BQ4822YMA-70 - Texas Instruments

Manufacturer Part Number

BQ4822YMA-70

Manufacturer

Texas Instruments

Introduction

The BQ4822YMA-70 is a real-time clock (RTC) integrated circuit (IC) with alarm, leap year, supervisor, and watchdog timer features.

Product Features and Performance

Operates from 4.5V to 5.5V power supply

Timekeeping current of 6mA maximum at 2.2V to 5.8V

24-hour time format with year, month, date, and day-of-week

Automatic leap year correction

Alarm function with day, date, hour, minute, and second

Supervisor and watchdog timer functions

Parallel interface

Product Advantages

Highly integrated RTC functionality

Low power consumption

Automatic leap year correction

Alarm and supervisor/watchdog features

Key Technical Parameters

Manufacturer Part Number: BQ4822YMA-70

Package: 28-DIP Module (18.42x37.72mm)

Mounting Type: Through Hole

Operating Temperature: 0°C to 70°C

Date Format: YY-MM-DD-dd

Time Format: HH:MM:SS:hh (24-hour)

Quality and Safety Features

RoHS3 compliant

Reliable operation within the specified temperature range

Compatibility

The BQ4822YMA-70 is compatible with various electronic systems and devices that require a real-time clock with alarm, supervisor, and watchdog timer functions.

Application Areas

Industrial automation and control systems

Consumer electronics

Embedded systems

Telecommunication equipment

Medical devices

Product Lifecycle

The BQ4822YMA-70 is an active product from Texas Instruments. Replacement or upgrade options may be available.

Key Reasons to Choose This Product

Highly integrated real-time clock functionality

Low power consumption for energy-efficient operation

Automatic leap year correction for accurate timekeeping

Alarm and supervisor/watchdog features for enhanced system monitoring

Reliable performance within the specified temperature range

RoHS3 compliance for use in a wide range of applications