CRYSTAL UNITS CRYSTAL UNITS FOR CAR ELECTRONICS (NX1255GA/CP12A) These surface mount crystal units are ideally suited for clock signal generating sources for CPUs for power trains and safety control devices requiring extremely high reliability as an electronic part used in a car. Features 8 High stability under strict conditions in terms of stable start-up characteristics, heat resistance, thermo-cycle resistance and vibration resistance. For further details, please contact us. Specification Type Nominal Frequency (MHz) 4 6 8 10 12 16 18 20 24 Nominal Frequency & Equivalent Series Resistance NX1255GA (CP12A) Equivalent Series Resistance (W) 180 180 120 120 80 80 80 80 80 Fundamental Overtone 100 x 10-6 150 x 10-6 Frequency Tolerance Frequency Stability -40 ~ +125C 100W Operating Temperature Range Drive Level 12pF Standard Load Capacitance -40 ~ +125C Operable Temperature Range Dimensions 5.5 0.15 4.8 0.15 (mm) 11.5 0.15 2.5 0.15 11.8 0.15 5.08 0.2 Reference footprint 2.0 0.2 4.4 1.5 0.2 2.2 2.4 5.08 62