Texas Instruments

BQ4802LYPWG4  

Real Time Clocks ICs

BQ4802LYPWG4 Description

The BQ4802LYPWG4 is a high-performance Real-Time Clock (RTC) and calendar IC designed by Texas Instruments. This device is ideal for applications requiring precise timekeeping and calendar functions. It operates within a temperature range of 0°C to 70°C and is available in a 28-TSSOP surface-mount package, making it suitable for compact and space-constrained designs. The BQ4802LYPWG4 is programmable and features a parallel interface, enabling efficient communication with microcontrollers and other system components.

BQ4802LYPWG4 Features

• Operating Temperature: The BQ4802LYPWG4 operates reliably within a temperature range of 0°C to 70°C, ensuring stable performance in various environmental conditions.
• Supply Voltage: It supports a wide supply voltage range of 2.7V to 3.6V, providing flexibility in power supply options and compatibility with different power sources.
• Battery Backup: The device includes a battery backup supply voltage range of 2.4V to 4V, ensuring continuous operation during power outages.
• Timekeeping Current: With a typical timekeeping current of 1.5mA at 2.7V to 3.6V, the BQ4802LYPWG4 offers efficient power consumption, making it suitable for battery-operated applications.
• Features: The BQ4802LYPWG4 includes several advanced features such as alarm, daylight savings, leap year correction, supervisor, and watchdog timer functions, enhancing its versatility and functionality.
• Time Format: It supports both 12-hour and 24-hour time formats (HH:MM:SS), providing flexibility in time display and user interface design.
• Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the BQ4802LYPWG4 is suitable for extended storage and handling without additional moisture protection.

BQ4802LYPWG4 Applications

The BQ4802LYPWG4 is well-suited for a variety of applications where precise timekeeping and calendar functions are essential. These applications include:

• Consumer Electronics: Ideal for devices such as digital clocks, smartwatches, and home automation systems that require accurate time and date tracking.
• Industrial Automation: Suitable for industrial control systems, where time synchronization and event logging are critical for process control and monitoring.
• Telecommunications: Used in networking equipment for timestamping data packets and maintaining system time synchronization.
• Medical Devices: Applicable in medical monitoring equipment where accurate timekeeping is necessary for data logging and patient monitoring.
• Automotive: Useful in vehicle infotainment systems, telematics, and other automotive applications requiring reliable time and date information.

Conclusion of BQ4802LYPWG4

The BQ4802LYPWG4 from Texas Instruments is a versatile and reliable RTC and calendar IC that offers a comprehensive set of features and benefits. Its wide operating temperature range, flexible supply voltage options, and low power consumption make it suitable for a wide range of applications. The inclusion of advanced features such as alarm, daylight savings, and leap year correction enhances its functionality and usability. The BQ4802LYPWG4's compliance with environmental and regulatory standards ensures it meets the requirements of modern electronics manufacturing. Overall, the BQ4802LYPWG4 is an excellent choice for designers seeking a robust and efficient RTC solution for their projects.

BQ4802LYPWG4 Documents

Download datasheets and manufacturer documentation for BQ4802LYPWG4

Datasheets :

BQ4802Y,LY      

HTML Datasheet :

BQ4802Y,LY