BQ4802LYPWR - Texas Instruments

Manufacturer Part Number

BQ4802LYPWR

Manufacturer

Texas Instruments

Introduction

The BQ4802LYPWR is a Clock/Timing Real-Time Clock (RTC) integrated circuit.

Product Features and Performance

Clock/Calendar Real-Time Clock

Alarm function

Automatic daylight savings adjustment

Leap year correction

Supervisor function

Watchdog Timer for system resets

Product Advantages

Highly integrated with multiple functions

Reliable timekeeping with supervisor and alarm feature

Low power consumption

Key Technical Parameters

Parallel interface

Supply Voltage range 2.7V - 3.6V

Battery Voltage range 2.4V - 4V

Current - Timekeeping 1.5mA (Typ) at 2.7V – 3.6V

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

YY-MM-DD-dd date format

0°C to 70°C operating temperature

Quality and Safety Features

Designed for high-reliability applications

Includes safety features such as supervisor and watchdog timer

Compatibility

Surface Mount 28-TSSOP packaging compatible with common PCB assembly processes

Application Areas

Suitable for industrial systems, consumer electronics, computing devices, embedded systems

Product Lifecycle

Active status, not near discontinuation

Upgrades or replacements may be available within Texas Instruments’ product range

Several Key Reasons to Choose This Product

Integrated alarm, daylight saving, and supervisor functions reduce additional component needs

Low power consumption extends battery life for portable and remote applications

Watchdog Timer ensures system stability and recovery

Versatility with parallel interface enables easy integration into various system designs

Optimal for applications requiring reliable, long-term timekeeping

Surface Mount package for easy PCB assembly ensuring streamlined manufacturing process