H T1380 是 HOL T E K 公司研制的一种能够提供年、月、日、时、分、秒等时间信息,

并可自动修正每月天数及闰年信息的串行实时计时器芯片。本文系统全面地介绍它的功

能特点、内部结构、封装形式、引脚功能、电气参数、工作时序以及应用电路等。-HT1380 is the HOL TEK company developed a way to provide the year, month, day, hour, minute, second and other time information, and can automatically correct the number of days per month and leap year information on the serial real-time timer chip. This systematic and comprehensive introduction to its features, internal structure, package, pin function, electrical parameters, such as the work of timing and application circuit！