X1227S8 - Renesas Electronics America Inc

Manufacturer Part Number

X1227S8

Manufacturer

Renesas Electronics America

Introduction

The Renesas X1227S8 is a highly integrated real-time clock (RTC) chip that provides date, time, and alarm functions. It features a wide operating voltage range, low power consumption, and a built-in supervisor and watchdog timer for added reliability and safety.

Product Features and Performance

Integrated real-time clock with date, time, and alarm functions

Supports 12/24-hour time format and calendar with year, month, date, and day-of-week

Leap year detection

Supervisor and watchdog timer functions

Low power consumption (10-20 μA in timekeeping mode)

Wide operating voltage range of 4.5V to 5.5V (VCC) and 1.8V to 5.5V (VBAT)

I2C and 2-wire serial interface

Operating temperature range of 0°C to 70°C

Surface mount 8-SOIC package

Product Advantages

Highly integrated RTC solution with advanced features

Reliable operation with supervisor and watchdog timer

Low power consumption for extended battery life

Flexible interface options and wide voltage range

Key Reasons to Choose This Product

Comprehensive RTC functionality in a small, easy-to-use package

Excellent reliability and safety features for mission-critical applications

Flexibility to operate from a variety of power sources

Proven performance and quality from a leading semiconductor manufacturer

Quality and Safety Features

Supervisor and watchdog timer functions for enhanced reliability

Wide operating temperature range for versatile applications

Robust surface mount package for industrial-grade reliability

Compatibility

The X1227S8 is a direct replacement for the legacy X1227 real-time clock series.

Application Areas

Industrial automation and control systems

Embedded systems and IoT devices

Battery-powered equipment

Medical devices

Building automation and security systems

Product Lifecycle

The X1227S8 is an obsolete product, and Renesas recommends customers to contact our website's sales team for information on available alternatives or equivalent models.