32 x 8 LCD Driver IC
VK1622S 32*8 IC
Description
VK1622S is a LCD controller with 32x8 memory mapping driver. It is especially designed for ...
Description
VK1622S 32*8 IC
Description
VK1622S 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 VK1622S 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 1/4 LCD bias with built-in R-type driver Externally adjustable LCD bias driver pins
Block Diagram
OSCI
Clock and Timing Control
Timer and Buzzer
IRQ BZ BZ
RD
WR DATA
CS
Sericl Interface
LCD Memory
T1 T2 T3 VLCD
LCD Voltage Generator
LCD Driver
Application Circuit
ver:1.1
www.szvinka.com TEL:13554744703
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