DS1337S+

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DS1337S+

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IC RTC CLK/CALENDAR I2C 8-SOIC

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #DS1337S+

  • Paket SOIC-8

  • Auf Lager3620

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Clock/Calendar
Features Alarm, Leap Year
TimeFormat HH:MM:SS (12/24 hr)
DateFormat YY-MM-DD-dd
Interface I²C, 2-Wire Serial
Voltage-Supply 1.3V ~ 5.5V
Current-Timekeeping(Max) 0.93µA ~ 1.1µA @ 3V ~ 5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 8-TSSOP (0.173, 4.40mm Width)
Voltage-SupplyBattery 1.3V ~ 5.5V
MemorySize 31B
Series Timekeeper®

Übersicht

Description

The "Introduction to DS1337S+" likely refers to a course or module centered around the DS1337S+ chip, a real-time clock (RTC) integrated circuit from Maxim Integrated (now part of Analog Devices). This chip is commonly used in electronic devices to keep track of time and date even if the main device is powered off.
The DS1337S+ communicates via I2C interface, making it compatible with a wide range of microcontrollers and processors. It features a programmable square-wave output, two programmable time-of-day alarms, and an automatic power-fail detect and switch circuitry. The chip operates on a low-power supply, which makes it ideal for portable and battery-operated devices.
In an introductory course, one might learn about the basics of RTC functionality, how to interface the DS1337S+ with microcontrollers, and practical applications in timekeeping, logging, and scheduling tasks in embedded systems. Understanding its operation, including setting the time, configuring alarms, and using the I2C protocol, would be fundamental skills gained in such a course.

Equivalent

The DS1337S is a real-time clock (RTC) IC by Maxim Integrated. Equivalent products include:
1. NXP PCF8523: A low-power RTC with similar features.
2. Microchip MCP7940N: Offers similar functionality and additional features like EEPROM.
3. Epson RX-8025T: Provides comparable functionality with low power consumption.
4. STMicroelectronics M41T00S: Functions similarly, with an I2C interface.
These alternatives may vary in specific features, so review their datasheets for compatibility.

Features

The DS1337S+ is a real-time clock (RTC) integrated circuit from Dallas Semiconductor/Maxim Integrated. It primarily provides timekeeping functions in electronic devices. Key features include:
1. Clock and Calendar: It keeps track of seconds, minutes, hours, day, date, month, and year information, with leap year compensation up to the year 2100.

2. I2C Interface: The DS1337S+ communicates via a simple I2C serial interface, allowing easy integration with microcontrollers and other devices.
3. Alarm Functions: It includes two programmable time-of-day alarms, which can be set to trigger interrupts at specified times.
4. Oscillator: It typically uses a 32.768 kHz external crystal oscillator for accurate timekeeping.
5. Temperature Compensation: The device ensures time accuracy across a wide temperature range.
6. Low Power Consumption: Designed for low-power operation to extend battery life in portable applications.
7. Battery Backup: It retains timekeeping functionality even during power outages by switching to a backup battery.
These features make the DS1337S+ suitable for applications requiring precise and reliable timekeeping.

Pinout

The DS1337S+ is a real-time clock (RTC) IC produced by Maxim Integrated. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a concise outline of its pin configuration and function:
1. VCC: Power supply pin (2.0V to 5.5V).
2. GND: Ground pin.
3. SCL: Serial Clock Input. Used for I2C communication.
4. SDA: Serial Data Input/Output. Used for I2C communication.
5. SQW/OUT: Square Wave/Output Driver. Configurable for square-wave output or as a simple output.
6. 32kHz: 32.768 kHz output (optional, depending on specific version/configuration).
7. VBAT: Backup Battery Input. Provides power when the main supply is absent.
8. N.C.: Not Connected (commonly used for mechanical stability or other package-specific requirements).
The DS1337S+ provides timekeeping functions, including seconds, minutes, hours, day, date, month, and year. It supports both 24-hour and 12-hour formats with an AM/PM indicator. The device communicates via the I2C protocol, making it easy to integrate into microcontroller-based systems.

Manufacturer

The DS1337S+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a company known for designing, manufacturing, and marketing a wide range of analog and mixed-signal integrated circuits. These components are used in a variety of applications, including consumer electronics, industrial systems, automotive, communications, and healthcare devices. The merger with Analog Devices, a leader in analog, mixed-signal, and digital signal processing technologies, has expanded their portfolio and market reach.

Application

The DS1337S+ is a real-time clock (RTC) IC used in various applications requiring accurate timekeeping. It is commonly employed in:
1. Consumer electronics: For maintaining time in devices like TVs, DVD players, and home automation systems.
2. Computing systems: To provide timekeeping in personal computers and servers.
3. Industrial equipment: Used for logging time-stamped data in industrial automation systems.
4. Telecommunications: For synchronizing network equipment and communication devices.
5. Portable devices: In gadgets like digital cameras to keep track of time and date.
6. Automotive systems: Used for timekeeping in vehicle electronics.
These applications benefit from the DS1337S+’s low power consumption, I2C interface, and battery backup capabilities.

Package

The DS1337S+ is a Real-Time Clock (RTC) integrated circuit typically offered in an 8-pin SOIC (Small Outline Integrated Circuit) package. This package type provides a compact and surface-mountable design, suitable for various electronics applications requiring accurate timekeeping.

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