OCXO-131-45

OCXO 131-45 P.O. BOX 3389 CHARLOTTESVILLE, VIRGINIA 22903 PHONE: (804) 295-3101 FAX: (804) 977-1849 CRYSTAL OSCILLATOR SPECIFICATION This specification defines the operating characteristics of an ovenized crystal oscillator. Long term stability is assured through use of premium components. REV. - DESCRIPTION OF REVISION REQ. DWN. BY BY DATE TST DWR 12-09-98 ISOTEMP RESEARCH INC. CODE ID. PART NO. CHARLOTTESVILLE, VA. USA 31785 OCXO 131-45 PAGE OF TOTAL DWG. NO. REV. 1 3 114-849 - OCXO 131-45 1. OUTPUT 1.1. Frequency 1.2. Waveform 1.3. Level a. "1" level b. "0" level 1.4. Load 1.5. Duty cycle 1.6. Rise/fall time 1.7. Spurious 19.440 MHz Rectangular HCMOS > +4.6 VDC < +0.3 VDC 3 HCMOS/TTL loads 40% to 60% @ +2.5 VDC < 15 ns between 10% and 90% of "1" level minus "0" level < -60 dBc 2. FREQUENCY STABILITY 2.1. Ambient < 2.8x10-7 window from -40°C to +70°C Goal < ±1.4x10-7 from -40°C to +70°C (referenced to +25°C) 2.2. Aging a. At time of shipment < ±2x10-8/day b...