pletronics, inc. (425)-776-1880, fax: (425) 776-2760, www.pletronics.com sg-004 rev a pletronics part series package size frequency range (mhz) tr/tf maximum (ps) duty cycle % rms jitter (ps) current with load (ma) supply voltage 12khz- 20mhz 10hz- 20mhz 2.5v 3.3v lv55 3.2x5 mm 40-250 900 45-55 0.6 2.8 66 * * good lv77 5x7 mm 40-325 900 45-55 0.6 2.8 66 * * good lv99 lv93 5x7 mm 10.9-670 300 47-53 0.6 2.8 90 * excellent vlu7 5x7 mm 10.9-670 300 47-53 0.8 3.2 90 * good supply noise rejection lv55d series lcc ceramic package 3.2 x 5.0 x 1.35 mm ? 3rd overtone crystal ? enable/disable function on pad 1 ? small smd package for high density board designs lv9xd series lcc ceramic package 5.0 x 7.0 x 1.7 mm ? output frequency is synthesized from fundamental quartz crystal ? enable/disable function: ? lv99 on pad 1 ? lv93 on pad 2 lv77d series lcc ceramic package 5.0 x 7.0 x 1.7 mm ? 3rd overtone crystal ? enable/disable function on pad 1 vlu7 series - vcxo lcc ceramic package 5.0 x 7.0 x 2.97 mm ? output frequency is synthesized from fundamental quartz crystal ? enable/disable function on pad 2 ? +/- 50 ppm apr crystal controlled oscillators lvds output rohs 6/6 compliant features applications ? excellent phase noise characteristics ? all have tri-state with power standby modes ? temp range: - 10 to +70c standard, -40 to +85c extended ? available tolerances: +/- 20ppm, +/- 25ppm, and +/- 50ppm ? most common frequencies in stock ? ideal reference clocks for high-speed applications requiring low jitter, including: ? 1/10 gigabit ethernet ? 2/4/10g fibre channel ? server & storage platforms ? sonet/sdh linecards. ? see individual data sheets and standard part number builder on www.pletronics.com for allowable configurations and complete specifications standard part number generation
|
