The PCF8583P is a highly integrated clock and calendar chip from NXP Semiconductors, designed to provide a comprehensive timekeeping solution for a wide range of applications. This versatile chip is housed in a DIP-8 (Dual In-line Package) and is a perfect fit for systems requiring a real-time clock/calendar with an I²C interface.

Key Features

• I²C-Bus Interface: The PCF8583P communicates via a two-wire I²C-bus, ensuring easy integration with microcontrollers and allowing for a simple connection to the system bus.
• Low Power Consumption: Designed for energy efficiency, this chip consumes minimal power, making it ideal for battery-backed applications and portable devices.
• 240 x 8-bit RAM: The chip includes an onboard static RAM of 240 x 8-bit, providing ample space for data storage and scratchpad memory.
• Alarm and Timer Functions: It offers programmable alarm and timer capabilities, allowing users to set reminders or trigger events based on time.
• Counters for Seconds, Minutes, Hours, Day, Date, Month, and Year: The PCF8583P keeps track of time with precision, covering all aspects of the calendar.

Applications

The PCF8583P is designed for a diverse range of applications, including:

• Consumer electronics such as VCRs, Hi-Fi systems, and cameras
• Office equipment like fax machines, printers, and copiers
• Telecommunication systems, including phones and network equipment
• Portable instrumentation and data loggers
• Industrial control systems

Technical Specifications

Here are some of the technical specifications of the PCF8583P:

• Operating Voltage: 2.5V to 6V
• Low Standby Current: 10 µA
• Frequency: 32.768 kHz quartz crystal
• Operating Temperature: -40°C to +85°C
• Packaging: 8-pin DIP

The PCF8583P from NXP is a reliable and versatile clock and calendar chip, providing a rich set of features to keep time and date in your electronic projects with ease.