FEATURES - HIGH RELIABILITY FOR LOW COST - ULTA LOW PROFILE - OPERATING TEMPERATURE RANGE OF -40/+85°C - EXCELLENT CLOCK SIGNAL GENERATUR FOR CPU'S MINIATURE SMD-WATCH-CRYSTAL SERIES M4819 PACKAGE DIMENSIONS see drawing FREQUENCY 32.768 kHz FREQUENCY TOLERANCE AT 25°C +-20 ppm (standard) / +-10 ppm (option) LOAD CAPACITANCE 12.5 pF (standard) / 6 pF, 7 pF and 9 pF available on demand SERIES RESISTANCE 65 kΩ max. OPERATING TEMPERATURE RANGE -40/+85°C STORAGE TEMPERATURE RANGE -55/+125°C TWO DIMENSIONAL TEMPERATURE CONSTANT -0.04 PPM/°C² TURNOVER TEMPERATURE +25°C +-5°C DRIVE LEVEL 0.5 µW max. SHUNT CAPACITANCE C0 1.3 pF typical MOTIONAL CAPACITANCE C1 2.0 fF typical AGING +-3 ppm max. per year DELIVERY FORM Tape and Reel (1.000 pcs per reel) OTHER PARAMETERS ARE AVAILABLE ON REQUEST / CREATE HERE YOUR SPECIFICATION PART NUMBERING SYSTEM M4819 32.768 kHz +-20 ppm -40/+85°C 12.5pF EXAMPLE PACKAGE FREQUENCY FREQUENCY TOLERANCE AT 25°C TEMPERATURE RANGE LOAD CAPACITANCE M4819 32.768 kHz REQUIRED VALUE -40/+85°C standard REQUIRED VALUE OUTLINE DRAWING RECOMMENDED LAND PATTERN 1.8+0.1 - 4.9+0 - .1 1.3 2.2 0.8+0 - .1 1.3 #1 #2 Internal Connect ion 3.2 0.85 #2 #1 4.2 Unit: m m Un it: m m Specification dated November 2009 http://www.petermann-technik.com | [email protected]