VK1628 Datasheet | Yongjia

VK1628 LED 驅動 IC General Description VK1628(SOP 28) / VK1668(SOP 24) is an LED Controller driver with key scan function . Ten segment output lines, four grid output lines, Three segment/grid output lines , display memory, pulse width control circuit , key scan circuit , 3 wire interface circuit are all incorporated into a single chip to build a highly reliable peripheral device for a single chip microputer. Features - Multiple Display Modes (10 segment X 7 Grid to 13 segment X 4 Grid) - Key Scanning (10 x 2 ) - 8 step Dimming adjustment - Build-in RC oscillator - Serial interface for clock, data Input/ output, strobe pins - SOP28 package (VK1628) / SOP24 package(VK1668) - CMOS...