SURFACE-MOUNT CRYSTALS FC CRYSTALS 5.0mm x 1.9mm x 0.9mm DESCRIPTION OUTLINES AND DIMENSIONS FC crystals are ultra-miniature surface-mount crystals specifically designed to provide 32.768kHz for real-time clocks. With their ultra-small size and rugged construction they are ideal for battery-powered, hand held miniature equipment applications. FEATURES · · · · Frequency 32.7680kHz Ultra-miniature size 5.0 x 1.9 x 0.9mm (height) Low mass and rugged construction Supplied on tape and reel GENERAL SPECIFICATION Nominal Frequency: Calibration Tolerance at 25ºC: Load Capacitance (CL): Equivalent Series Resistance (R1) Drive Level: Temperature Coefficient: Peak Temperature: Shunt Capacitance (C0): Motional Capacitance (C1): Ageing at 25°C: Insulation Resistance: Crystal Cut: Operating Temperature Range: Storage Temperature Range: Reflow Soldering: Packaging: 32.7680kHz ±20ppm or ±50ppm (standard) 12.5pF standard or 7pf 65kW 0.5mW max. -0.04ppm/°C2 +25°C±5°C 0.8pF typical 1.9fF typical ±3ppm maximum, first year 500MW minimum @100VDC X-Cut -40° to 85°C -55° to +125°C 10s maximum @+260°C, twice or <230°C for 180s. 16mm EIA Tape and Reel 3000 pieces per reel. STABILITY/TEMPERATURE PERFORMANCE PART NUMBERS Load Frequency Capacitance (kHz) 32.768 32.768 12.5pF 7pF Part Number PH32768S PH32768T Tolerance ±ppm/ ESR Max. Temp. Range °C (W) ±20/-40+85 ±20/-40+85 65k 65k EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 1460 230000 Fax: +44 1460 230001 email: [email protected] web: www.euroquartz.co.uk