actual size crystal oscillator crystal oscillator crystal oscillator crystal oscillator item symbol specifications conditions / remarks output frequency range f 0 50 mhz to 800 mhz it can be changed by i 2 c supply voltage v cc d: 2.5 v 0.125 v, c: 3.3 v 0.33 v storage temperature t_stg -55 oc to +125 oc storage as single product operating temperature t_use -40 oc to +85 oc frequency tolerance *1 f_tol 50 10 - 6 max. includes frequency aging (10 years) current consumption i cc 90 ma max. oe active, l_ecl=50 disable current i_dis 40 ma max. oe inactive, output standby: hi-z mode 70 ma max. oe inactive, output standby: fix mode absolute pull range apr 0 to 180 x10 - 6 v c = 1.65 v 1.35 v (v cc = 3.3 v) 0 to 180 x10 - 6 v c = 1.25 v 1.00 v (v cc = 2.5 v) control voltage tuning range vc 0 to v cc frequency change polarity - positive slope 0 to v cc symmetry sym 45 % to 55 % at outputs crossing point output voltage v oh v cc -1.025 v min. dc characteristics v ol v cc -1.62 v max. output load condition l_ecl 50 termination to v cc - 2.0 v input voltage v ih 70% v cc min. oe, fsel0, fsel1, sda and scl v il 30% v cc max. rise time / fall time t r /t f 400 ps max. between 20% and 80% of (v oh -v ol ) start-up time t_str 10 ms max. time at minimum supp ly voltage to be 0 s *1 frequency tolerance includes initial frequency tolerance, temperature variation, supply voltage ch ange, reflow drift and 10 years aging at +25 oc. product name vg7050 ecn sm20xxxx c j g h p z (standard form) model output (e: lv-pecl) parameter designator (vg7050ecn: sm20xxxx) supply voltage (c: 3.3 v typ., d: 2.5 v typ.) frequency tolerance (j: 50 10 -6 ) operating temperature (g: -40 ~ +85c) oe function (h: active high, l: active low) absolute pull range (p: programmable) output standby type (f: fix (out=l, outn=h), z: high-z) phase jitter offset frequency 125.00 mhz 156.25 mhz 250.00 mhz 425.00 mhz 622.08 mhz 669.33 mhz 794.73 mhz phase jitter *2 typ. 12 khz to 20 mhz 0.30 ps 0.26 ps 0.26 ps 0.25 ps 0.26 ps 0.26 ps 0.2 6 ps 20 khz to 50 mhz 0.30 ps 0.27 ps 0.27 ps 0.26 ps 0.27 ps 0.27 ps 0.2 7 ps 50 khz to 80 mhz 0.29 ps 0.27 ps 0.27 ps 0.26 ps 0.27 ps 0.27 ps 0.2 7 ps *2 in order to achieve optimum jitter performance , it is recommended that the capacitor (0.1 f + 10 f) between v cc and gnd pin should be placed as close to the v cc pin as possible. specifications (characteristics) programmable voltage controlled oscillator (vcxo) output: lv-pecl vg7050ecn frequency range : 50 mhz to 800 mhz (tuning resolution: 2.2 ~ 2 .8 x 10 -9 ) supply voltage : 2.5 v / 3.3 v external dimensions : 7.0 5.0 1.5 mm (10 pins) absolute pull range : 0 to 180 x 10 -6 (12 steps selectable) features user-specified four startup frequency, apr and 7-b it i 2 c address user programming : i 2 c interface low jitter pll technology applications sonet/sdh, otn, gbe, fibre channel product number (please contact us) x1g004561xxxx00 *the i2c-bus is a trademark of nxp semiconductors
crystal oscillator crystal oscillator crystal oscillator crystal oscillator block diagram oe function / oe standby type oe function oe standby type frequency output oe pin oscillator stop oe pin out,outn state h: active high z: high-z h or open l high impedance l: active low l or open h h: active high f: fix h or open l out=l, outn=h l: active low l or open h external dimensions (unit: mm) footprint (recommended) (unit: mm) pin connection 1 vc 2 oe 3 gnd 4 out 5 outn 6 vcc 7 sda 8 scl 9 fsel0 10 fsel1 in order to achieve optimum jitter performance, it is recommended that the capacitor (0.1 f + 10 f) between vcc and gnd pin should be placed as close t o the vcc pin as possible. e sm200001 chz3xfc
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