DS1307ZN

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DS1307ZN

IC RTC CLK/CALENDAR I2C 8SOIC

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  • Mfr. Part #DS1307ZN
  • Package
  • Datasheet
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Specifications

Part Status Obsolete
DigiKey Programmable Not Verified
Type Clock/Calendar
Features Leap Year, NVSRAM, Square Wave Output
Memory Size 56B
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Interface I2C, 2-Wire Serial
Voltage - Supply 4.5V ~ 5.5V
Voltage - Supply, Battery 2V ~ 3.5V
Current - Timekeeping (Max) 200µA @ 5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number DS1307

Overview

Description

The DS1307ZN is a real-time clock (RTC) integrated circuit (IC) designed for precise timekeeping in various applications. It operates on a 3V to 5.5V power supply and communicates via the I²C (Inter-Integrated Circuit) protocol, allowing easy integration with microcontrollers and other devices. The DS1307ZN features a built-in crystal oscillator, enabling it to maintain accurate time and date information even during power outages, thanks to a backup battery option.
Key specifications include a resolution of seconds, minutes, hours, day, date, month, and year, with leap year compensation for up to 2100. It also includes programmable square wave output options for various frequencies. The chip is widely used in clocks, data loggers, and other time-sensitive applications due to its low power consumption and ease of use.
Overall, the DS1307ZN is a reliable component for adding timekeeping capabilities to electronic projects and systems.

Features

The DS1307ZN is a real-time clock (RTC) chip designed for timekeeping applications. Key features include:
1. Timekeeping: Maintains seconds, minutes, hours, day, date, month, and year with leap year compensation.
2. I2C Interface: Communicates via a two-wire I2C bus, allowing easy integration with microcontrollers.
3. Low Power Consumption: Operates on a low power supply (typically 5V), making it suitable for battery-backed applications.
4. Battery Backup: Supports a backup battery for continuous timekeeping during power outages.
5. Temperature Compensated: Ensures accurate timekeeping by compensating for temperature variations.
6. Alarm Functionality: Can generate alarms for specific times, which can be used for triggering events.
7. Programmable Square Wave Output: Provides a square wave output for clock signals at selectable frequencies.
8. Compact Package: Available in a small DIP or SOIC package for space-constrained applications.
Overall, the DS1307ZN is widely used in various electronic projects requiring accurate timekeeping.

Package

The DS1307ZN is typically available in a 16-pin dual in-line package (DIP) form factor. This package is designed for easy integration into electronic circuits, providing access to the device's pins for power, ground, and communication.

Pinout

The DS1307ZN is a real-time clock (RTC) chip with a 16-pin Dual In-Line Package (DIP) configuration. The pin count and their functions are as follows:
1. VCC - Supply voltage (2.0V to 5.5V).
2. GND - Ground reference.
3. SCL - Serial clock input for I²C communication.
4. SDA - Serial data input/output for I²C communication.
5. SQW/INT - Square wave output or interrupt output.
6. OUT - Output for a square wave signal (if configured).
7. VBAT - Backup battery input for maintaining time during power failure.
8. R/W - Read/Write control for I²C communication.
9-16. Various function pins - Used for various internal configurations and to set the oscillator.
This RTC is widely used for keeping track of time and date in embedded systems, and it features a low power consumption design.

Manufacturer

The DS1307ZN is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was known for producing a wide range of analog and mixed-signal integrated circuits, including real-time clocks, sensors, power management devices, and more. The company focused on providing innovative solutions for various industries such as consumer electronics, automotive, telecommunications, and industrial applications. Their products are widely used in embedded systems, helping engineers to design efficient and reliable electronic devices.

Application

The DS1307ZN is a real-time clock (RTC) integrated circuit used in various applications, including digital clocks, alarm systems, data loggers, and embedded systems requiring timekeeping. Its low power consumption makes it suitable for battery-operated devices. Additionally, it can be employed in consumer electronics, industrial equipment, and communication devices to maintain accurate time and date information.

Equivalent

Equivalent products to the DS1307ZN real-time clock chip include the DS1302, DS3231, and MCP7940M. These chips also provide real-time clock functionality but may offer different features such as temperature compensation (in the case of the DS3231) or integrated EEPROM (like the MCP7940M). Always verify pin compatibility and specific features for your application.

Shipping

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DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

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