X1228S14Z-4.5A Overview
There is an embedded version of real time clocks in the package 14-SOIC (0.154, 3.90mm Width).This package has a package type of Tube.Electrical RTCs such as this have a 2.7V~5.5V supply.In this case, we are dealing with an electrical real time clock that has a type of Clock/Calendar.It should be noted that the real time clock (RTC) is mounted in the way of Surface Mount.Electronic time clocks are recommended to operate at a temperature of 0°C~70°C.If Alarm, Leap Year, Supervisor, Watchdog Timer is ensured when operating, then the operation will be successful.There are a family named X1228 that consarets of the RTCs .In this electrical digital time clock, the supply voltage is 1.8V~5.5V.
X1228S14Z-4.5A Features
14-SOIC (0.154, 3.90mm Width) package

X1228S14Z-4.5A Applications
There are a lot of Renesas Electronics America Inc.
X1228S14Z-4.5A Real Time Clocks applications.

Printers
Copy machines
Mobile equipment
Battery powered devices
Printers and copiers
Electronic metering
Digital cameras
White goods
Elapsed time counter
Network powered devices

Mounting Type	Surface Mount
Package / Case	14-SOIC (0.154, 3.90mm Width)
Operating Temperature	0°C~70°C
Packaging	Tube
JESD-609 Code	e3
Feature	Alarm, Leap Year, Supervisor, Watchdog Timer
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	3 (168 Hours)
Type	Clock/Calendar
Terminal Finish	MATTE TIN
Voltage - Supply	2.7V~5.5V
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Base Part Number	X1228
Interface	I2C, 2-Wire Serial
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Current - Timekeeping (Max)	10μA~20μA @ 2.7V~5V
Voltage - Supply, Battery	1.8V~5.5V
RoHS Status	ROHS3 Compliant