74LVCH244APW

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74LVCH244APW

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Buffers & Line Drivers 3.3V OCTAL 3-S DRVR BUS HOLD

  • FabricanteNexperia

  • Peça do Fabricante #74LVCH244APW

  • Em Estoque22991

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Especificações

Atributo Valor
Standard Pack Qty 75

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Description

The 74LVCH244APW is a low-voltage CMOS device manufactured by Nexperia, designed for buffering and driving data lines. It features a 3-state output configuration, allowing multiple devices to share a common bus without interference. The device operates at a voltage range of 1.2V to 3.6V, making it suitable for low-power applications. It comes in a TSSOP (Thin Shrink Small Outline Package) with a small footprint, ideal for compact circuit designs.
The 74LVCH244APW consists of two 4-bit buffers or line drivers with separate output-enable (OE) inputs, allowing for flexible data flow control. Each buffer section can be independently enabled or disabled, making it versatile for various applications. The device supports live insertion and has a high-impedance state when disabled, minimizing current leakage and power consumption.
Key features include Schmitt-trigger action inputs, which improve noise immunity, and support for partial power-down applications. It is widely used in digital systems for signal buffering, data distribution, and logic-level conversion, ensuring reliable performance in both consumer and industrial electronics.

Equivalent

Equivalent products to the 74LVCH244APW chip are octal buffer/line drivers with 3-state outputs. Some alternatives include:
1. 74LV244 by Nexperia or Texas Instruments
2. SN74HC244 by Texas Instruments
3. MC74LCX244 by ON Semiconductor
4. 74ACT244 by Fairchild Semiconductor
5. CD74HCT244 by Texas Instruments
Ensure compatibility by checking datasheets for voltage levels, pin configurations, and other specifications.

Features

The 74LVCH244APW is a high-performance, low-voltage CMOS device that serves as an octal buffer/line driver with 3-state outputs. Key features include:
1. Low Voltage Operation: Operates in a voltage range of 1.2V to 3.6V, making it suitable for modern low-power applications.
2. High-Speed Performance: Designed for high-speed operation and maintains performance across its voltage range.
3. 3-State Outputs: Provides the ability to control outputs independently, allowing for greater design flexibility.
4. Bus Hold Capability: Prevents floating data inputs by maintaining their last state when inactive, eliminating the need for external pull-up or pull-down resistors.
5. TTL-Compatible Inputs: Ensures compatibility with a wide range of logic levels.
6. Low Power Consumption: Features low static power consumption due to CMOS technology.
7. Overvoltage Tolerant Inputs: Allows for inputs that exceed the supply voltage without damaging the device.
8. Package Options: Available in TSSOP packages for space-constrained designs.
These features make the 74LVCH244APW suitable for applications in computing, telecommunications, and consumer electronics where buffering and driving signals are required.

Pinout

The 74LVCH244APW is a 20-pin integrated circuit. It functions as an octal buffer/line driver with 3-state outputs. Designed for low-voltage applications, it is part of the LVCH family, which is optimized for low power consumption while maintaining high-speed performance. The device features two enable inputs, which allow for control over two groups of four buffers. When the enable input is low, the output is active, and when it is high, the output is in a high-impedance state, effectively disconnecting it from the circuit. This provides flexibility for bus-oriented applications. The 74LVCH244APW is particularly useful in applications requiring voltage translation between different logic levels or isolation of data buses.

Manufacturer

The 74LVCH244APW is manufactured by Nexperia. Nexperia is a global semiconductor company that specializes in discrete and MOSFET components, as well as analog and logic ICs. The company was originally part of NXP Semiconductors and became an independent entity in 2017. Nexperia is known for its focus on efficiency and performance, providing essential components for a wide range of electronic devices and applications. Their products are used in the automotive, industrial, computing, and consumer electronics sectors. Nexperia's commitment is to deliver high-volume, high-quality products with a focus on innovation and reliability.

Application

The 74LVCH244APW is a low-voltage, high-speed CMOS octal buffer/line driver with 3-state outputs. Its application areas include:
1. Signal Buffering: Used in digital circuits to drive long communication lines or multiple loads.
2. Data Bus Isolation: Helps in isolating and managing data flow between different parts of a system.
3. Level Shifting: Converts signal levels between different parts of a system operating at varied voltage levels.
4. Microcontroller Interfacing: Facilitates communication between microcontrollers and peripheral devices.
5. Memory and Peripheral Control: Manages data flow to and from memory or peripheral devices in embedded systems.
6. Digital Logic Design: Supports various logic circuit designs requiring buffering and driving capabilities.

Package

The 74LVCH244APW is a line driver/buffer with 3-state outputs, produced by Nexperia. It is housed in a TSSOP (Thin Shrink Small Outline Package), specifically a 20-pin TSSOP. This package type is known for its compact size and is suitable for surface-mount technology applications.

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