• Part: SJ-A1450
  • Description: CRYSTAL CLOCK OSCILLATORS
  • Manufacturer: NEL
  • Size: 385.21 KB
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SJ-A1450 page 2
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SJ-A1450 Datasheet Text

.. CRYSTAL CLOCK OSCILLATORS CMOS Data Sheet 0001B Rev. J SJ-A1450 Series Description The SJ-A1450 Series of quartz crystal oscillators provide enable/disable 3-state CMOS patible signals for bus connected systems. Supplying Pin 1 of the SJ-A1450 units with a logic “1" or open enables its pin 3 output. In the disabled mode, pin 3 presents a high impedance to the load. All units are designed to survive wave soldering operations without damage. Features - Wide frequency range- 4.0MHz to 40.0MHz - User specified tolerance available - Will withstand vapor phase temperatures of 253°C for 4 minutes maximum - Space-saving alternative to discrete ponent oscillators - High shock resistance, to 3000g - Metal lid electrically connected to ground to reduce EMI Electrical Connection Pin 1 2 3 4 Connection Enable/Disable Input Ground Output VDD - 3.3 Volt operation - Low Jitter - High Q Crystal actively tuned oscillator circuit - Power supply decoupling internal - No internal PLL avoids cascading PLL problems - Low power consumption - Gold plated leads - TTL patible (HCT) at specified supply voltage 357 Beloit Street, P.O. Box 457, Burlington, WI 53105-0457 U.S.A. Phone 262/763-3591 FAX 262/763-2881 Email: nelsales@nelfc. .nelfc. CRYSTAL CLOCK OSCILLATORS SJ-A1450 Series CMOS Continued Data Sheet 0001B Rev. J Operating Conditions and Output Characteristics Electrical Characteristics Parameter Frequency Duty Cycle Logic 0 Logic 1 Rise & Fall Time Tpz Jitter, RMS(2) Frequency Stability (1) Symbol Conditions ------------@ VDD /2 VOL @ 600µA VOH @ 600µA tr,tf 10-90% ----------------dF/F Overall conditions including: voltage, calibration, temp., 10 yr aging, shock, vibration Min 4.0MHz 45/55% ----VDD-0.2V -------------100ppm Typical...