DS1302SN-16/T&R

Product Overview

The DS1302SN-16/T&R is a digital real-time clock (RTC) chip manufactured by Maxim Integrated. It falls under the category of integrated circuits and is commonly used in electronic devices that require accurate timekeeping. The DS1302SN-16/T&R is known for its low power consumption, compact package, and reliable performance. It is typically available in tape and reel packaging with a specific quantity per reel.

Specifications

• Operating Voltage: 2.0V to 5.5V
• Timekeeping Current: Less than 300nA at 3.0V and 25°C
• Serial Interface
• 31 x 8 RAM for User Data
• Simple 3-Wire Interface

Detailed Pin Configuration

The DS1302SN-16/T&R features a total of 8 pins: 1. VCC 2. GND 3. CLK 4. DAT 5. RST 6. IO 7. CE 8. N/C

Functional Features

• Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100
• Battery Backup Input for Continuous Timekeeping
• Trickle Charger Maintains Battery Backup
• Serial I/O for Minimum Pin Count
• 2.0V to 5.5V Operation

Advantages and Disadvantages

Advantages

• Low Power Consumption
• Compact Package
• Easy Integration with Microcontrollers
• Accurate Timekeeping

Disadvantages

• Limited RAM for User Data Storage
• Requires External Crystal Oscillator

Working Principles

The DS1302SN-16/T&R operates by counting seconds, minutes, hours, and other time-related parameters using an internal oscillator. It utilizes a simple 3-wire interface for communication with external microcontrollers or host systems. The battery backup input ensures continuous timekeeping even in the absence of primary power.

Detailed Application Field Plans

The DS1302SN-16/T&R is widely used in various applications such as: - Digital Clocks - Electronic Timers - Data Loggers - Embedded Systems - IoT Devices

Detailed and Complete Alternative Models

Some alternative models to the DS1302SN-16/T&R include: - DS3231 - PCF8563 - MCP7940N

In conclusion, the DS1302SN-16/T&R is a versatile RTC chip with reliable timekeeping capabilities, making it suitable for a wide range of electronic applications.

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