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QD8279

QD8279

Manufacturer No:

QD8279

Description:

MICROPROCESSOR CIRCUIT, CMOS, CD

Datasheet:

Datasheet

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QD8279 Specifications

  • Type
    Parameter
  • Mounting Type
    Through Hole
  • Supplier Device Package
    40-CDIP
  • Package / Case
    40-CDIP
  • Voltage - Supply
    4.75V ~ 5.25V
  • Interface
    -
  • Applications
    Displays
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    -
The QD8279 is a programmable keyboard/display interface integrated circuit chip. It offers several advantages and can be applied in various scenarios. Here are some of them:Advantages: 1. Versatility: The QD8279 can be programmed to interface with a wide range of keyboards and displays, making it suitable for different applications. 2. Simplified interface: It simplifies the interface between a microprocessor and the keyboard/display, reducing the complexity of the overall system design. 3. Keyboard scanning: The chip can scan a matrix keyboard and detect key presses, providing a convenient way to input data. 4. Display control: It can control various types of displays, including 7-segment LED displays and dot matrix displays, allowing for the output of data and messages. 5. Built-in debounce: The QD8279 includes a debounce circuitry that eliminates the need for external debounce components, ensuring accurate key detection.Application scenarios: 1. Microcontroller-based systems: The QD8279 can be used in microcontroller-based systems where a keyboard and display need to be interfaced with the microcontroller. 2. Industrial control panels: It can be employed in industrial control panels where user input through a keyboard and display output is required. 3. Data entry devices: The chip can be used in devices like calculators, cash registers, or data entry terminals that require keyboard input and display output. 4. Test and measurement equipment: It can be utilized in test and measurement equipment that needs a user interface for data entry and display of results. 5. Gaming consoles: The QD8279 can be applied in gaming consoles where user input from a keyboard or controller needs to be processed and displayed.Overall, the QD8279 integrated circuit chip offers a versatile and simplified solution for interfacing keyboards and displays, making it suitable for a wide range of applications.
QD8279 Relevant information