ISL12022MIBZR5421 Overview
real time clocks is located in package 20-SOIC (0.295, 7.50mm Width).As of Tube, time clock is packaged in this way.There is 2.7V~5.5V voltage supply for this electrical RTC.It can be said that this electrical real time clock belongs to the Clock/Calendar type.The real time clock (RTC) that is mounted in the way of Surface Mount is connected to this circuit board.In order to operate properly, the temperature should be -40°C~85°C.During the course of operation, Alarm, Daylight Savings, Leap Year, SRAM can be ensured.A total of 20 pins are included in this product.ISL12022 are the family name of RTCs .As far as the supply voltage for this electrical digital time clock is concerned, it is 1.8V~5.5V.For the purpose of storing data and programs, the RTC times are embedded with a storage capacity of 128B.
ISL12022MIBZR5421 Features
20-SOIC (0.295, 7.50mm Width) package
20 pin count

ISL12022MIBZR5421 Applications
There are a lot of Renesas Electronics America Inc.
ISL12022MIBZR5421 Real Time Clocks applications.

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

Factory Lead Time	7 Weeks
Mounting Type	Surface Mount
Package / Case	20-SOIC (0.295, 7.50mm Width)
Operating Temperature	-40°C~85°C
Packaging	Tube
Published	2008
JESD-609 Code	e3
Feature	Alarm, Daylight Savings, Leap Year, SRAM
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
ECCN Code	EAR99
Type	Clock/Calendar
Terminal Finish	Matte Tin (Sn)
HTS Code	8542.39.00.01
Voltage - Supply	2.7V~5.5V
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Base Part Number	ISL12022
Pin Count	20
Interface	I2C, 2-Wire Serial
Memory Size	128B
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Current - Timekeeping (Max)	14μA~15μA @ 3V~5V
Voltage - Supply, Battery	1.8V~5.5V
RoHS Status	ROHS3 Compliant
Mount	Surface Mount
Package / Case	SOIC
Published	2007
Number of Terminations	20
Terminal Finish	Matte Tin (Sn) - annealed
Max Operating Temperature	85°C
Min Operating Temperature	-40°C
Terminal Position	DUAL
Peak Reflow Temperature (Cel)	260
Supply Voltage	3V
Terminal Pitch	1.27mm
JESD-30 Code	R-PDSO-G20
Power Supplies	3/5V
Temperature Grade	INDUSTRIAL
Interface	2-Wire, I2C, Serial
Max Supply Voltage	5.5V
Min Supply Voltage	2.7V
Clock Frequency	0.032MHz
Accuracy	0.0005 %
Logic Function	Clock
Time Format	HH:MM:SS
Time-Min	SECONDS
Interrupt Capability	Y
Volatile	NO
Information Access Method	I2C
Length	12.8mm
Height Seated (Max)	2.65mm
Width	7.5mm
Radiation Hardening	No
RoHS Status	RoHS Compliant