带按键扫描功能的动态LED显示驱动电路，显示模式7grids×10segs，键扫模式10×2.（*内置RC振荡器）

CRMICRO

华润微电子

15 Watt Triple Output DC-DC Converters

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INTRONICS

ELECTRONIC DIGITAL RHEOSTAT

DESCRIPTION The DS1668 and DS1669 Dallastats are digital rheo stats or potentiometers. These units provide 64 possible uniform tap points over the resistive range and are available in standard versions of 10K, 50K, and 100Kohms. The Dallastats can be controlled by either a mechanical–type conta

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Dallas

CONTENTS

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