TX7-503-SQ-ST3 high precision analogue compensated stratum iii smd tcxo 2011/65/eu rohs compliant 31 may. 13 quartzcom ag fax +41 32 644 24 05 bischmattstrasse 11 tel +41 32 644 24 00 ch 2544 bettlach e-mail sales@quartzcom.com switzerland www.quartzcom.com features ? applications: transmission, tdm networks, sdh, sonet, wireless communications, ieee 1588v2, synce, stratum iii, wireless backhaul, metro carrier ethernet, femtocells, picocells ? holdover stability: ? 0.37 ppm over 24 h ? overall stability: ? 4.60 ppm including 20 years aging ? output signal: cmos parameter specification frequency range 10.0 ~ 40.0 mhz standard frequencies 10.0, 12.80 16.0, 16.384, 19.20, 20.0, 25. 0, 26.0, 40.0, & 50.0 mhz frequency stability: ? ? 4.60 ppm overall inclusive overall inclusive frequency stability vs. temperature, tole rance, aging over 20 years, supply & load variation vs. temperature ? ? 0.28 ppm -40 ~ +85 c vs. aging ? ? 3.0 ppm 20 years holdover stability ( 1 ) ? 0.37 ppm over 24 hours frequency tolerance ex. factory ? ? 0.50 ppm @ +25 c supply voltage +3.3 v or +5.0 v ? 5 % supply current < 6 ma output signal clipped sine wave cmos output level > 0.8 vp-p v oh > 0.9 x vdc / v ol < 0.1 x vdc output load 10 k ? // 10 pf 15 pf tri-state function pin #6 high or open pin #5 ? oscillation pin #6 low pin #5 ? high impedance phase noise @ 20.0 mhz carrier frequency -145 dbc/hz @10 khz operating temperature range -20 ~ +70 c indoor use -40 ~ +85 c outdoor use storage temperature range -55 ~ +125 c packaging units tape & reel 500 or 1?000 pieces customer specifications on request ( 1 ) including: frequency stability, vs temperature, supply change of 5 % and aging over 24 hours pin function # 1 gnd # 4 gnd # 5 output # 8 vdc # 5 external de-coupling capacitor. recommended cap = 1?000 pf # 8 external bypass cap = 100 nf # 2 & # 3 not connected pin function optional phase noise reduction # 6 tri-state # 7 external capacitor reduce phase noise cap = 33 pf reflow conditions per jedec j-std-020, 260 c maximum
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