2.5V LVE-PECL VCXO MODEL: RFV250 FEATURES Applications Include • 2.5V Operation • High Performance • Complementary Output • SONET • SDH Discontinued • ATM • WAN PRELIMINARY • PART NUMBER SELECTION Learn More - Internet Required Model Number 681-Frequency-xxxxx RFV250 Part Number APR ±50 PPM Operating Temperature -40 ~ +85 ºC Frequency Range (MHz) 600.000 ~ 1250 Learn more about: Part Marking Identification Tape and Reel Specification Internet required • ELECTRICAL CHARACTERISTICS MAX (unless otherwise noted) PARAMETERS Frequency Range (FO) Absolute Pull Range (APR) Vc=1.25V±1.0V Temperature Range Operating (TOPR) Storage (TSTG) Input Voltage (VDD) Control Voltage (VC) Input Current (IDD) Rise Time (20% ~ 80% Vp-p) Fall Time (80% ~ 20% Vp-p) Symmetry (50% Vp-p) Output Voltage (VOL) (VOH) Linearity Modulation Bandwidth 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 600.000 ~ 1250MHz ±50 PPM -40ºC ~ +85ºC -55ºC ~ +125ºC 2.5V ± 5% 1.25V ± 1.0V 32mA 0.5nS 0.5nS 45/55 % 0.9 V 1.3 V Min ± 10% >10kHz 125pS 0.3pS Typ. 0.8pS Typ. 2.6pS Typ. 19pS Typ. 100nS Max 100nS Max 1 Inclusive of 25ºC tolerance, operating temperature range, input voltage change, load change, aging, shock, and vibration. 2 An internal pullup resistor from pin 2 to pin 6 allows active output if pin 2 is left open All specifications subject to change without notice. Rev. 6/1/04 RFV250 Series Recommended Circuit LV-PECL OUT RFV300 Series Recommended Circuit LV-PECL OUT All dimensions are in millimeters. • ENABLE / DISABLE FUNCTION OUTPUT (Pin 4, Pin 5) (Pin 2) 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 © 2004 FOX ELECTRONICS 79