69 f o x e l e c t r o n i cs 5570 enterprise parkway fort myers, florida 33905 941-693-0099 fax 941-693-1554 http://www.foxonline.com ? 1998 fox electronics inch dimensions shall govern. all dimensions are in inches & parenthetically in millimeters. the fox789a, is an smd temperature compensated crystal oscillator with an optional voltage control on pin 1. with its industry standard package size and footprint, this tcxo is perfect for existing designs where cost effectiveness and high capacity are important. features ? surface mount ? miniature size ? tight stability ? wide temperature range ? optional voltage control parameters frequency range (fo) frequency tolerance (ta = 25c) frequency stability over temperature range over supply voltage change (5.0v 0.3v) temperature range operating (t opr ) storage (t stg ) supply voltage (v dd ) output waveform (clipped sine) peak-to peak level (vp-p) input current (i dd ) output load frequency adjustment (internal trimmer) aging (per year at 25c) voltage control option vctcxo - fox789e (pin 1: 2.5v 2.0v) ? electrical characteristics (ta = 25 c, vcc = +5.0v, c l = 10k w //10pf) min 9.600 -0.5 -2.5 -0.3 -30 -35 +4.75 1.0 3.0 -1.0 5.0 max 20.000 +0.5 +2.5 +0.3 +75 +80 +5.25 2.0 10 10 +1.0 units mhz ppm ppm oc v v ma k w pf ppm ppm ppm all specifications subject to change without notice. rev. 2/6/98 applications ? cellular phones ? cordless phones ? communications equipment ? aerospace ? portable instrumentation pin connections #1 not connected or voltage control (fox789e) #2 ground (case) #3 output #4 v dd actual size tcxo smd temperature compensated crystal oscillator fox789a tcxo discontinued
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