DIELECTRIC RESONATOR
OSCILLATOR
Features
!
!
!
MDR2100-20500
20500 - 21500 MHz
Rugged Construction for Extreme Environmental Conditions
High Frequency Stability
Free Running, Mechanically Tuned
Specifications
1
CHARACTERISTIC
Frequency
Mechanical Tuning
Bandwidth (MHz)
Frequency Stability
2
(ppm)/ ºC
Pulling, 12 dB RL (ppm)
Pushing (ppm/Volt)
Harmonics (dBc)
Spurious (dBc)
Output Power (dBm)
3
Power
Vdc
4
mA
TYPICAL
Ta = +25 ºC
20500 - 21500 MHz
MIN/MAX
Ta = -20ºC to +65 ºC
20500 - 21500 MHz
+20 Min.
Absolute Maximum Ratings
Ambient Operating Temperature ............. -55ºC to +100 ºC
Storage Temperature .............................. -62ºC to +125 ºC
Case Temperature ............................................... +125 ºC
DC Voltage ....................................................... +24 Volts
4
5 Max.
+100 Max.
20 Max.
Typical Performance Data
Phase Noise
Offset
10 kHz
100 kHz
1 MHz
Typical
20500 MHz
-88
-113
-133
Typical
21500 MHz
-87
-112
-132
-20
-75
+11
+15
120
-15 Max.
-70 Max.
+10 Min.
+15
125 Max.
NOTES:
Care should always be taken to effectively ground the case of each unit.
1. Specifications labeled “min.” or “max.” are guaranteed in a 50 Ohm system over
the specified temperature range.
2. Averaged over the full temperature range.
3. Higher output power is available.
4. Alternate input voltage is available.
5. Package must be verified by Spectrum Microwave.
Mechanical Outline
Spectrum Microwave · 2144 Franklin Drive N.E. · Palm Bay, Florida 32905 · PH (888) 553-7531 · Fax (888) 553-7532
Rev.
10/23/08
www.SpectrumMicrowave.com
Spectrum Microwave · 2707 Black Lake Place · Philadelphia, Pennsylvania 19154 · PH (215) 464-4000 · Fax (215) 464-4001
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