -1500
500 - 2000
Conversion
Loss, dB,
Max. Typ.
8.0
7.0
8.0
7.5
7.5
8.5
8.0
8.0
9.5
8.0
7.0
6.0
7.0
6.5
6.5
7.5
7.0
7.0
8.5
6.0
Port Isolation, Min.
L-R
L-X
R-X
dB
dB
dB
40
40
35
35
30
25
30
20
20
25
30
30
20
30
25
15
20
12
12
20
23
23
20
25
20
15
15
15
8
15
Polarity
Sense
Pos.
DMF-4A-500
10 - 1000
DC - 1000
Pos.
DMF-4A-700
10 - 1500
DC - 1000
Neg.
DMF-4A-1700 500 - 2000
DC - 1000
Neg.
All specifications are as measured in a 50Ω system, at nominal LO power, in a down converter application.
A-Size Flatpack Outline
GENERAL SPECIFICATIONS
LO Drive:
Impedance:
Noise Figure:
Maximum Input Power:
1 dB Comp. Point:
Input Intercept Point:
DC Offset Voltage:
Weight:
Operating Temperature:
+13 dBm nom.
50
Ω
nom.
Within
±1
dB of
Conversion Loss
300 mW @ 25°C
+8 dBm input, typ.
+19 dBm, typ.
5 mV typ.
0.1 oz (2.8 g)
– 55° to +85°C
(derate linearly to 0 mW @ 125°C)
NOTES:
1. Tolerance on 3 place decimals
±
.010(.25) except as noted.
2. Dimensions in inches over millimeters.
3. Dimensions marked with * apply only at body.
4. All unmarked pins are case ground.
General Notes:
The DMF-4A series of Double Balanced Mixers
covers the frequency range of 0.5 to 2000 MHz
using four high-barrier diodes configured for
general purpose as well as high performance
applications.
29Apr96
RRIMAC/ 41 Fairfield Pl., West Caldwell, NJ, 07006 /
F further inform
or
ation contact
ME
973-575-1300
/ FAX
973-575-0531
MERRIMAC [ MERRIMAC INDUSTRIES, INC. ]
