DS1391U-33 - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS1391U-33

Manufacturer

Analog Devices

Introduction

DS1391U-33 is a real-time clock (RTC) component designed for accurate timekeeping in a wide range of electronic devices.

Product Features and Performance

Clock/Calendar Functionality

Alarm Feature

Leap Year Compensation

Square Wave Output

Trickle-Charger for battery backup

Product Advantages

Accurate timekeeping

Low power consumption

Extended temperature range operation

Alarm function for time-specific events

Key Technical Parameters

SPI Interface

Voltage Supply Range: 2.97V to 5.5V

Battery Voltage Supply Range: 1.3V to 5.5V

Current - Timekeeping (Max): 175µA at supplied voltages

Time Format: HH:MM:SS:hh (12/24-hour format)

Date Format: YY-MM-DD-dd

Quality and Safety Features

Operable in extreme temperatures: -40°C to 85°C

Compatibility

SPI communication interface for wide microcontroller compatibility

Surface Mount compatible

Application Areas

Electronic appliances

Industrial systems

Embedded systems

Consumer electronics

Product Lifecycle

Obsolete status

Potential for replacement or upgrade availability

Several Key Reasons to Choose This Product

Proven reliability from manufacturer Analog Devices

Versatility across various applications due to SPI compatibility

Built-in features to maintain time accuracy

Low power consumption ensuring minimal impact on device battery life

Functional at broad operating temperature ranges suitable for harsh environments