EURO QUARTZ YH1440/1441 SERIES OCXO Miniature Package - Stratum 3 Compliant 10MHz to 100MHz STRATUM 3 Compliant Frequency Range: 10MHz - 100MHz Low Phase Noise YH1440 - OUTLINES AND DIMENSIONS DESCRIPTION YH1440/1441 series OCXOs are high stability oscillators packaged in a miniature SMD package. The part exhibits low phase noise and is Stratum 3 compliant. SPECIFICATIONS Frequency Range: Output: YH1440: YH1441: Harmonics: Temperature Stability: Freq. vs. Supply: Ageing: 10.0MHz to 100.0MHz Squarewave, ACMOS Sinewave: 0dBm into 50Ω -20dBc (Sinewave version) ±3x10-9 for a 5% change ±2x10-9 per day after 30 days (at 10.0MHz typical) available in +15, +12, +5 & +3.3VDC Input Voltage: Input Power: Warmup: Idle: Phase Noise: Frequency Adjustment: <5W for 5 minutes <2.0W max. @+25°C ±5.0ppm, typical. Positive slope 0 to +3.3 or+5.0V EFC STABILITY OVER TEMPERATURE Temp. Range Stability Part No. Code 0~+50°C ±1x10-7 B17 -10~+60°C ±1.5x10-7 G157 -20~+70°C ±2x10-7 N27 -40~+70°C ±5x10-7 S57 PART NUMBERING PHASE NOISE (Typical, at 100MHz) Example: Offset dBc/Hz 10Hz -80 100Hz -110 1kHz -140 10kHz -155 100kHz -160 YH1440-N27-5-100.00MHz YH1440 - N27 - 5 - 100.0MHz Model number - Stability - Input V - Frequency EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk