Integrated Circuits (ICs)

X1228S14-2.7

Obsolete

Renesas Electronics Corporation

IC RTC CLK/CALENDAR I2C 14SOIC

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Integrated Circuits (ICs)

X1228S14-2.7

Obsolete

Renesas Electronics Corporation

IC RTC CLK/CALENDAR I2C 14SOIC

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	X1228S14-2.7

Current - Timekeeping (Max) [Max]	20 µA
Current - Timekeeping (Max) [Min]	10 µA
Date Format	YY-MM-DD-dd
Features	Watchdog Timer, Leap Year, Alarm, Supervisor
Interface	I2C, 2-Wire Serial
Mounting Type	Surface Mount
Operating Temperature [Max]	70 °C
Operating Temperature [Min]	0 °C
Package / Case	3.9 mm, 0.154 in
Package / Case	14-SOIC
Time Format	HH:MM:SS (12/24 hr)
Type	Clock/Calendar
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	2.7 V
Voltage - Supply, Battery [Max]	5.5 V
Voltage - Supply, Battery [Min]	1.8 V

X1228 Series

Part	Interface	Date Format	Mounting Type	Time Format	Voltage - Supply [Max]	Voltage - Supply [Min]	Voltage - Supply, Battery [Min]	Voltage - Supply, Battery [Max]	Type	Features	Current - Timekeeping (Max) [Min]	Current - Timekeeping (Max) [Max]	Package / Case	Package / Case	Operating Temperature [Max]	Operating Temperature [Min]	Package / Case [x]	Supplier Device Package
Renesas Electronics Corporation X1228S14-2.7	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA	0.154 in 3.9 mm	14-SOIC	70 °C	0 °C
Renesas Electronics Corporation X1228V14IZ-2.7	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	85 °C	-40 C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228V14Z-4.5A	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	85 °C	-40 C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228V14-2.7	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	70 °C	0 °C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228V14IZ-2.7A	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	85 °C	-40 C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228S14Z	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA	0.154 in 3.9 mm	14-SOIC	70 °C	0 °C
Renesas Electronics Corporation X1228V14Z-2.7A	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	85 °C	-40 C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228V14Z-2.7	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA		14-TSSOP	85 °C	-40 C	0.173 " 4.4 mm	14-TSSOP
Renesas Electronics Corporation X1228S14-4.5A	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA	0.154 in 3.9 mm	14-SOIC	70 °C	0 °C
Renesas Electronics Corporation X1228S14IZ-2.7	I2C 2-Wire Serial	YY-MM-DD-dd	Surface Mount	HH:MM:SS (12/24 hr)	5.5 V	2.7 V	1.8 V	5.5 V	Clock/Calendar	Alarm Leap Year Supervisor Watchdog Timer	10 µA	20 µA	0.154 in 3.9 mm	14-SOIC	85 °C	-40 C

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 0.00

Description

General part information

X1228 Series

Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 14-SOIC (0.154", 3.90mm Width)

Documents

Technical documentation and resources