RX-8803LC:UA3 PURE SN

Real Time Clock Overview

The RX-8803LC:UA3 PURE SN is a Real-Time Clock (RTC) manufactured by Epson Timing, designed for surface-mount applications. It features an I2C bus interface and operates within a supply voltage range of 1.6 V to 5.5 V. The device supports date formats of YY-MM-DD-dd and time formats of HH:MM:SS:hh in both 12-hour and 24-hour modes. It functions reliably across a temperature range of -40°C to +85°C. The component utilizes a VSOJ-12 package and does not include battery backup switching capabilities.

Real Time Clock Feature Summary

• I2C bus interface for digital communication
• Wide operating voltage range from 1.6 V to 5.5 V
• Supports 12-hour and 24-hour time formats with HH:MM:SS:hh display
• VSOJ-12 surface-mount package

Real Time Clock Applications

• General-purpose real-time clocking in embedded systems
• Data logging devices requiring precise timekeeping
• Industrial equipment operating in extended temperature environments

Real Time Clock Procurement Notes

Verify the specific suffix UA3 against official Epson documentation to confirm pinout and electrical characteristics. Ensure compatibility with the target system's I2C voltage levels, as the device supports a wide input range. Confirm packaging requirements, as this part is typically supplied in reels of 250 units.

Real Time Clock Selection Notes

Select this model when an I2C-compatible RTC is required with a low minimum operating voltage of 1.6 V. The VSOJ-12 package is suitable for compact designs. Verify that the application does not require battery backup switching, as this variant lacks that feature. Ensure the design accommodates the specified temperature range of -40°C to +85°C.

Real Time Clock Part Context

This component belongs to the RX-8803LC series of real-time clocks from Epson Timing. The series offers various accuracy grades and package options. The UA3 suffix denotes specific performance parameters and packaging details distinct from other variants like UB0 or UC3 within the same family.