The NXP PCF8583P/F is a highly integrated Clock and Calendar chip based on a 2048-bit static CMOS RAM organized as 256 words by 8 bits. It is designed to provide a versatile and accurate timekeeping solution for a wide range of applications in consumer, industrial, and automotive domains. The device is encapsulated in a DIP8 (Dual In-line Package) making it suitable for through-hole PCB mounting.

Key Features

• Timekeeping Accuracy: The PCF8583P/F provides precise timekeeping with automatic leap year correction. It is capable of counting seconds, minutes, hours, days, weekdays, months, and years with the accuracy of a quartz crystal.
• Alarm Function: It includes an alarm and timer function that can be set with the resolution of one minute or one second, enabling the device to wake up the system or trigger an event at a preset time.
• Programmable Clock Output: A programmable clock output function is available, which can be used for peripheral device clocking or as a system wake-up signal.
• I2C-Bus Interface: The device is equipped with an I2C-bus interface which allows for easy integration into the system with minimal interfacing required, supporting a bidirectional two-wire bus for efficient inter-IC control.
• Low Power Consumption: Designed for power-sensitive applications, the PCF8583P/F operates with very low power consumption, making it ideal for battery-backed applications.
• Versatile Operating Voltage: It operates over a wide voltage range from 1.0 to 6.0 V, providing flexibility in various power supply scenarios.

Applications

The NXP PCF8583P/F is suitable for a multitude of applications including:

• Real-time clocks in embedded systems
• Timekeeping in consumer electronics such as VCRs, Hi-Fi systems, and cameras
• Industrial control timing devices
• Automotive electronics for time-dependent functions

With its combination of features, the PCF8583P/F offers designers a compact, low-power, and cost-effective solution for managing time and date in their applications, ensuring reliable performance and ease of integration.