内核部分又分为三个功能模块，如数摸转换器(DAC)，电压比较器和数字逻辑单元。
Inside the core there are three important models, such as digital-to-analog converter (DAC), voltage comparator and some other digital logic units.
介绍了选用双积分型A/D转换器5G14433芯片为核心设计组装一个3（1/2）位数字电压表的实现过程。
The paper introduces a process of 3 1/2 bite digital voltage using double-integral style A/D transform 5G14433chip as the core.
芯片内部主要包括数字控制器，显示数据存取器，DC - DC电压转换器，参考电流产生器，电压预充电路产生器，64个行驱动电路和132个列驱动电路。
It consists of a digital controller, SRAM for display data memory, a DC-DC voltage converter, reference current generators, a pre-charge voltage generator, 64 common drivers, and 132 segment drivers.
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