VK1622B 2.7V~5.2V 32
产品简介
详细信息
Description
VK1622B is a LCD controller with 32x8 memory mapping driver. It is especially designed for low power operation, extra timer function, and simple control interface and so on. These make VK1622B most suitable for the MCU application.
Features
Operating voltage 2.7V-5.5V
Clock sources - built-in 32768Hz oscillator or external clock
Simple control interface with multiple functions
Timer function output
Two kinds of fixed buzzer frequency output
Externally adjustable LCD voltage pin
32 segment / 8 common LCD drivers with memory mapping
1/8 LCD duty
F
1/4 LCD bias with built-in R-type driver
Externally adjustable LCD bias driver pins