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| 2.5V LVE-PECL XO MODEL: RFX250 FEATURES * 2.5V Operation * High Performance * Complementary Output Discontinued Applications Include * SONET * SDH * ATM * WAN * Gb Ethernet Learn more about: Part Marking Identification Tape and Reel Specification Internet required PRELIMINARY * PART NUMBER SELECTION Learn More - Internet Required Model Number 680-Frequency-xxxxx RFX250 Part Number Frequency Stability See table Operating Temperature See table Frequency Range (MHz) 600.000 ~ 1250 * ELECTRICAL CHARACTERISTICS PARAMETERS Frequency Range (FO) Stability (-20 ~ +70C) (-40 ~ +85C) Storage Temperature Range Input Voltage (VDD) Input Current (IDD) Rise Time (20% ~ 80% Vp-p) Fall Time (80% ~ 20% Vp-p) Symmetry (50% Vp-p) Output Voltage (VOL) (VOH) PECL Skew (50% Vp-p) Jitter RMS 12kHz to 20MHz RMS 50kHz to 80MHz RMS Period Cycle-to-Cycle Output Disable Time Output Enable Time 1 MAX (unless otherwise noted) 600.000 ~ 1250MHz 20PPM 25PPM -55C ~ +125C 2.5V 5% 32mA 0.5nS 0.5nS 45/55 % 0.9 V 1.3 V Min 125pS 0.3pS Typ. 0.8pS Typ. 2.6pS Typ. 19pS Typ 100nS Max 100nS Max Inclusive of 25C tolerance, operating temperature range, input voltage change, load change, aging, shock, and vibration. 2 An internal pullup resistor from pin 1 to pin 6 allows active output if pin 1 is left open All specifications subject to change without notice. Rev. 6/1/04 RFX300 Series Recommended Circuit LV-PECL OUT LV-PECL OUT All dimensions are in millimeters. * ENABLE / DISABLE FUNCTION OUTPUT (Pin 4, pin 5) (Pin 1) ACTIVE OPEN 2 ACTIVE '1' Level VIH 2.0V High Z '0' Level VIL 1.0V FOXElectronics 5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1(239)693-0099 FAX +1(239)693-1554 http://www.foxonline.com (c) 2004 FOX ELECTRONICS 61 |
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