PCF8563T/F4,118

The PCF8563T/F4,118 is a real-time clock (RTC) integrated circuit from NXP Semiconductors. It is used to keep track of the current time and date, even when the main system is powered off. Key features and specifications include:

1. Real-Time Clock (RTC):
   • Timekeeping: Maintains accurate time and date information, including seconds, minutes, hours, day, date, month, and year.
   • Accuracy: Provides precise timekeeping with a built-in crystal oscillator.
2. Power Supply and Consumption:
   • Supply Voltage: Operates from a supply voltage range of 1.8V to 5.5V, allowing flexibility in different power environments.
   • Low Power Consumption: Designed for low power consumption to extend battery life in portable applications.
3. Alarm and Timer Functions:
   • Alarms: Includes programmable alarms that can be set to trigger at specific times or dates.
   • Timers: Provides timer functions for scheduling and time-based events.
4. Interface and Communication:
   • I2C Interface: Communicates via an I2C interface, which is commonly used for connecting to microcontrollers and other digital systems.
   • Clock Output: Offers a clock output signal for synchronizing with other components.
5. Battery Backup:
   • Battery Backup: Includes a battery backup input to maintain timekeeping during power outages or when the main system is off.
6. Package Type:
   • 8-Pin SOIC Package: Housed in an 8-pin Small Outline Integrated Circuit (SOIC) package, which is compact and suitable for space-constrained designs.
7. Applications:
   • Consumer Electronics: Ideal for applications in consumer electronics that require accurate timekeeping, such as alarm clocks and handheld devices.
   • Industrial Equipment: Suitable for industrial systems needing reliable time and date tracking for logging and scheduling.
   • Automotive Systems: Used in automotive applications for maintaining time and date information.

The PCF8563T/F4,118 provides reliable real-time clock functionality with low power consumption, battery backup, and programmable alarms, making it a versatile choice for various timekeeping applications.