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FEATURES:

? Time (hour, minute, and second) and calendar (leap year, year, month, day, and date) counters

? Leap year can be automatically identified or set

? 12- and 24-hour modes selectable

? 4-bit parallel input/output in BCD data format

? Alarm function (hour, minute, second, month, day, date)

? One of 0.1, 1.0, 10, 30, and 60-s interval timer outputs selectable

? One of 2048, 1024, 64, 16, 1 Hz, 1-pulse output, and H?L output selectable as alarm coincidence output

? Upward compatible with mPD4991

? Low power consumption: 2 mA typ. (VDD = 2.4 V)