RX-4571SA:B3 PURE SN

Real Time Clock Overview

The RX-4571SA:B3 PURE SN is a Real Time Clock (RTC) manufactured by Epson Timing. It belongs to the RX-4571SA series and utilizes a Serial 3-Wire bus interface for data communication. The device operates within a supply voltage range of 1.6 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. It features a SON 14-pin package configuration. The component provides timekeeping functions with specified accuracy parameters.

Real Time Clock Feature Summary

• Serial 3-Wire bus interface
• SON 14-pin package
• Operating temperature: -40°C to +85°C
• Supply voltage: 1.6 V to 5.5 V

Real Time Clock Applications

• General purpose real-time clocking in electronic systems

Real Time Clock Procurement Notes

This component is listed as End-of-Life (EOL) by the manufacturer. Distribution availability may be restricted or limited to existing stock. Verification of current supplier inventory and final lifecycle status is required before procurement planning.

Real Time Clock Selection Notes

Select this part for applications requiring a compact RTC with serial interface capabilities. Ensure the design accommodates the SON 14-pin footprint and the specified voltage and temperature ranges. Consider alternative components if long-term supply stability is critical due to the EOL status.

Real Time Clock Part Context

The RX-4571SA:B3 PURE SN is part of the broader RX-4571SA family of real-time clocks from Epson Timing. This specific variant denotes the B3 suffix, which typically relates to packaging or tape-and-reel specifications within the product line, distinct from bulk or tube variants like the SA:B or SA:B0 models.

Real Time Clock Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the End-of-Life status, direct replacements should be evaluated based on pin compatibility, interface protocols, and electrical specifications.