產(chǎn)品型號(hào):VK1640A
封裝形式:SSOP28
特點(diǎn)
VK1640A是一種數(shù)碼管或點(diǎn)陣LED驅(qū)動(dòng)控制專用芯片,內(nèi)部集成有數(shù)據(jù)鎖存器、LED 驅(qū)動(dòng)等電路。SEG腳接LED陽極,GRID腳接LED陰極,可支持8SEGx16GRID的點(diǎn)陣LED顯 示。適用于小型LED顯示屏驅(qū)動(dòng)。采用SSOP28的封裝形式。 LJQ3517
特點(diǎn)
? 工作電壓 3.0-5.5V
? 內(nèi)置 RC振蕩器
? 8個(gè)SEG腳,16個(gè)GRID腳
? SEG腳只能接LED陽極,GRID腳只能接LED陰極
? 2線串行接口
? 8級(jí)整體亮度可調(diào)
? 內(nèi)置顯示RAM為8x16位
? 內(nèi)置上電復(fù)位電路
? 封裝
SSOP28(150mil) (9.9mm x 3.9mm PP=0.635mm)
審核編輯 黃宇
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