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    UPD4990AG Search Results

    UPD4990AG Datasheets (4)

    Part ECAD Model Manufacturer Description Curated Type PDF
    uPD4990AG NEC IC RTC SERIAL CALENDAR/CLOCK BYTES 16SOP Original PDF
    UPD4990AG NEC SERIAL I/O CALENDAR & CLOCK CMOS LSI Original PDF
    uPD4990AG NEC SERIAL I/O CALENDAR & CLOCK CMOS LSI Original PDF
    UPD4990AG NEC SERIAL I/O CALENDAR & CLOCK CMOS LSI Scan PDF