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 specifications frequency range: 10.0mhz to 100.0mhz output: YH1420: squarewave, acmos (code 'c') yh1421: sinewave: 0dbm into 50 (code 's') harmonics: -20dbc (sinewave version) symmetry: 50%10% (squarewave version) temperature stability: freq. vs. supply: 3x10 -9 for a 5% change ageing: 2x10 -9 per day after 30 days input voltage: available in +5.0 or +3.3vdc input power: warmup: <3w for 5 minutes idle: <1.0w @+25c phase noise: frequency adjustment: 5.0ppm, typical. positive slope YH1420 - outlines and dimensions miniature package - low phase noise YH1420/1421 series ocxo 10mhz to 100mhz standard dual-in-line package frequency range: 10mhz - 50mhz low phase noise vs. vibration part numbering example: YH1420-n27-s-5-10.00mhz YH1420 - n27 - s - 5 - 10.0mhz model number - stability - output - input v - frequency description YH1420/1421 series ocxos are high stability oscillators packaged in the industry-standard dual-in-line package. the part exhibits low phase noise vs. vibration. phase noise (typical, at 10mhz, 5.0v) offset dbc/hz 10hz -110 100hz -135 1khz -155 10khz -158 100khz -158 stability over temperature temp. range stability part no. code -10~+60c 1x10 -7 g17 -20~+70c 2x10 -7 n27 -40~+70c 3x10 -7 t37
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