DP8570AV Overview
There is an embedded version of real time clocks in the package 28-LCC (J-Lead).This package has a package type of Tube.Electrical RTCs such as this have a 4.5V~5.5V supply.In this case, we are dealing with an electrical real time clock that has a type of Timer Clock Peripheral (TCP).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 -40°C~85°C.If Alarm, Leap Year is ensured when operating, then the operation will be successful.There are 28 terminations for transmission lines, which means that the RTC module that terminates the line matches its characteristic impedance.This RTC real time clock has a voltage supply of 5V which is provided to it.A total of 28 pins are attached to this RTCs.There are a family named DP8570 that consarets of the RTCs .In this electrical digital time clock, the supply voltage is 2.2V~5.1V.In the RTC times, there is a memory of 44B that is available for storing programs as well as data.In this case, the RTC module is mounted in the way of Surface Mount.A total of 28 pins are equipped with the real time clock.Following an input signal, there are 2 timers that output a signal at a preset time.RTC time is essential that the supply voltage remain at 5V for maximum efficiency.Furthermore, 4 PROGRAMMABLE MODES FOR TIMER; 4 SELECTABLE OSCILLATOR FREQUENCIES are its characteristics.A 16 bit digital time clock has been designed.
DP8570AV Features
28-LCC (J-Lead) package
28 terminations
28 pin count
Be maintained at 5V for high efficiency.
16 Bits

DP8570AV Applications
There are a lot of Texas Instruments
DP8570AV 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

Contact Plating	Lead, Tin
Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	28-LCC (J-Lead)
Number of Pins	28
Operating Temperature	-40°C~85°C
Packaging	Tube
JESD-609 Code	e0
Feature	Alarm, Leap Year
Part Status	Obsolete
Moisture Sensitivity Level (MSL)	2A (4 Weeks)
Number of Terminations	28
ECCN Code	EAR99
Type	Timer Clock Peripheral (TCP)
Terminal Finish	Tin/Lead (Sn/Pb)
Additional Feature	4 PROGRAMMABLE MODES FOR TIMER; 4 SELECTABLE OSCILLATOR FREQUENCIES
HTS Code	8542.39.00.01
Voltage - Supply	4.5V~5.5V
Terminal Position	QUAD
Peak Reflow Temperature (Cel)	245
Supply Voltage	5V
Terminal Pitch	1.27mm
Time@Peak Reflow Temperature-Max (s)	30
Base Part Number	DP8570
Pin Count	28
Operating Supply Voltage	5V
Interface	Parallel
Memory Size	44B
Number of Bits	16
Logic Function	Clock
Number of Timers	2
Time Format	HH:MM:SS:hh (12/24 hr)
Date Format	YY-MM-DD-dd
Current - Timekeeping (Max)	1μA @ 5V
Time-Min	1/100SECOND
Interrupt Capability	Y
Voltage - Supply, Battery	2.2V~5.1V
Volatile	YES
Height	3.68mm
Length	11.43mm
Width	11.43mm
Radiation Hardening	No
RoHS Status	Non-RoHS Compliant
Lead Free	Contains Lead