Rev. 5/10 1250 TO 1850 MHz VOLTAGE CONTROLLED OSCILLATOR OC1850 OC1850 Typical Values @ +25 °C Tuning Voltage Limits . . . . . . . . . . . . . . . . . . . . . . . . . . Power Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Output Variation . . . . . . . . . . . . . . . . . . . . . . . . . Standard Size TO-8 Package 0-15 V +11.5 dBm 4.0 dB OC1850 TO-8 Package for Oscillators SPECIFICATIONS* Parameter Typical Frequency Guaranteed 0 to 50 °C -55 to +85 °C 1250-1850 MHz 1250-1850 MHz 1250-1850 MHz 0V 15 V 0V 15 V 0V 15 V +11.5 dBm +8.5 dBm +8.0 dBm 3.0 dB 4.5 dB 4.5 dB Modulation Sensitivity (Min.–Max.) 40 to 70 MHz/V 35 to 75 MHz/V 35 to 75 MHz/V Modulation Sensitivity Ratio (Max.) 1.5:1 1.75:1 1.75:1 SSB Phase Noise (Max.) at 10 kHz offset at 100 kHz offset -78 dBc/Hz -107 dBc/Hz -75 dBc/Hz -105 dBc/Hz -75 dBc/Hz -103 dBc/Hz — 40 MHz 50 MHz Harmonics (Max.) -16.0 dBc -10.0 dBc -10.0 dBc Spurious (Max.) -60.0 dBc -60.0 dBc -60.0 dBc Frequency Pulling (Max.) Load VSWR = 1.67:1 8.0 MHz 10.0 MHz 10.0 MHz Frequency Pushing (Max.) Vdc ± 0.5 V 4.0 MHz/V 8.0 MHz/V 8.0 MHz/V Bias Voltage (Vdc) 15.0 V 15.0 V 15.0 V DC Current (Max.) 57 mA 60 mA 60 mA Tuning Voltage Limits Tuning Voltage at low end Tuning voltage at high end Power Output (Min.) Power Flatness^ (Max.) Frequency Drift (Max.) OS1850 SMTO-8 for Oscillators * Specifications are measured in 50-ohm system at +15 Volts bias unless otherwise specified. ^ Power Flatness is defined as power variation over frequency band at any given temperature. ABSOLUTE MAXIMUM RATINGS Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Case Temperature . . . . . . . . . . . . . . . . . . . . Maximum DC Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum Tuning Voltage . . . . . . . . . . . . . . . . . . . . . . . Burn-In Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . Thermal Resistance1 (θjc) . . . . . . . . . . . . . . . . . . . . . . . Junction Temperature Rise Above Case (Tjc) . . . . . . . 1 -62 °C to +125 °C 125 °C +17 V +20 V +125 °C +40.1 °C/Watt +34.3 °C Thermal resistance is based on total power dissipation. Ratings based on +25 °C. DIMENSIONS ARE IN INCHES [MILLIMETERS] 650-691-9800 • Fax: 650-962-6845 • Updates: www.teledynemicrowave.com • [email protected] 14.0 15.0 OC1850 TYPICAL PERFORMANCE KEY: +25 °C +85 °C -55 °C Frequency vs. Tuning Voltage Vcc = 15 2000 OUPUT FREQUENCY - MHz 1900 1800 1700 1600 1500 1400 1300 1200 1100 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 TUNING VOLTAGE (VOLTS) MODULATION SENSITIVITY - MHz/V Modulation Sensitivity vs. Tuning Voltage 75.0 70.0 65.0 60.0 55.0 TYPICAL AUTOMATIC TEST DATA Model: OC1850 TUNING VOLTAGE V 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 A 9.5 10.0 10.5 11.0 11.5 12.0 12.5 13.0 13.5 14.0 14.5 15.0 Vstr mA = 55.48 MODULATION SENSITIVITY MHz/V 0.00 65.57 55.36 48.60 44.36 44.28 44.47 43.13 43.84 44.64 44.59 44.48 44.34 44.02 43.56 43.27 43.06 42.97 43.09 43.45 44.44 46.02 48.16 49.18 47.90 46.54 49.77 51.16 49.57 48.66 47.91 Vstop mA = 54.42 14.0 15.0 LINEARITY MHz 0.00 9.52 13.86 14.82 13.68 12.47 11.36 9.59 8.15 7.12 6.07 4.99 3.81 2.47 0.91 -0.81 14.0 15.0 -2.63 -4.45 -6.26 -7.88 -9.01 -9.34 -8.60 -7.36 -6.76 -6.84 -5.30 -3.04 -1.60 -0.61 0.00 45.0 40.0 0.0 1.0 2.0 3.0 4.0 14.0 15.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 TUNING VOLTAGE - VOLTS Phase Noise at 1.25 GHz Power Output vs. Tuning Voltage PHAASE NOISE - dBc/Hz 13.0 12.0 11.0 10.0 9.0 8.0 7.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 TUNING VOLTAGE - VOLTS +0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 100 1K Absolute Linearity vs. Tuning Voltage 40.0 PHAASE NOISE - dBc/Hz 20.0 10.0 0.0 -10.0 -20.0 -30.0 -40.0 0.0 10 K 100 K FREQUENCY - Hz 1M 10 M 1M 10 M Phase Noise at 1.85 GHz 30.0 LINEARITY - MHz POWER dBm 11.49 11.61 11.62 11.65 11.68 11.67 11.64 11.63 11.61 11.60 11.62 11.66 11.71 11.76 11.82 11.88 11.93 11.97 12.01 12.01 11.97 11.85 11.64 11.39 11.23 11.09 10.76 10.41 10.15 9.91 9.71 50.0 14.0 RF OUTPUT - dBm Vcc= +15V FREQ. MHz 1193.77 1226.81 1254.57 1278.96 1300.68 1322.87 1345.15 1366.72 1388.82 1411.19 1433.59 1455.30 1477.51 1499.58 1521.40 1543.20 1564.73 1585.76 1607.43 1629.16 1651.47 1674.48 1698.75 1723.39 1746.78 1770.15 1795.03 1820.78 1845.60 1870.07 1894.09 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 TUNING VOLTAGE - VOLTS +0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 -110 -120 -130 -140 -150 -160 100 1K 10 K 100 K FREQUENCY - Hz 650-691-9800 • Fax: 650-962-6845 • Updates: www.teledynemicrowave.com • [email protected]