DS1302S/T&R

Product Overview

The DS1302S/T&R is a real-time clock (RTC) module belonging to the category of integrated circuits. It is commonly used in electronic devices that require accurate timekeeping, such as digital clocks, timers, and data loggers. The DS1302S/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
• Serial Interface
• 31 x 8 RAM for User Data
• Trickle Charger for Backup Power
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The DS1302S/T&R features a standard pin configuration with pins designated for power supply, ground, serial communication, and clock signals. The detailed pinout includes: 1. VCC: Power Supply 2. GND: Ground 3. CLK: Clock Signal 4. DAT: Serial Data 5. RST: Reset 6. CE: Chip Enable

Functional Features

The DS1302S/T&R offers the following functional features: - Accurate Timekeeping - Low Power Consumption - Simple Serial Interface - Battery Backup Support - Programmable Alarm Output

Advantages and Disadvantages

Advantages

• Wide Operating Voltage Range
• Integrated Trickle Charger
• User-Friendly Serial Interface
• Compact Package Size

Disadvantages

• Limited RAM Capacity
• Lack of Built-in Temperature Compensation

Working Principles

The DS1302S/T&R utilizes an internal oscillator and a trickle charger to maintain accurate timekeeping. It communicates with external microcontrollers or host systems through a simple serial interface, allowing for easy integration into various electronic designs.

Detailed Application Field Plans

The DS1302S/T&R is well-suited for applications requiring precise timekeeping, including: - Digital Clocks - Timers and Counters - Data Loggers - Industrial Automation Systems - Embedded Systems

Detailed and Complete Alternative Models

Alternative RTC modules that can be considered as replacements or alternatives to the DS1302S/T&R include: - DS3231 - MCP7940N - PCF8563 - RV-1805C3

In conclusion, the DS1302S/T&R is a reliable real-time clock module suitable for a wide range of electronic applications, offering accurate timekeeping, low power consumption, and user-friendly integration capabilities.

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