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HT1621 Datasheet PDF

ART CHIP HT1621

The HT1621 is a 128 pattern (32x4), memory mapping, and multi-function LCD driver.
Part No. HT1621
Datasheet HT1621 Download
Manufacturer
ART CHIP
Description RAM Mapping 32 x 4 LCD Controller
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HT1621 datasheet page 1 preview

FEATURES

Operating voltage: 2.4V ~ 5.2V Built-in 256kHz RC oscillator External 32.768kHz crystal or 256 kHz frequency source input 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) Power down command reduces power consumption Built-in time base generator and a WDT Time base or WDT overflow output 8 kinds of time base/WDT clock sources 32x4 LCD driver Built-in 32x4 bit display RAM 3-wire serial interface Internal LCD driving frequency source Software configuration feature Data mode and command mode instructions R/W address auto increment Three data accessing modes VLCD pin for adjusting LCD operating voltage HT1621B: 48-pin SSOP/LQFP packages HT1621D: 28-pin SKDIP package HT1621G: Gold bumped chip

GENERAL DESCRIPTION

The S/W c
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