BQ4802YPW - Texas Instruments

Manufacturer Part Number

BQ4802YPW

Manufacturer

Texas Instruments

Introduction

The BQ4802YPW is a highly integrated real-time clock (RTC) with a built-in supervisor, alarm, and watchdog timer. It provides accurate timekeeping, calendar functions, and power-fail detection in a compact 28-TSSOP package.

Product Features and Performance

Alarm, daylight savings, leap year, and supervisor functions

Watchdog timer for system monitoring

Operates from a wide supply voltage range of 4.5V to 5.5V

Battery backup mode with supply voltage range of 2.4V to 4V

Low timekeeping current of 1.5mA (typical) at 4.5V to 5.5V

Supports 12/24-hour time format and YY-MM-DD-dd date format

Parallel interface for easy integration into systems

Product Advantages

Highly integrated solution for real-time clock and system monitoring

Low power consumption for extended battery backup

Wide operating voltage range for flexibility in power supply designs

Compact 28-TSSOP package for space-constrained applications

Key Reasons to Choose This Product

Reliable and accurate timekeeping with advanced features

Robust system monitoring capabilities with watchdog timer

Power-efficient design for extended battery life

Easy integration and compatibility with a variety of systems

Quality and Safety Features

Operates within a temperature range of 0°C to 70°C

Compliant with industry standards and regulations

Rigorous quality control and testing processes

Compatibility

The BQ4802YPW is a drop-in replacement for similar real-time clock ICs and can be used in a wide range of applications, including industrial automation, consumer electronics, and embedded systems.

Application Areas

Industrial automation and control systems

Consumer electronics like smart home devices, appliances, and IoT products

Embedded systems requiring accurate timekeeping and system monitoring

Product Lifecycle

The BQ4802YPW is an active product, and Texas Instruments continues to support it. There are no immediate plans for discontinuation. However, as technology evolves, customers are advised to check with our website's sales team for the latest information on available equivalent or alternative models.