Product Details
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General Description The HT1621 is a 128 pattern (324), memory mapping, and multi-function LCD driver. The S/W configuration feature of the HT1621 makes it suitable for multiple LCD applications including LCD modules and display sub systems. Only three or four lines are required for the in terface between the host controller and the HT1621. The HT1621 contains a power down command to reduce power consumption. Features Operating voltage: 2.4V~5.2V Built-in 256kHz RC oscillator External 32.768kHz crystal or 256kHz frequency source input Selection of 1/2or1/3 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 WDT Time base or WDT overflow output 8 kinds of time base/WDT clock sources 324 LCD driver Built-in 324 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 HT1621: 44-pin QFP/LQFP package HT1621B: 48-pin SSOP/LQFP packages HT1621G: Gold bumped chip |
Product Description
| Type# | Description |
| ANSC PART# | ANSC- HT1623 |
| Part# | HT1623 |
| Type： | Integrated Circuits |
| Manufactor | Original |
| DC | new |
| Part Status | Active |
| Product packaging | QFP100 |
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