RTC-4543SA:A3:PURE SN

Description：IC RTC CLK/CALENDAR SER 14SOP
Series：RTC-4543SA

SKU:2ee832116f7a Category: Real Time Clocks Brand: EPSON

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Product introduction

RTC-4543SA:A3:PURE SN is listed in the Real Time Clock range at ChipApex. The manufacturer field lists EPSON. Its product description is IC RTC CLK/CALENDAR SER 14SOP. Review the specifications below when checking this part for your BOM.

Real Time Clock specifications for RTC-4543SA:A3:PURE SN

Description：IC RTC CLK/CALENDAR SER 14SOP
Series：RTC-4543SA
Package：Tape & Reel (TR)
Mfr：EPSON
Type：Clock/Calendar
Features：-
Memory Size：-
Time Format：-
Date Format：-
Interface：3-Wire Serial
Voltage - Supply：2.5V ~ 5.5V
Voltage - Supply, Battery：-
Current - Timekeeping (Max)：1µA ~ 3µA @ 2V ~ 5V
Operating Temperature：-40°C ~ 85°C
Mounting Type：Surface Mount
Grade：-
Qualification：-
Package / Case：14-SOIC (0.197", 5.00mm Width)
Supplier Device Package：14-SOP

Real Time Clock datasheet and documents for RTC-4543SA:A3:PURE SN

RTC-4543SA:A3:PURE SN

Real Time Clock Overview

The EPSON RTC-4543SA is a real-time clock module featuring an SPI serial interface and a SOP-14 package. It supports date formats including YY-MM-DD and time formats such as HH:MM:SS in both 12-hour and 24-hour modes. The device operates within a supply voltage range of 1.6 V to 5.5 V and functions reliably across a temperature range of -40°C to +85°C. This component belongs to the RX-4571SA series, designed for applications requiring precise timekeeping with standard surface-mount installation.

Real Time Clock Feature Summary

SPI Serial Interface
SOP-14 Package
1.6 V to 5.5 V Operating Voltage
-40°C to +85°C Temperature Range

Real Time Clock Applications

General consumer electronics
Industrial equipment
Smart home devices

Real Time Clock Part Context

This part is identified under the RX-4571SA series within Epson's RTC product line. The 'SA' suffix denotes the classic SOP-14 large package (10.1mm x 7.4mm), which facilitates easier soldering compared to smaller footprints. It is categorized as a general-purpose RTC suitable for consumer and industrial applications rather than automotive-grade environments.

Explore related parts through Clock/Timing, Integrated Circuits (ICs), all product categories, ChipApex homepage.

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