Oscilent Corporation | 495 Series SMD Crystal Oscillator Page 1 of 2 SMD Oscillators Series Number Package Description Last Modified 495 5 x 7 Ceramic 6 Pad PECL Output Nov. 15 2007 FEATURES - Wave form symmetry of 40/60% - PECL output - Industry standard 6 Pad 5 x 7 Ceramic SMD Package - Low Jitter 1.0 ps max. - RoHs / Lead Free compliant OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS PARAMETERS CONDITIONS CHARACTERISTICS Output Logic - Positive ECL Square Wave (PECL) Input Voltage (VDD) - Frequency Range (fO) - 19.440 ~ 180.0 (Fund, Third, Fifth / UM-1) MHz Operating Temperature (TOPR) - 0 ~ +70 (Std.) / -40 ~ 85 (Option) °C Storage Temperature (TSTG) - -55 ~ +125 °C Overall Frequency Stability Input Current (IDD) 3.3 ±10% 5.0 ±10% UNITS VDC - ±50, ±100 max. PPM (a) Frequency Tolerance Inclusive of Overall Stability - (b) Temperature Stability Inclusive of Overall Stability (Operating Temperature) - (c) Input Voltage Stability Inclusive of Overall Stability (VDD ±10%) - (d) Load Stability Inclusive of Overall Stability (RL ±5%) - - 80 max. 120 max. mA @ 25°C ±3 max. PPM/Y Rise Time (TR) 20% to 80% of Waveform 2 max. nS Fall Time (TF) 20% to 80% of Waveform 2 max. nS VDC Aging Output Voltage High "1" VOH PECL VDD - 1.025 min. Output Voltage Low "0" VOL PECL VDD - 1.620 max. VDC - 50 Ohms 50% of Waveform 50 ±10 (Std.) / 50 ±5 (Option) % - 10 max. mS Fj 12KHz to 20MHz bandwidth 1.0 max. ps Load Duty Cycle Start-Up Time (TS) Jitter Oscilent Corporation | 495 Series SMD Crystal Oscillator Page 2 of 2 PIN CONNECTIONS #1 Tristate Enable High or No Connection (TS1) #2 Tristate Enable High or No Connection (TS) #3 Ground #4 Output #5 Complimentary Output #6 Vdd PART NUMBER GUIDE Series Number Frequency Voltage Supply Option Frequency Tolerance & Stability (max.) Operating Temp. (° C) Duty Cycle Pin 2 Connection 495 - 28.0 M -3 E N -T TS Oscilent SMD Oscillators Enter your freq. e.g. 28.0M =28.00 MHz 5 = 5VDC 3 = 3.3VDC D= E= ±100 PPM ±50 PPM Blank* = 0~+70 N = -40~+85 Blank*= 50±10% T = -50±5% TS1 = Pin # 1 TS = Pin # 2 NOTE: - Deviations on all parameters available. Please consult Oscilent for details. DEFINITIONS: - Click on the characteristic names above, for definitions of the particular characteristic. *STANDARDS: - "Blank" part number selections, indicate standard variables for the particular characteristic. PACKAGING: - Add -TR for Tape/Reel. Click here for tape/reel specifications Oscilent Corporation - CALL 949.252.0522 18195 East McDurmott Street . Building D . Irvine . CA 92614 . USA Fax: 949.252.0599 . E-Mail: [email protected] Crystal Oscillators | Quartz Crystal | TCXO | VCXO | IF SAW Filter | RF SAW Filter | Ceramic Resonator Crystal Filter | Ceramic Filter | SAW Filter / SAW Devices | Site Map Series No.: 495