RA-8565SA:B0 PURE SN

Real Time Clock Overview

The RA-8565SA:B0 PURE SN is an Epson Real Time Clock (RTC) integrated circuit featuring I2C-bus interface and clock/calendar functionality. It operates within a temperature range of -40°C to +125°C with a stability of +/-23 PPM. The component is housed in a 14-SOP package.

Real Time Clock Feature Summary

• Integrated clock, calendar, alarm, timer, and interrupt functions
• I2C-bus serial interface for communication
• Wide operating temperature range suitable for industrial applications

Real Time Clock Applications

• Embedded systems requiring precise timekeeping
• Electronic devices needing calendar functionality
• Industrial equipment operating in extreme temperatures

Real Time Clock Procurement Notes

This component is listed as obsolete and no longer manufactured by Epson. Verify availability through authorized distributors or secondary markets. Confirm substitute part numbers such as the RA-8565SA:B3 series if direct replacement is required for ongoing production.

Real Time Clock Selection Notes

Select this RTC for applications requiring high stability and wide temperature tolerance. Ensure compatibility with I2C bus protocols. Consider the obsolete status when planning long-term supply chains. Evaluate alternative models from the same family if current stock is unavailable.

Real Time Clock Part Context

Part of the Epson RA-8565SA series of real-time clocks. Designed for embedded systems requiring accurate timekeeping. Offers integrated calendar and alarm features via I2C interface. Widely used in industrial and consumer electronics where reliability is critical.

Real Time Clock Replacement Considerations

The RA-8565SA:B3 is a similar available substitute. Verify pinout and electrical specifications match before substitution.