RA-8565SA:B3 PURE SN

Real Time Clock Overview

The RA-8565SA:B3 PURE SN is a Real-Time Clock (RTC) integrated circuit manufactured by Epson. It features an I2C interface and includes an internal calendar function tracking year, month, day, date, hour, minute, and second. The device operates within a supply voltage range of 1.6V to 5.5V and supports a working temperature range from -40°C to +85°C. It is housed in a compact 14-SOP surface-mount package.

Real Time Clock Feature Summary

• Integrated RTC with calendar functionality
• I2C serial interface for communication
• Low power consumption design
• Wide operating voltage range (1.6V to 5.5V)

Real Time Clock Applications

• Portable electronic devices requiring timekeeping
• Industrial equipment needing precise timing
• Consumer electronics with clock/calendar features

Real Time Clock Procurement Notes

Verify the specific suffix 'B3 PURE SN' against official Epson documentation to confirm pinout compatibility and packaging details. Ensure environmental compliance requirements match the 'PURE SN' designation before procurement.

Real Time Clock Selection Notes

Select this component when an I2C-compatible RTC with calendar capabilities is required in a 14-SOP package. Confirm that the 1.6V to 5.5V voltage range aligns with the target system's power supply rails.

Real Time Clock Part Context

This part belongs to the RA-8565 series of real-time clock ICs. It serves as a timing solution for systems requiring accurate time and date tracking via a standard two-wire serial interface.

Real Time Clock Replacement Considerations

Check Epson's official substitution list for compatible RTCs with identical pinouts and electrical characteristics. Verify if alternative packages or voltage ranges are acceptable for the specific application.