NXP USA Inc.
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
PCF8564ACX9/1,005
Lihat Detail Lembar Data

PCF8564ACX9/1,005

Introduction

The PCF8564ACX9/1,005 is a versatile integrated circuit that belongs to the category of real-time clock (RTC) devices. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the PCF8564ACX9/1,005.

Basic Information Overview

  • Category: Real-Time Clock (RTC) Device
  • Use: Timekeeping and Calendar Functions
  • Characteristics: Low Power Consumption, I2C-Bus Interface, Alarm Functionality
  • Package: Small Outline Package (SO8)
  • Essence: Accurate Timekeeping and Date Tracking
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Operating Voltage: 1.0 V to 5.5 V
  • Clock Frequency: 32.768 kHz
  • Timekeeping Accuracy: ±3 ppm at 25°C
  • Alarm Function: Programmable Alarm with Interrupt
  • I2C-Bus Interface: Up to 400 kHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PCF8564ACX9/1,005 has a total of 8 pins: 1. VDD - Power Supply 2. SDA - Serial Data Line 3. SCL - Serial Clock Line 4. INT - Interrupt Output 5. GND - Ground 6. X1 - Crystal Connection 1 7. X2 - Crystal Connection 2 8. RESET - Reset Input

Functional Features

  • Timekeeping: Accurate tracking of time and date
  • Alarm Functionality: Programmable alarms with interrupt capability
  • Low Power Consumption: Suitable for battery-powered applications
  • I2C-Bus Interface: Easy integration with microcontrollers and other devices

Advantages and Disadvantages

Advantages

  • Accurate timekeeping
  • Low power consumption
  • Flexible alarm functionality
  • Wide operating voltage range

Disadvantages

  • Limited temperature range compared to some industrial applications
  • Requires an external crystal for clock operation

Working Principles

The PCF8564ACX9/1,005 utilizes a low-frequency crystal oscillator to maintain accurate timekeeping. It communicates with the host microcontroller or system through the I2C-bus interface, allowing for easy integration into various applications. The programmable alarm feature enables the device to trigger interrupts based on user-defined time settings.

Detailed Application Field Plans

The PCF8564ACX9/1,005 is suitable for a wide range of applications, including: - Consumer Electronics: Digital clocks, watches, and timers - Automotive Systems: Onboard clocks and event scheduling - Industrial Control: Timed operations and data logging - IoT Devices: Synchronization and time-stamping

Detailed and Complete Alternative Models

Some alternative models to the PCF8564ACX9/1,005 include: - DS3231: Highly accurate RTC with integrated temperature compensation - MCP7940N: RTC with battery backup and SRAM - DS1307: Low-cost RTC with simple I2C interface

In conclusion, the PCF8564ACX9/1,005 offers reliable timekeeping and calendar functions with low power consumption and flexible alarm capabilities. Its integration-friendly design and wide range of applications make it a valuable component in various electronic systems.

Word Count: 495

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan PCF8564ACX9/1,005 dalam solusi teknis

  1. What is the PCF8564ACX9/1,005 used for?
    - The PCF8564ACX9/1,005 is a real-time clock/calendar (RTC) used in technical solutions to keep track of time and date.

  2. How do I interface with the PCF8564ACX9/1,005?
    - You can interface with the PCF8564ACX9/1,005 using I2C communication protocol.

  3. Can the PCF8564ACX9/1,005 operate on low power?
    - Yes, the PCF8564ACX9/1,005 is designed to operate on low power, making it suitable for battery-powered applications.

  4. What is the accuracy of the PCF8564ACX9/1,005?
    - The PCF8564ACX9/1,005 has high accuracy and stability, making it reliable for timekeeping applications.

  5. Can the PCF8564ACX9/1,005 handle leap years?
    - Yes, the PCF8564ACX9/1,005 is capable of handling leap years and adjusting for leap year calculations.

  6. Is the PCF8564ACX9/1,005 compatible with different microcontrollers?
    - Yes, the PCF8564ACX9/1,005 is compatible with various microcontrollers that support I2C communication.

  7. Does the PCF8564ACX9/1,005 have alarm functionality?
    - Yes, the PCF8564ACX9/1,005 features alarm functionality, allowing for scheduled events or notifications.

  8. Can the PCF8564ACX9/1,005 be used in automotive applications?
    - Yes, the PCF8564ACX9/1,005 is suitable for automotive applications due to its robust design and reliability.

  9. What is the operating voltage range of the PCF8564ACX9/1,005?
    - The PCF8564ACX9/1,005 operates within a wide voltage range, typically from 1.0V to 5.5V.

  10. Are there any application notes or example code available for the PCF8564ACX9/1,005?
    - Yes, NXP provides application notes and example code to assist with integrating the PCF8564ACX9/1,005 into technical solutions.