X1227S8Z-2.7

Description：IC RTC CLK/CALENDAR I2C 8SOIC
Series：-

SKU:16849b6b4e3c Category: Real Time Clocks Brand: Renesas Electronics Corporation

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Product introduction

Product Detailed Parameters

Description：IC RTC CLK/CALENDAR I2C 8SOIC
Series：-
Package：Tube
Mfr：Renesas Electronics Corporation
Type：Clock/Calendar
Features：Alarm, Leap Year, Supervisor, Watchdog Timer
Memory Size：-
Time Format：HH:MM:SS (12/24 hr)
Date Format：YY-MM-DD-dd
Interface：I2C, 2-Wire Serial
Voltage - Supply：2.7V ~ 5.5V
Voltage - Supply, Battery：1.8V ~ 5.5V
Current - Timekeeping (Max)：10µA ~ 20µA @ 2.7V ~ 5V
Operating Temperature：0°C ~ 70°C
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SOIC

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X1227S8Z-2.7

Overview

The X1227S8Z-2.7 is a Real-Time Clock (RTC) integrated circuit manufactured by Renesas Electronics Corporation, housed in an 8-SOIC package. It operates within a supply voltage range of 2.7V to 5.5V and supports I2C and 2-wire serial interfaces. The device provides timekeeping in HH:MM:SS format (12/24-hour mode) and date tracking in YY-MM-DD-dd format. Key features include alarm functionality, leap year compensation, a monitor, and a watchdog timer. Maximum current consumption during timing is specified as 10µA to 20µA at 2.7V to 5V. The component is rated for operation between -40°C and 85°C.

Feature Summary

Integrated RTC with I2C and 2-wire serial interface support
Hardware alarms, leap year compensation, and watchdog timer
Low power consumption: 10µA ~ 20µa @ 2.7V ~ 5V
Wide operating temperature range: -40°C to 85°C

Applications

Systems requiring precise timekeeping and calendar functions
Data logging equipment needing timestamp capabilities
Industrial control systems utilizing watchdog timers

Part Context

This component belongs to the X1227 series of real-time clocks from Renesas. It integrates timekeeping logic with system management features like alarms and watchdogs into a single compact 8-SOIC package, designed for applications where board space and power efficiency are critical constraints.

Replacement Considerations

The X1227S8IZ-2.7 is a verified alternative within the same family, offering identical electrical specifications and pinout compatibility while maintaining the 8-SOIC form factor.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.