ISL12029IV27Z-T Overview
real time clocks is located in package TSSOP.As of Tape & Reel, time clock is packaged in this way.There is the possibility of terminating transmission lines with 14 terminations, which means that the equipment used to terminate the line will match its characteristic impedance.In this case, the voltage supplied to the electronic component is 3.3V.For the purpose of storing data and programs, the RTC times are embedded with a storage capacity of 512B.There should be no frequency greater than 0.032MHz in real time clocks' output.Mounting type Surface Mount matches the RTC module.For powering the real time clock, a power supply with a voltage of 3/5V is used.A total of 14 pins are attached to this real time clock.1 timer real time clocks send out a signal at a preset time based on input signals.Maintaining the supply voltage at 3.3V is the key to high efficiency.RTC time is advisable to operate at a temperature above -40°C.85°C is the optimal operating temperature.With the minimal voltage of 2.7V, real time clocks are capable of operating.This real time clock operates with a max supply voltage of 5.5V.
ISL12029IV27Z-T Features
TSSOP package
14 terminations
3/5V power supplies
Be maintained at 3.3V for high efficiency.

ISL12029IV27Z-T Applications
There are a lot of Intersil (Renesas Electronics America)
ISL12029IV27Z-T 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

Mount	Surface Mount
Package / Case	TSSOP
Number of Pins	14
Packaging	Tape & Reel
Published	2005
JESD-609 Code	e3
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	14
ECCN Code	EAR99
Terminal Finish	Matte Tin (Sn) - annealed
Max Operating Temperature	85°C
Min Operating Temperature	-40°C
HTS Code	8542.39.00.01
Terminal Position	DUAL
Peak Reflow Temperature (Cel)	260
Supply Voltage	3.3V
Terminal Pitch	0.65mm
Time@Peak Reflow Temperature-Max (s)	40
Operating Supply Voltage	3.3V
Power Supplies	3/5V
Temperature Grade	INDUSTRIAL
Interface	2-Wire, I2C, Serial
Max Supply Voltage	5.5V
Min Supply Voltage	2.7V
Memory Size	512B
Clock Frequency	0.032MHz
Logic Function	Clock
Number of Timers	1
Time Format	HH:MM:SS
Date Format	YY-MM-DD-dd
Time-Min	SECONDS
Interrupt Capability	Y
Volatile	NO
Information Access Method	I2C
Length	5mm
Height Seated (Max)	1.2mm
Width	4.4mm
Radiation Hardening	No
RoHS Status	RoHS Compliant
Lead Free	Lead Free