euroquartz limited blacknell lane crewkerne somerset uk ta18 7he tel: +44 (0)1460 230000 fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk euro quartz 7 x 5mm high frequency hcmos oscillator industry-standard 7.0 x 5.0mm smd package frequency range 125mhz to 320.0mhz high q crystal and ultra-low jitter multiplier circuit supply voltage 2.5 volts or 3.3 volts tristate function to conserve power features outline & dimensions xof91 oscillators description xof91 series oscillators are designed to provide very high quality lvcmos outputs at frequencies from 125mhz to 320mhz. a high q crystal and ultra-low jitter multiplier circuit provide extremely good performance. an enable/disable function is standard and the oscillator may also be specified with a power down function. frequency range: 125.0mhz to 200.0mhz (15pf load) 125.0mhz to 320.0mhz (10pf load) output logic: lvcmos integrated phase jitter: 0.4ps typical 0.5ps max (12khz ~ 20mhz) at 155.520mhz period jitter rms: 3ps typical, 5 ps max. at 155.520mhz period jitter peak to peak: 20ps typ., 30ps max. at 155.520mhz frequency stability commercial: 10ppm to 100ppm -10 to +70c industrial: 20ppm to 100ppm -40 to +85c supply voltage: +2.5 volts 5% or +3.3vdc 5% output voltage high '1': 90% vdd minimum low '0': 10% vdd minimum rise/fall time: 2.4ns typical, 15pf load. (20%vdd to 80%vdd) current consumption: 40ma max. load: 15pf start-up time: 5ms typical, 10ms maximum duty cycle: 50% 5% (measured at vdd-1.3v) static discharge protection: 2kv maximum ageing: 3pmm max. first year then 2ppm specification pad 1 options permanent damage may occur if units are operated beyond specified limits. supply voltage: +4.6 vdc max. input voltage vi: vss-0.5 min., vdd +0.5v max. input voltage vo: vss-0.5 min., vdd +0.5v max. disable output is disabled when enable/disable pad is taken below 0.3 vcc referenced to ground oscillator is continues to run. enable oscillator is enable when enable/disable pad is taken above 0.7 vcc referenced to ground. power down available by special request: oscillator shuts down when disabled. phase noise offset frequency 155.250mhz 10hz -62 dbc/hz 100hz -92 dbc/hz 1khz -120 dbc/hz 10khz -132 dbc/hz 100khz -128 dbc/hz 1mhz -140 dbc/hz 10mhz -150 dbc/hz absolute maximum ratings example: 200.00mhz xof91050ucta2 part number schedule frequency series designation xof91 stability 100 = 100ppm 050 = 50ppm 025 = 25ppm (for non-standard use '020' for 20ppm e.g.) output lvcmos operating temp. range c = commercial (-10~70c) i = industrial (-40~+85c) pad 1 option t=tristate (enable/disable) p= powerdown supply voltage = a = 3.3 volts b = 2.5 volts pad connection style* connection style 1 or style 2 *check availability with euroquartz engineering 125mhz to 320mhz
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