FEATURES PETERMANN TECHNIK - HIGH RELIABILITY FOR LOW COST - CHEAPEST AVAILABLE LOW FREQUENCY CRYSTAL - EXCELLENT CLOCK SIGNAL GENERATUR FOR CPU'S Time & Frequency Components HC-48/U AND HC-51U SERIES PACKAGE SEE OUTLINE DRAWING FREQUENCY RANGE 455.0 ~ 756.8 kHz 800.0 kHz ~ 4.5 MHz MODE OF VIBRATION SL-CUT AT-CUT +-30 PPM ~ +-50 PPM FREQUENCY TOLERANCE AT 25°C -10/+60°C TEMPERATURE RANGE TEMPERATURE +-100 PPM SL-CUT +-30 PPM AT-CUT STABILITY 8 ~ 32 PF OR SERIES LOAD CAPACITANCE 7 PF MAX. SHUNT CAPACITANCE 2 mW MAX. DRIVE LEVEL +-7 PPM PER YEAR AGING >500 MΩ DC/100V +-10% INSULATION RESISTANCE BULKS DELIVERY FORM OTHER PARAMETERS ARE AVAILABLE ON REQUEST / CREATE HERE YOUR SPECIFICATION PART NUMBERING SYSTEM HC-48/U 455.0 kHz 50/100/-10+60/20pF EXAMPLE SERIES FREQUENCY FREQUENCY TOLERANCE AT 25°C TEMPERATURE STABILITY TEMPERATURE RANGE LOAD CAPACITANCE HC48/U OR HC-51/U REQUIRED VALUE REQUIRED VALUE REQUIRED VALUE REQUIRED VALUE REQUIRED VALUE OUTLINE DRAWING OF HC-48/U 19.7 19.7 01.27 15.0 6.0 8.94 18.4 8.94 18.4 OUTLINE DRAWING OF HC-51/U 12.3 9.3 9.3 12.3 19.2 00.76 Unit:mm 19.2 PETERMANN-TECHNIK | Amselweg 8 | D-86916 Kaufering Fon: 00 49 (0) 81 91 / 30 53 95 | Fax: 00 49 (0) 81 91 / 30 53 97 http://www.petermann-technik.de | [email protected] Unit:mm