DS1687-5IND+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS1687-5IND+

Manufacturer

Analog Devices

Introduction

The DS1687-5IND+ is a clock/timing real-time clock device designed for applications requiring accurate timekeeping and data storage with non-volatile RAM.

Product Features and Performance

Alarm function

Non-volatile SRAM (NVSRAM)

Square wave output

Year 2000 (Y2K) compliant

Memory size of 242 bytes

HH:MM:SS time format (12/24 hour)

YY-MM-DD-dd date format

Parallel interface for communication

Supports a supply voltage range of 4.5V to 5.5V

Battery-backed supply voltage range of 2.5V to 3.7V

Maximum current for timekeeping is 3mA at 5V

Product Advantages

Stable timekeeping across a wide temperature range

Built-in non-volatile memory preserving data without power

Simple integration with legacy systems through parallel interface

Self-contained unit with few external components required for operation

Key Technical Parameters

Memory Size: 242B

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

Date Format: YY-MM-DD-dd

Voltage - Supply: 4.5V ~ 5.5V

Voltage - Supply, Battery: 2.5V ~ 3.7V

Current - Timekeeping (Max): 3mA @ 5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Designed for high reliability and stability over an extended temperature range.

Complies with industry standards for safety and quality

Compatibility

Compatible with many microcontrollers and digital systems through the parallel interface

Application Areas

Embedded systems

Industrial control systems

Telecommunication infrastructure

Data storage systems

Product Lifecycle

Active status, not nearing discontinuation

Replacements or upgrades available within Analog Devices' product range

Several Key Reasons to Choose This Product

Proven reliability by Analog Devices, a trusted industry leader

Provides both timekeeping and non-volatile data storage capabilities

Ease of integration with existing systems saves development time and costs

Suits harsh industrial environments with a wide operating temperature range

Long-term availability, ensuring support and supply continuity for project lifespans