BU97950AFUV数据手册集成电路（IC）的显示驱动器规格书PDF

描述 Description

BU97950AFUV是1/4、1/8占空比的通用LCD驱动器，最多可显示280段的LCD，适用于民生设备和电池驱动设备的LCD显示。内置显示用RAM，可减轻微控制器负荷，还无需外置部件，实现了低功耗。内置有EVR功能，可进行LCD对比度的调节。

特性 Features

• 1/8, 1/4duty setting selectable
1/8duty: Max 280 segments, 1/4duty: Max 156 segments
• Integrated display data RAM: 35 x 8bit
• 1/4 bias setting or 1/3 bias setting
• Support wide range of operation voltage from 2.5V to 6.0V, which can support TN LCD and VA LCD display.
• Integrated LCD voltage driving circuit
• Integrated oscillation circuit for LCD frame frequency
• Line or Frame inversion driving selectable
• Support 2 wire serial interface
• Integrated EVR function to adjust LCD contrast
• Integrated power on reset circuit
• No external components required
• Low power consumption design