1 all specifications are subject to change without notice. ld 3.3v rev2010_sept10_01.6 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 3.3v lvds low jitter xo ld series crystal clock oscillator (xo) 5.0 x 3.2mm ld product features ? 38.88 to 162 mhz frequency range ? <1 ps rms jitter with non-pll design ? designed for standard reflow & washing techniques ? ibis models available ? pb-free & rohs/green compliant product description the ld series 3.3v crystal clock oscillator achieves superb jitter and stability over a broad range of operating conditions and frequencies. the output clock signal, generated internally with a non-pll oscillator design, is compatible with lvds logic levels. the device, available on tape and reel, is contained in a 5.0 x 3.2mm surface-mount ceramic package. applications the ld series is ideal for high-speed applications requiring low jitter, including: ? 1/10 gigabit ethernet ? 2/4/10g fibrechannel ? serial attached scsi (sas) ? server & storage platforms ? sonet/sdh linecards ? passive optical network (pon) devices ? hd video systems package: pin functions: pin function 1 oe or nc 2 nc or oe 3 ground 4 q output 5 q output 6 v cc recommended land pattern: 5.0 x 3.2mm ceramic smd part ordering information: pb xxx yyyy specification?code product ? family frequency ?code following the above format, saronix-ecera part numbers will be assigned upon confirmation of exact customer requirements. created using cadstd lite freeware from www.cadstd.com. non-commercial use only. created using cadstd lite freeware from www.cadstd.com. non-commercial use only. ld
2 all specifications are subject to change without notice. ld 3.3v rev2010_sept10_01.6 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 3.3v lvds low jitter xo ld series crystal clock oscillator (xo) 5.0 x 3.2mm ld output enable / disable function parameter min. typ. max. units notes input voltage (pin oe), output enable 0.7 v or open input voltage (pin oe), output disable (low power standby) 0.3 v outpus disabled to hi-z internal pullup resistance 50 k output disable delay 200 ns output enable delay 10 ms absolute maximum ratings parameter min. typ. max. units notes storage temperature -55 +125 c test circuit refow soldering profle for the latest product information visit: http://www.pericom.com/products/timing/oscillators/ld_3.3v/ for test circuit go to : http://www.pericom.com/pdf/sre/tc_lvds.pdf for soldering refow profle and reliability test ratings go to: http://www.pericom.com/pdf/sre/reflow2.pdf for tape and reel information go to: http://www.pericom.com/pdf/sre/tr_5032_xo.pdf electrical performance parameter min. typ. max. units notes output frequency 38.88 162 mhz as specifed supply voltage 2.25 2.50 2.75 v supply current, enabled 35 47 ma supply current, disabled 0.03 ma frequency stability 20 to 50 ppm see note 1 below operating temperature range -20 +70 c commercial (standard) -40 +85 industrial (standard) output logic 0, v ol 0.9 1.1 v output logic 1, v oh 1.43 1.6 v output load 100 connected between both outputs output requires termination duty cycle 45 55 % measured 50% of waveform rise and fall time 500 850 ps measured 20/80% of waveform jitter, phase 0.5 1 ps rms (1-) 12khz to 20mhz frequency band jitter, total 25 ps pkCpk 100,000 random periods notes: 1. stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25c), aging (5 year at 40c average effective ambient temperature), shock and vibration. 2. for specifcations othere than those listed, please contact sales.
|
