DS1306EN+T&R - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS1306EN+T&R

Manufacturer

Analog Devices

Introduction

High precision serial real-time clock with dual alarms and NVSRAM

Product Features and Performance

Clock/Calendar functionality

Alarm features with programmable frequency

Non-volatile SRAM (NVSRAM) storage

Square Wave Output for external device control

Integrated trickle-charger for battery backup

Accurate timekeeping with leap year compensation

Product Advantages

Low timekeeping current ensures longevity

Non-volatile storage protects data against power loss

Dual alarms enhance scheduling flexibility

Wide voltage range caters to varying power supplies

Key Technical Parameters

Memory Size: 96 Bytes

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

Date Format: YY-MM-DD-dd

Interface: SPI

Voltage Supply: 2V ~ 5.5V

Supply, Battery: 2V ~ 5.5V

Current Timekeeping: 25.3µA ~ 81µA @ 2V ~ 5V

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

Quality and Safety Features

Reliable performance across wide temperature

Robust surface mount package 20-TSSOP

Compatibility

Easy integration with microcontrollers via SPI interface

Versatile supply voltage for compatibility with diverse systems

Application Areas

Industrial timing control systems

Consumer electronics

Wearable devices

Data loggers

Smart appliances

Product Lifecycle

Status: Active

Notation indicates no immediate risk of discontinuation

Current package and replacements available if necessary

Several Key Reasons to Choose This Product

Trusted manufacturer with reputation for quality in timing devices

Enhanced power management with adjustable trickle-charge settings

Simplified interfacing with widespread SPI support

Solid timekeeping accuracy including leap years without adjustment

Ample memory storage for application data with NVSRAM

Ideal for systems requiring continuous timing information with battery backup capability