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74HC257PW,112
Manufacturer No:
74HC257PW,112
Manufacturer:
Description:
IC MULTIPLEXER 4 X 2:1 16TSSOP
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74HC257PW,112 Specifications
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TypeParameter
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Supplier Device Package16-TSSOP
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Package / Case16-TSSOP (0.173", 4.40mm Width)
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Mounting TypeSurface Mount
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Operating Temperature-40°C ~ 125°C
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Voltage - Supply2V ~ 6V
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Voltage Supply SourceSingle Supply
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Current - Output High, Low7.8mA, 7.8mA
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Independent Circuits1
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Circuit4 x 2:1
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TypeMultiplexer
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PackagingTube
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PackagingBulk
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Product StatusObsolete
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Series74HC
The PCA8550DBR is a specific integrated circuit (IC) chip manufactured by NXP Semiconductors. It is an 8-bit Input/Output (I/O) port expander with a built-in hardware programmable logic. Some advantages and application scenarios of the PCA8550DBR IC chip are:Advantages: 1. Increased I/O capabilities: The PCA8550DBR provides additional I/O pins, allowing for expansion of the available I/O ports of a microcontroller or any other system.2. Simplified hardware design: By using this IC chip, designers can reduce the number of microcontroller pins required for I/O operations, simplifying the overall hardware design of the system.3. Programmable logic functionality: The built-in programmable logic in PCA8550DBR offers flexibility for various applications. It can function as a simple logic control or a more complex combination of digital logic gates.4. Flexible programming options: The chip supports I2C-bus serial interface for communication with the microcontroller, enabling easy configuration and programming.Application scenarios: 1. Expanding I/O ports: The PCA8550DBR chip is commonly used in scenarios where the number of I/O pins available on a microcontroller is insufficient. It allows for easy expansion of the available I/O ports for connecting additional peripherals or sensors.2. LED control: The I/O pins of PCA8550DBR can be used for controlling LEDs, enabling the management of a large number of indicator lights or status displays.3. Keypad interfacing: In systems where user input via a keypad is required, the PCA8550DBR can be used to expand the number of available I/O pins for connecting the keypad matrix.4. General-purpose I/O expansion: The chip can be utilized in various applications where additional I/O ports are needed, such as industrial automation, robotics, home automation, or any system that requires control and monitoring of multiple devices.Overall, the PCA8550DBR IC chip provides a compact and convenient solution for expanding I/O capabilities and implementing programmable logic in a wide range of applications.
74HC257PW,112 Relevant information