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 micro-miniature 6 pad smd package vcxo frequency range 1.0mhz to 50.0mhz cmos/ttl output supply voltage 1.8v, 2.5v, or 3.3v or 5.0vdc integrated phase jitter 200fs typical fundamental mode crystals for best phase noise performance 3.2 x 2.5 x 1.0mm 6 pad smd cmos model: 'g' series input voltage: vdd = +1.8vdc5% vdd = +2.5vdc5% vdd = +3.3vdc5% vdd = +5.0vdc10% frequency range*: 6.0mhz ~ 50.0mhz 1.0mhz ~ 50.0mhz 1.0mhz ~ 50.0mhz 1.0mhz ~ 50.0mhz output wave form: cmos/ttl initial freq. accuracy tune with vc = 0.9v0.15v tune with vc = 1.25v0.2v tune with vc = 1.65v0.2v tune with vc = 2.5v0.2v output logic high '1' 1.62v minimum 2.25v minimum 2.97v minimum 4.5v minimum output logic low '0' 0.183v maximum 0.25v maximum 0.33v maximum 0.5v maximum frequency deviation range: standard 80ppm min. standard 80ppm min. standard 80ppm min. standard 80ppm min. control voltage centre: 0.9vdc 1.25vdc 1.65 vdc 2.5 vdc control voltage range: 0.0v to 1.8v 0.25v to 2.25v 0.3v to 3.0v 0.5v to 1.5v supply voltage dependent specification general specification frequency stability: output load ttl: 2 ttl gates cmos: 15pf rise/fall times ttl: 6ns max., 4ns typical measured between 0.4v to 2.4v cmos: 6ns max., 4ns typical measured between 20% to 80% of wave form, (cl = 15pf) duty cycle: 50%10% standard, 50%5% is available, add 's' to part number integrated phase jitter: 200fs max. (12khz to 20mhz) start-up time: 10ms max., 5ms typical current consumption: 10~45ma, freq. dependant e.g. 27mhz: 10ma @ 3.3v 27mhz: 20ma @5.0v linearity: 6% typical, 10% max. modulation bandwidth: 10khz min. measured at -3db with v control at 1.65v or 2.5v input impedance: 1m typical slope polarity: monotonic and positive (an increase of control voltage increases output frequency.) ageing: 3ppm per year max. tri-state enable high: no connection or vdd-0.5v min. is applied to tri-state pin to enable. disable: ground +0.5v max. disables output. (high impedance) page 1 of 2 outline and dimensions G326 vcxo frequency stability over temperature* commercial -10 to +70c a b c industrial -40 to +85c d e f frequency stability over operating temp. range** 25ppm 50ppm 100ppm offset 10hz 100hz 1khz 10khz 100khz 1mhz dbc/hz -83 -115 -138 -151 -153 -159 phase noise characteristics typical of 27mhz, +3.3v supply. 1.0mhz ~ 50.0mhz
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 page 2 of 2 part number schedule example: 3G326b-100n-27.000 supply voltage 18 = +1.8v 25 = +2.5v 3 = +3.3v 5 = +5.0 v transfer function typical response of 3G326-c-150n-27.000 (at 25c, positive transfer) series designator G326 stability over temperature range a = 25ppm over -10 to +60c b = 50ppm over -10 to +60c c = 100ppm over -10 to +60c d = 25ppm over -40 to +85c e = 50ppm over -40 to +85c f = 100ppm over -40 to +85c frequency mhz pullability ppm pullability determinator n = minimum m = maximum t = typical 3.2 x 2.5 x 1.0mm 6 pad smd cmos G326 vcxo 1.0mhz ~ 50.0mhz
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