DS1386-8-120

Real Time Clock Overview

The DS1386-8-120 is a Real-Time Clock (RTC) manufactured by Analog Devices Inc./Maxim Integrated. It features a parallel bus interface and supports both 12-hour and 24-hour time formats (HH:MM:SS:hh). The device integrates 32 kB of Non-Volatile Timekeeping RAM alongside calendar and clock functions, including a watchdog timekeeper. It operates within a supply voltage range of 4.5 V to 5.5 V and is designed for through-hole installation. The component functions reliably within an operating temperature range of 0°C to +70°C.

Real Time Clock Feature Summary

• Integrated 32 kB NV Timekeeping RAM
• Parallel RTC bus interface
• Supports 12 hr and 24 hr time formats
• Includes Calendar, Clock, and Watchdog Timekeeper functions

Real Time Clock Applications

• Systems requiring non-volatile timekeeping with parallel interface compatibility

Real Time Clock Procurement Notes

The DS1386-8-120 is listed as discontinued by the manufacturer. Availability is restricted, and distributors may not stock this item. Verification of lifecycle status and alternative sourcing strategies is required before procurement planning.

Real Time Clock Selection Notes

Select this component only if a parallel interface is mandatory and the 4.5 V to 5.5 V supply range aligns with system design. Note that the part is discontinued; verify end-of-life status and consider long-term availability risks for new designs.

Real Time Clock Part Context

This part belongs to the DS1386 series from Maxim Integrated, now part of Analog Devices. It is categorized under Real Time Clocks within the Clock & Timer ICs subcategory. The specific suffix indicates package and speed variants within the broader family.

Real Time Clock Replacement Considerations

As the part is discontinued, no direct public substitute part numbers are confirmed in the provided data. Engineers should evaluate newer RTC families from Analog Devices or other manufacturers offering parallel interfaces.