DS1302ZN+

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DS1302ZN+

IC RTC CLK/CALENDAR SER 8-SOIC

  • Manufacturer
  • Mfr. Part #DS1302ZN+
  • Package SOIC-8
  • Datasheet
  • In Stock6746

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Specifications

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®

Overview

Description

The DS1302ZN+ is a real-time clock (RTC) integrated circuit designed by Maxim Integrated (now part of Analog Devices). It provides highly accurate timekeeping with a precision of ±2 minutes per year. The chip utilizes a 32.768 kHz crystal oscillator and communicates via a simple serial interface, making it compatible with various microcontrollers.
Key features of the DS1302ZN+ include:
- Timekeeping: Maintains seconds, minutes, hours, day, month, and year.
- Battery Backup: Operates on a backup battery, ensuring timekeeping even when the main power is off.
- Low Power Consumption: Ideal for battery-operated devices.
- Alarm Functions: Includes programmable alarms and a square wave output.
- Data Storage: Offers 31 bytes of RAM for user data storage.
The DS1302ZN+ is commonly used in applications such as clocks, timers, and data loggers, where accurate timekeeping is essential. Its ease of integration and low power requirements make it suitable for a wide range of electronic projects.

Features

The DS1302ZN+ is a real-time clock (RTC) chip from Maxim Integrated, designed for keeping track of time and date. Key features include:
1. Timekeeping: Maintains time (hours, minutes, seconds) and date (year, month, day) with a resolution of seconds.
2. Low Power Consumption: Operates on a low current, making it suitable for battery-powered applications.
3. I2C Interface: Communicates via a simple serial interface, allowing easy integration with microcontrollers.
4. Battery Backup: Supports a backup battery, ensuring timekeeping during power outages.
5. Alarm Functions: Features alarms for time and date, enabling wake-up or notification functions.
6. Temperature Compensation: Ensures accurate timekeeping across varying temperatures.
7. Programmable Output: Can generate a square wave output for clock or timing signals.
8. Easy Configuration: Simple to set up and configure, with minimal external components required.
Overall, the DS1302ZN+ is an efficient and versatile solution for applications requiring reliable timekeeping.

Package

The DS1302ZN+ is available in a 16-pin dual-in-line package (DIP) configuration. This package type is suitable for through-hole mounting, making it easy to integrate into various electronic circuits.

Pinout

The DS1302ZN+ is a real-time clock (RTC) chip with a total of 8 pins. The pinout and functions are as follows:
1. VCC: Power supply (2.0V to 5.5V).
2. GND: Ground reference.
3. SDA: Serial data input/output.
4. SCL: Serial clock input.
5. CE: Chip enable input to activate the chip.
6. SQW/OUT: Square wave output or interrupt output; can be configured for alarm functions.
7. NC: No connection (not used).
8. VBAT: Backup battery input to maintain time during power loss.
The DS1302ZN+ communicates via a serial interface and includes features such as battery backup, a programmable square wave output, and alarm functions, making it suitable for various timekeeping applications.

Manufacturer

The DS1302ZN+ is manufactured by Maxim Integrated, a company known for designing and manufacturing analog and mixed-signal semiconductors. In 2021, Maxim Integrated was acquired by Analog Devices, Inc. (ADI), a leading global high-performance analog technology company. Maxim Integrated specializes in providing solutions that enhance performance, efficiency, and connectivity in a variety of applications, including automotive, industrial, consumer electronics, and communications. The DS1302 is a real-time clock (RTC) device used for timekeeping in embedded systems and other electronic applications.

Application

The DS1302ZN+ is a real-time clock (RTC) chip used in applications requiring accurate timekeeping, such as digital watches, embedded systems, data loggers, and alarm systems. Its features make it suitable for battery-backed devices, time-stamping applications, and systems that require periodic events, like scheduling tasks in microcontrollers. Additionally, it's utilized in home automation, industrial equipment, and automotive electronics for time-related functions.

Equivalent

Equivalent products to the DS1302ZN+ real-time clock chip include the DS1307, MCP7940N, and PCF8563. These alternatives offer similar functionalities for timekeeping and interfacing, but may have variations in features like battery backup, power consumption, and interface protocols. Always check datasheets for specific application requirements.

Shipping

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Shipping Fee Reference (DHL/FedEx):

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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