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HT1620 Dataheets PDF



Part Number HT1620
Manufacturers Holtek Semiconductor Inc
Logo Holtek Semiconductor Inc
Description RAM Mapping 32 x 4 LCD Controller
Datasheet HT1620 DatasheetHT1620 Datasheet (PDF)

HT1620 RAM Mapping 32´4 LCD Controller for I/O mC Features · · · · · · · · · Logic operating voltage: 2.4V~3.3V LCD voltage: 3.6V~4.9V Low operating current <3mA at 3V External 32.768kHz crystal oscillator Selection of 1/2 or 1/3 bias, and selection of 1/2 or 1/3 or 1/4 duty LCD applications Internal time base frequency sources Two selectable buzzer frequencies (2kHz/4kHz) Built-in capacitor type bias charge pump Time base or WDT overflow output · · · · · · · · · 8 kinds of time base/WDT cloc.

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