DS1251WP-120 - Dallas Semiconductor

Manufacturer Part Number DS1251WP-120

Manufacturer: analog-devices

Introduction

The DS1251WP-120 is a real-time clock (RTC) chip with a built-in NVSRAM (non-volatile static random access memory) providing a combination of timekeeping and non-volatile data storage in a single integrated circuit. It offers advanced features like leap year support and a 12/24-hour time format, making it a versatile solution for various applications requiring accurate time and date tracking.

Product Features and Performance

512kb of NVSRAM for non-volatile data storage

Leap year support for accurate date tracking

Configurable 12/24-hour time format

Parallel interface for easy integration

Wide operating voltage range of 2.97V to 3.63V

Low timekeeping current of 7mA maximum at 3.3V

Operating temperature range of 0°C to 70°C

Product Advantages

Integrated timekeeping and non-volatile memory in a single chip

Compact surface-mount package with 34-PowerCap™ Module design

Reliable and accurate time and date tracking

Flexible configuration options to meet diverse application requirements

Key Reasons to Choose This Product

Seamless integration of real-time clock and non-volatile data storage

Robust and reliable performance for mission-critical applications

Low power consumption for extended battery life in portable devices

Wide temperature range for use in diverse environmental conditions

Quality and Safety Features

Industrial-grade quality and reliability

Compliance with relevant safety and regulatory standards

Compatibility

The DS1251WP-120 is compatible with a wide range of microcontrollers and embedded systems with parallel interface support.

Application Areas

Industrial automation and control systems

Metering and monitoring devices

Consumer electronics

Medical equipment

Automotive electronics

Product Lifecycle

The DS1251WP-120 is an obsolete product, and the manufacturer, Analog Devices, no longer produces this specific model. However, there are several equivalent or alternative models available that offer similar functionality and performance:

DS1307 Real-Time Clock

DS3231 Extremely Accurate I²C-Integrated RTC/TCXO/Crystal

DS1339 I²C Real-Time Clock

DS1337 I²C Real-Time Clock