74HC126 Quad 3-State Buffer IC is a versatile, high-speed digital logic component designed for efficient signal buffering and data flow control in complex electronic circuits. This IC is widely used in digital systems where multiple devices share a common data bus, ensuring proper data integrity and minimal signal interference. Manufactured using advanced CMOS technology, the 74HC126 provides high noise immunity, low power consumption, and reliable performance across a wide range of applications.
Key Features
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Quad Buffer Design: The 74HC126 features four independent buffers, each with its own output enable (OE) control, allowing selective activation and deactivation of outputs. This flexibility makes it ideal for managing multiple data lines efficiently.
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3-State Outputs: With three-state output capability, the IC allows the output to exist in a high, low, or high-impedance state, providing seamless bus-sharing functionality without conflicts.
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High-Speed Operation: The device supports fast switching times, making it suitable for high-speed digital circuits, microprocessor interfacing, and synchronous systems.
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Low Power Consumption: Utilizing CMOS technology, the 74HC126 operates at minimal power levels, reducing heat generation and improving energy efficiency in embedded systems.
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Wide Voltage Range: Operating voltage ranges from 2V to 6V, ensuring compatibility with various digital logic levels and systems.
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Noise Immunity: High noise immunity ensures stable performance even in electrically noisy environments, improving reliability in industrial and communication applications.
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Standard Package: Available in DIP, SOIC, and TSSOP packages, offering easy integration into both through-hole and surface-mount designs.
Specifications
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Logic Family: High-Speed CMOS (74HC)
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Number of Buffers: 4 independent buffers
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Output Type: 3-State (High, Low, High-Impedance)
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Input Voltage (V_I): 0 to VCC
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Operating Voltage (VCC): 2V – 6V
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Typical Power Dissipation: 20µA at 5V (quiescent)
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Propagation Delay (t_PD): ~10 ns at VCC = 5V
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Operating Temperature Range: -40°C to +85°C
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Package Types: DIP-14, SOIC-14, TSSOP-14
Applications
The 74HC126 Quad 3-State Buffer IC is widely used in various digital electronics applications due to its high-speed performance, bus-sharing capability, and low power consumption:
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Microprocessor and Microcontroller Interfaces: Ideal for connecting microprocessors to shared data buses, memory modules, and peripheral devices, ensuring proper data flow without bus conflicts.
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Memory Systems: Enables selective reading and writing operations in RAM, ROM, and other memory modules, improving system efficiency.
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Digital Signal Processing: Facilitates buffering and controlling multiple signals in DSP circuits and other high-speed digital systems.
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Industrial Automation: Suitable for industrial control systems where multiple devices communicate over shared data lines, ensuring noise immunity and reliable operation.
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Communication Systems: Used in digital communication circuits for signal routing, level shifting, and bus management.
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Embedded Systems: Supports modular design by allowing different modules to share common data buses without interference.
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Logic Level Conversion: Helps in interfacing circuits with different voltage levels due to its wide operating voltage range.
Why Choose the 74HC126 Quad 3-State Buffer IC?
Choosing the 74HC126 ensures your digital designs are robust, flexible, and energy-efficient. Its combination of high-speed performance, low power operation, and 3-state outputs makes it perfect for complex circuits where multiple devices share data lines. The independent buffer design allows precise control of each signal line, making it indispensable in modern embedded systems, computing devices, and communication equipment.
Whether you are designing a microcontroller-based system, memory interfacing, or high-speed data processing unit, the 74HC126 provides the reliability and performance needed for professional-grade digital electronics. With widespread availability in multiple package types and operating voltage compatibility, integrating this IC into your projects is straightforward and efficient.
Invest in the 74HC126 Quad 3-State Buffer IC today to enhance the speed, efficiency, and reliability of your digital circuits and electronic systems.
Package Includes:
1 x 74HC126 Quad 3-State Buffer IC (DIP-14 Package)
FAQ
1. Where can we buy this 74HC126 Quad 3-State Buffer IC?
This product is available online https://aiiottech.in/product/74hc126-quad-3-state-buffer-ic/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103
2. When can I get this 74HC126 Quad 3-State Buffer IC after placing the order?
RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.
Video Link: 74HC126 quad 3 state buffers




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