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CY74FCT399ATQCT

CY74FCT399ATQCT

Manufacturer No:

CY74FCT399ATQCT

Manufacturer:

Texas Instruments

Description:

IC MULTIPLEXER 4 X 1:1 16SSOP

Datasheet:

Datasheet

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CY74FCT399ATQCT Specifications

  • Type
    Parameter
  • Supplier Device Package
    16-SSOP
  • Package / Case
    16-SSOP (0.154", 3.90mm Width)
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    4.75V ~ 5.25V
  • Voltage Supply Source
    Single Supply
  • Current - Output High, Low
    32mA, 64mA
  • Independent Circuits
    1
  • Circuit
    4 x 1:1
  • Type
    Multiplexer
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    74FCT
The PCA8550D,118 is a 16-bit I/O expander with a serial interface. Some of the advantages and application scenarios of this integrated circuit chip are as follows:Advantages: 1. Increased I/O Capability: It provides additional 16 I/O pins, allowing designers to expand the number of available I/Os on a microcontroller or other devices. 2. Saves MCU pins: With an I/O expander, designers can reduce the number of pins required by the microcontroller as it offloads some of the I/O functions to this chip. 3. Simplified Circuit Design: The PCA8550D,118 simplifies the circuit design by reducing the complexity of the microcontroller's I/O interface. 4. Serial Interface: It uses a serial interface (such as I2C) to communicate with the master device, which saves MCU pins and facilitates easy integration with a wide range of microcontrollers.Application Scenarios: 1. Expanding I/O Count: The primary application scenario for PCA8550D,118 is to expand the I/O capability of microcontrollers or other devices. It is commonly used when the available I/O pins on the main controller are not sufficient for connecting all the required peripherals or sensors. 2. Multiplexing Input/Output Signals: The chip can be used to multiplex input/output signals of different devices, allowing the sharing of limited I/O pins. 3. LED Control: PCA8550D,118 can be used to control multiple LEDs without consuming many microcontroller pins. It can be employed in applications like LED displays, status indicators, or backlight control. 4. Keypad Scanning: It can be used for reading input from multiple pushbuttons or a matrix keypad by scanning the rows and columns through its I/O pins. 5. Sensor Interfaces: It can interface with various sensors, such as temperature sensors, pressure sensors, or digital switches, providing more I/O channels for sensor data acquisition.Overall, the PCA8550D,118 I/O expander chip offers increased I/O capability, reduces MCU pin usage, simplifies circuit design, and finds applications in situations where additional I/O pins are required or when a serial interface is preferred.
CY74FCT399ATQCT Relevant information