the connor-winfield corp . 2111 comprehensive drive. aurora, il 60505.fax (630) 851-5040. phone (630) 851-4722. http://www.conwin.com 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 vspm634d is a 5.0v voltage controlled sa w oscillator (vcso) with differential pecl outputs and a cmos enable/disable input. the vspm634d is designed for use with pll systems in sonet/sdh systems requiring low jitter and tight stability. no multiplication schemes are used in this oscillator design. 1 2 vspm634d - 622.08mhz vcso series center frequency features description ordering information j leaded surface mount p ackage 5.0v operationlow jitter <0.5ps rms frequency stability : 150ppm temperature range: -40 to 85cdifferential pecl outputs enable / disable function tape and reel packaging 5 . 0 v s u r f a c e m o u n t v c s o o s c i l l a t o r vs011 01 12/14/04 v sp m 63 4d c w 0 4 3 4 v s p m 6 3 4 d 6 2 2 . 0 8 m notes 1.0 frequency stability vs. temperature. control voltage (vc) = 2.50 vdc. 2.0 referenced to fo @ 25c. positive slope. 3.0 absolute pull range (apr) is the minimum guarant eed pull range of the vcxo under all conditions for ten year lifetime operation. the apr is referenced to fo. 4.0 with n o connect on the enable / disable pin (pin 2) output is enabled. w hen oscillator is disabled the true output is in a low state (vol) and the complementary output is in the high stat e (voh) 5.0 50 ohm termination into vcc - 2v or thevein equivalent. absolute maximum ratings table 1.0 parameter units minimum nominal maximum units note storage temperature - 55 - 125 c supply voltage (vcc) - 0.5 - 7.0 vdc control voltage (vc) - 0.5 - 7 .0 vdc operating specifications table 2.0 parameter minimum nominal maximum units note center frequency (fo) - 622.0800 644.5313 666.5143 690.5692 693.4830 - mhz frequency stability - 150 - 150 ppm 1 operating temperature range - 40 - 85 c supply voltage (vcc) 4.75 5.0 5.25 vdc supply current (icc) - - 80 ma jitter (bw=10hz to 20mhz) - - 3.0 ps rms jitter (bw=12khz to 80mhz) - - 0.5 ps rms ssb phase noise at 100hz offset - - 70 - dbc/hz ssb phase noise at 1khz offs et - - 105 - dbc/hz ssb phase noise at 10khz offset - - 145 - dbc/hz ssb phase noise at 100khz offset - - 155 - dbc/hz input characteristics table 3.0 parameter minimum nominal maximum units note control voltage range (vc) 0.5 2. 5 4.5 vdc pull slope - 250 - ppm / v 2 absolute pull range (apr) +/ - 100 - - ppm 3 monotonic linearity - 20 - 20 % input impedance - 50k - ohm modulation bandwidth (3db) 10 - - khz cmos - enable input voltage (high) (vih) 2.0 - - vdc 4 cmos - disable input voltage (low) (vil) - - 0.4 vdc 4 low voltage pecl output characteristics table 4.0 parameter minimum nominal maximum units note load - - 50 ohms 5 voltage (high) (voh) 3.96 - - vdc volta ge (low) (vol) - - 3.40 vdc duty cycle at 50% level 45 50 55 % rise / fall time 20% to 80% - 250 400 ps package characteristics table 5.0 package hermetically sealed, j leaded ceramic s urface mount package.
the connor-winfield corp . 2111 comprehensive drive. aurora, il 60505.fax (630) 851-5040. phone (630) 851-4722. http://www.conwin.com 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 vs011 01 12/14/04 1000pf 5.0 5.0 c w 0 4 3 4 v s p m 6 3 4 d 6 2 2 . 0 8 m 2.5vdc
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