DS1302S+T&R - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS1302S+T&R

Manufacturer

Analog Devices

Introduction

The DS1302S+T&R is a real-time clock/calendar IC that provides seconds, minutes, hours, day, date, month, and year information. It features a trickle-charge capability and NVSRAM.

Product Features and Performance

Clock/Calendar function featuring Leap Year compensation

Trickle-Charger for efficient power management

NVSRAM for reliable data retention

Supports 12/24-hour time format

Date format of YY-MM-DD-dd

Operates on 3-wire serial interface

Product Advantages

Low power consumption with a maximum current of 1µA

Extended operating temperature range from 0°C to 70°C

Surface Mount type, suitable for space-sensitive applications

Key Technical Parameters

Memory Size: 31B

Voltage Supply Range: 2V up to 5.5V

Battery Voltage Supply Range: 2V up to 5.5V

Timekeeping Current: 0.3µA to 1µA @ 2V to 5V

Quality and Safety Features

Reliable performance within industry-standard temperature and voltage ranges

Compatibility

Compatible with systems requiring 3-wire serial communication interfaces

Application Areas

Consumer electronics

Embedded systems

Industrial applications

Portable devices

Product Lifecycle

Currently active with no announced discontinuation

Replacements or upgrades not specified, implying long-term availability

Several Key Reasons to Choose This Product

Inclusion of Leap Year and Trickle-Charger enhances functionality and convenience

NVSRAM provides trustworthy non-volatile storage for timekeeping data

Versatile power supply compatibility and ultra-low power consumption

Robust design suited for various environmental conditions and applications