DS1339U-33 - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS1339U-33

Manufacturer

Analog Devices

Introduction

DS1339U-33 is a real-time clock (RTC) IC designed for timekeeping in electronic applications.

Product Features and Performance

Clock/Calendar functionality

Alarm feature

Leap Year compensation

Square Wave Output for peripheral devices

Trickle-Charger for backup battery

I2C, 2-Wire Serial interface for communication

Supports HH:MM:SS and YY-MM-DD-dd time and date formats

Product Advantages

Long-term reliable timekeeping

Low power consumption

Integrated alarm and calendar functions

Integrated power sense circuit

Easy integration with microcontrollers

Key Technical Parameters

Supply Voltage: 2.97V to 5.5V

Battery Voltage: 1.3V to 3.7V

Timekeeping Current: Max 200µA at 5.5V

Operating Temperature Range: -40°C to 85°C

Quality and Safety Features

Designed to meet stringent industrial temperature ranges

Robust surface mount package for secure PCB mounting

Compatibility

Compatible with I2C serial interface standard

Supports common microcontrollers and processors

Application Areas

Consumer electronics

Embedded systems

Industrial applications

Communication devices

Portable devices

Product Lifecycle

Obsolete status

Potential replacement or upgrade options should be discussed with the manufacturer

Key Reasons to Choose This Product

Highly accurate timekeeping

Low power requirements enhance battery life

Alarm and square wave functions for system wakeup and control

Wide operating voltage range for varied application needs

Industrial temperature range ensures performance in harsh conditions

Easy to integrate with various electronic systems due to standard interface

Surface mount form factor for space-sensitive applications