RX-4803LC:AAB PURE SN

Real Time Clock Overview

The RX-4803LC:AAB PURE SN is a Real Time Clock (RTC) integrated circuit manufactured by Epson. It provides clock and calendar functions via an SPI interface. The device features a frequency tolerance of +/-5.0 PPM at +25°C. It is housed in a TFSOJ-12 package with a height of 2.4mm. The component operates as a standalone timing solution for digital systems requiring precise timekeeping.

Real Time Clock Feature Summary

• Integrated real-time clock and calendar functionality
• SPI serial interface for data communication
• High frequency stability with +/-5.0 PPM accuracy

Real Time Clock Applications

• Digital consumer electronics requiring timekeeping
• Industrial control systems needing precise scheduling
• Embedded devices with low power consumption requirements

Real Time Clock Procurement Notes

Verify the specific suffix 'AAB' to ensure correct packaging and temperature specifications. Confirm that the TFSOJ-12 package dimensions match the PCB footprint design. Check for RoHS compliance status if required by regulatory standards. Ensure SPI protocol compatibility with the host microcontroller before integration.

Real Time Clock Selection Notes

Select this component when high precision timing is critical due to its +/-5.0 PPM tolerance. The TFSOJ-12 package suits applications with limited board space. Consider the SPI interface requirement for system architecture. Evaluate thermal performance if operating outside standard ambient temperatures.

Real Time Clock Part Context

This part belongs to the RX-4803LC series of RTCs from Epson Timing. The series offers various package options and accuracy levels. The AAB suffix denotes specific manufacturing and packaging details within this family. It serves as a reliable timing source for embedded applications.

Real Time Clock Replacement Considerations

Substitutes must match the TFSOJ-12 package and SPI interface. Verify equivalent frequency accuracy and voltage supply requirements. Cross-reference with other RX-4803LC variants for pin compatibility.