The DS1302ZN with DIP-8 Real-time Clock (RTC) ROHS manufactured by HGSEMI is a low-power, 1-time programmable CMOS RTC designed to support all timekeeping needs, including calendar functions. It features an 8-pin DIP interface and operates at between 2.2V and 5.5V, making it suitable for a variety of applications. It also incorporates automatic Daylight Saving Time (DST) adjustment, alarm functions and temperature compensation for better accuracy over a wide temperature range. It is RoHS compliant and can support up to three independent alarms. The DS1302ZN has an embedded, non-volatile, static RAM which can be used to store user data and port settings. It is ideal for data logging and timing applications, especially in equipment that requires highest reliability.