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OKI Semiconductor ML9298
12-Hour System Clock IC for 1/2 Duty Fluorescent Display Tubes
FEDL9298-01 Issue Date: Jul. 11, 2005
GENERAL DESCRIPTION
The ML9298 is a 12-hour system clock IC that drives 1/2 duty fluorescent display tubes. It has a wide range of power supply using an oscillation source of 4.194304 MHz. The ML9298 has a time adjustment function in hour, minute and 30-minute units, and the function has two adjustment modes, 1 Push 1 ADJ and 2Hz fast forward. Additionally, it has a brightness adjustment function for the fluorescent display tube, providing four levels of brightness settings.
FEATURES
• • • • • • 12-hour system Wide power supply range from 4 to 18V (built-in voltage regulator circuit) Designed for 1/2 duty fluorescent display tubes 4.