DOUBLEBALANCED MIXERS DMF-4A Series 500 kHz to 2 GHz / +10 to +17 dBmLO/ Hi-Rel Hermetic Flatpack PRINCIPAL SPECIFICATIONS Model Number RF/LO IF Frequency, Frequency, MHz MHz Operating Range, MHz Conversion Loss, dB, Max. Typ. Port Isolation, Min. L-R L-X R-X dB dB dB Polarity Sense DMF-4A-250 0.5 - 500 DC - 500 0.5 - 1 1 - 300 300 - 500 8.0 7.0 8.0 7.0 6.0 7.0 40 40 35 30 30 20 23 23 20 Pos. DMF-4A-500 10 - 1000 DC - 1000 10 - 1500 DC - 1000 DMF-4A-1700 500 - 2000 DC - 1000 7.5 7.5 8.5 8.0 8.0 9.5 8.0 6.5 6.5 7.5 7.0 7.0 8.5 6.0 35 30 25 30 20 20 25 30 25 15 20 12 12 20 25 20 15 15 15 8 15 Pos. DMF-4A-700 10 - 50 50 - 500 500 -1000 10 - 600 600-1000 1000 -1500 500 - 2000 Neg. 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: +13 dBm nom. 50 Ω nom. Within ±1 dB of Conversion Loss 300 mW @ 25°C (derate linearly to 0 mW @ 125°C) 1 dB Comp. Point: Input Intercept Point: DC Offset Voltage: Weight: Operating Temperature: 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. +8 dBm input, typ. +19 dBm, typ. 5 mV typ. 0.1 oz (2.8 g) – 55° to +85°C 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. For further information contact MERRIMAC/ 41 Fairfield Pl., West Caldwell, NJ, 07006 / 29Apr96 973-575-1300 / FAX 973-575-0531