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    HT1340 Search Results

    HT1340 Datasheets (1)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    HT1340 Holtek 4 Digit Multiplex LCD Watch Original PDF

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    Catalog Datasheet MFG & Type PDF Document Tags

    ic 4790 A

    Abstract: chime circuit c 5929 7 segment display with alarm 4 digit lcd display for watch 32768-Hz 4790 watch lcd display alarm sound 24-hour
    Text: HT1340 4 Digit Multiplex LCD Watch Features • • • • • • • • • • • • • • A 4-year calendar Alarm/Chime enable/disable operation Chimes output on every hour 30-second alarm sound Directly drive a piezo Real time hour/minute adjustable


    Original     		PDF HT1340 30-second 32768Hz 12-hour 24-hour 12-hour/24-hour HT1340 HT134 ic 4790 A chime circuit c 5929 7 segment display with alarm 4 digit lcd display for watch 32768-Hz 4790 watch lcd display alarm sound

    ic 4790 A

    Abstract: LCD 4digit multiplex 24 h 7 segment
    Text: HOLTEK r r HT1340 4 Digit Multiplex LCD Watch Features • • • • • • • Month and date adjustable Zero second calibration Directly drive an LCD 3V, 1/2 bias, 1/2 duty 1.5 volt battery operation An internal voltage doubler 32768Hz crystal oscillator


    OCR Scan     		PDF HT1340 32768Hz 12-hour 24-hour 30-second HT1340 777MODE ic 4790 A LCD 4digit multiplex 24 h 7 segment