DS1315EN-33/T&R

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Phantom Time Chip
Features:	Leap Year
Memory Size:	--
Time Format:	HH:MM:SS:hh (12/24 hr)
Date Format:	YY-MM-DD-dd
Interface:	Parallel
Voltage - Supply:	3 V ~ 3.6 V
Voltage - Supply, Battery:	2.5 V ~ 3.7 V
Current - Timekeeping (Max):	1.1mA @ 3.3V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	DS1315

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DS1315EN-33/T&R is a Real Time Clock (RTC) designed for reliability. The clock module is designed to provide accurate time and date information for the applications in industrial, telecom, military, automotive, and other related equipment. The time and date accuracy is maintained during power-losses, so even if power is interrupted, the clock module continues to accurately track time and date. The module is a stable and cost-effective solution to keeping time in most types of systems.The module includes a 32.768 kHz quartz crystal oscillator and a voltage regulator. The module is capable of working with both 3V and 5V logic levels and features the ability to monitor a power supply voltage between 3.0V and 5.5V. The module also includes a serial port, which makes it ideal for interfacing with other microcontrollers or general purpose computers. The module is designed for applications that require accurate real-time measurement and control. Typical applications include date/time setting display devices, alarm systems, digital recorders, precision measurement instruments, security systems, process control systems and any other applications which require an accurate time reference.The DS1315EN-33/T&R utilizes a variety of timing options to meet the requirements of the various applications. This device can be programmed to work with a variety of time formats; from the common industry-standard formats such as UTC or GMT, to specialized ones such as custom military time. The DS1315EN-33/T&R also includes a hardware watchdog timer which can be used to detect powerlosses or system faults. The watchdog timer can be used to trigger an external interrupt and alert the system when a powerloss or fault occurs. This feature ensures that data is not lost and that the system can respond appropriately to the fault condition.The working principle of the DS1315EN-33/T&R clock module is based on a quartz crystal oscillator which is used to generate an electrical signal with an extremely accurate and stable frequency. The oscillator is connected to a number of digital counter circuits which count the oscillations of the crystal and convert them into a digital time format. The module includes a built-in voltage regulator which allows it to function properly over a wide range of power supply voltages.The digital time format is then synchronized with external time sources such as GPS, NTP, or DCF time servers. This provides a high degree of accuracy and reliability as the time reference is always up to date. The current time can then be read from the registers in the device and used in the application.The DS1315EN-33/T&R can be configured to work with either serial or parallel bus systems. The device is capable of operating in a variety of clock modes, such as Real Time, Alarm, and Watchdog. In addition, the device supports various interrupt modes which allow it to alert external systems when there is a powerloss or system fault.The DS1315EN-33/T&R is an ideal reliable and cost-effective solution for managing and controlling time in various types of systems. The device is designed for applications where accuracy and reliability are essential, such as in industrial and military applications.

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