the connor-winfield corp . 2111 comprehensive drive. aurora, il 60505.fax (630) 581-5040. phone (630) 851-4722. product da t a sheet specifications subject to change without notice. data sheet #: rev: date: page of copyright 2001 connor-winfield all rights reserved. a cr yst al controlled oscilla tors the connor-winfield fsof3s3 is a true surface mount 3.3v oven controlled crystal oscillator (ocxo) with an hcmos output and enable/disable function. the fsof3s3 is designed for stratum 3 applications requiring tight frequency stability and low jitter. 1 2 fsof3s3 - 12.80mhz ocxo series center frequency features description ordering information fixed frequency 3.3v operationlow jitter <1ps rms frequency stability : 0.25ppm temperature range: 0 to 70cfrequency tolerance of 4.6ppm over twenty years enable / disable functionsurface mount p ackage tape and reel packaging su r f a c e m o u n t 3 .3 v h c m o s st r a tu m 3 o c x o w ith h c m o s t r i- s t a te o u tp u t fsof3s3 cx051 01 5/29/03 www.conwin.com c w 0 1 0 7 f s o f 3 s 3 1 2 .8 0 m absolute maximum ratings table 1.0 parameter units minimum nominal maximum units note storage temperature - 40 - 85 c supply voltage (vcc) - 0.5 - 4.5 vdc operating specifications table 2.0 parameter minimum nominal maximu m units note center frequency (fo) 1.544 - 20.0 mhz frequency calibration - 1.5 1.5 ppm 1,4 frequency stability - 0.25 - 0.25 ppm 2 total frequency tolerance - 4.6 - 4.6 ppm 3 aging (daily - 3.0 - 3.0 ppb 4 aging (20 years) - 3.0 - 3.0 ppm operating temperature range 0 - 70 c supply voltage (vcc) 3.135 3.3 3.465 vdc supply current (icc) - - 450 ma phase jitter (bw =12khz to 20mhz) - - 1 ps rms phase jitter (bw =10hz to 20mhz) - - 3 ps rms period jitter - - 3 ps rms allan variance (1 second) - 5.00 e - 10 - ssb phase noise at 10hz offset - - 90 - dbc/hz ssb phase noise at 10khz offset - - 130 - dbc/hz start - up time: oscillator - - 10 ms warm up time - - 5 minutes 5 tdev at 1.0 seconds - - 1 ns tdev at 4.0 sec onds - - 2 ns input characteristics table 3.0 enable voltage (high) (vih) = 70% vdd - - vdc 6 disable voltage (low) (vil) - - = 30% vdd vdc hcmos output characteristics table 4.0 parameter minimum nominal maximum units n ote load - - 15 pf voltage (high) (voh) 2.6 - - vdc (low) (vol) - - 0.4 vdc current (high) (ioh) - 4 - - ma (low) (iol) - - 4 ma duty cycle at 50% of vcc 45 50 55 % rise / fall time 10% to 90% - - 6 ns package characteristics table 5.0 package surface mount, non - hermetic package consisting of an fr4 subst rate with grounded metal cover. process recommendations table 6.0 solder reflow the component solder used inter nal to this device has a melting point of 221 c. the peak temperature inside the device should be less than or equal to 220 c for a maximum of 10 seconds wash ultrasonic cleaning is not recommended notes: 1) initial calibration @ 25 c 2) frequency vs. temperature stability 3) inclusive of calibration, operating temperature range, supply voltage change, shock and vibration and aging (20 years). 4) specifications at time of shipment after 48 hours of operation. 5) measured @ 25 c, within 5 minutes, the unit will b e within +/ - 0.1ppm of its reference frequency, measured after 30 minutes of continuous operation at a stable 25 c. 6) oscillator output is enabled with no connection on pad 6
the connor-winfield corp . 2111 comprehensive drive. aurora, il 60505.fax (630) 581-5040. phone (630) 851-4722. product da t a sheet specifications subject to change without notice. data sheet #: rev: date: page of copyright 2001 connor-winfield all rights reserved. a cr yst al controlled oscilla tors 2 2 cx051 01 5/29/03 www.conwin.com 90% 50% 10% c w d a t e c o d e f s o f 3 s 3 1 2 . 8 0 m c w d a t e c o d e f s o f 3 s 3 1 2 . 8 0 m .330 max (8.382mm ) .330 max (8.382mm ) .100 (2.54mm) .100 (2.54mm) dimensional tolerance: .005 (.127mm) pin function 1 n/c 6 enable / disable 7 ground (case) 8 output 14 vcc 6 e/d 6 ke ep o ut a re a .830 (21.08mm) .565 (14.35mm)
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