Product Overview: NXP PCF8563T/F4 Real-Time Clock

The NXP PCF8563T/F4 is a CMOS Real-Time Clock (RTC) and calendar optimized for low power consumption and with an I2C interface. It is a highly integrated RTC with a wealth of features that make it an ideal choice for a wide range of applications in consumer electronics, industrial, and handheld devices, where timekeeping is of essence.

Key Features

• I2C-Bus Interface: The device supports a two-wire serial interface, which allows for easy integration into existing systems, providing a simple and efficient method for RTC communication and control.
• Low Power Consumption: Designed with power efficiency in mind, the PCF8563T/F4 is suitable for battery-powered applications, helping to extend the battery life of the host device.
• Alarm and Timer Functions: It includes an alarm function and a programmable clock output for peripheral devices, increasing its utility in complex systems.
• Wide Operating Voltage: The RTC operates across a wide voltage range from 1.0 to 5.5 V, making it versatile for various power supply conditions.
• Frequency Output: A programmable clock output function is available, providing a selectable frequency output for external use.

Applications

The PCF8563T/F4 is a perfect fit for applications that require accurate timekeeping under low-power conditions. It is commonly used in:

• Mobile phones
• Portable media players
• Health and fitness trackers
• Smart home devices
• Industrial and automotive systems

Technical Specifications

• Package: SO8
• Interface: I2C-bus, with a maximum speed of 400 kHz
• Frequency output: 32.768 kHz, 1024 Hz, 32 Hz, or 1 Hz
• Integrated oscillator capacitor
• Automatic switch-over to battery on main power loss
• Counters for seconds, minutes, hours, days, weekdays, months, and years

The NXP PCF8563T/F4 is an all-in-one timekeeping solution that offers precision and reliability, with the added benefit of being easy to implement in a variety of electronic projects and commercial products.