74HC75 4 Bit Bi-Stable Latch IC is a high-performance CMOS quad latch designed for temporary data storage in digital electronic systems. Featuring four independent bi-stable latches, this IC provides reliable data retention, low power consumption, and fast switching speeds, making it ideal for modern embedded systems, microcontroller interfaces, and digital signal processing applications.
Built using High-Speed CMOS (HC) technology, the 74HC75 offers improved noise immunity, lower power dissipation, and compatibility with a wide range of logic families. Each latch is controlled by two enable inputs, allowing flexible data handling and controlled output updates. The IC is commonly used where temporary data storage, bus isolation, or signal synchronization is required.
With its TTL-compatible input thresholds, the 74HC75 integrates seamlessly with legacy TTL circuits while delivering the efficiency benefits of CMOS technology. Available in standard DIP and SMD packages, this latch IC is well suited for both prototyping and production-level designs.
Key Features of 74HC75 4-Bit Bi-Stable Latch IC
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Quad Bi-Stable Latches
Contains four independent latches for storing 4-bit parallel data efficiently. -
High-Speed CMOS Technology
Ensures fast propagation delays and reduced power consumption. -
Low Power Dissipation
Ideal for battery-powered and energy-efficient electronic systems. -
Dual Enable Inputs
Provides greater control over data transparency and latching behavior. -
TTL Compatible Inputs
Works seamlessly with existing TTL logic levels. -
Wide Operating Voltage Range
Supports operation from 2V to 6V, making it suitable for diverse applications. -
High Noise Immunity
Reliable performance even in electrically noisy environments. -
Compact and Standard Packaging
Available in DIP-16 and SMD formats for easy integration.
Specifications of 74HC75 IC
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IC Type: 4-Bit Bi-Stable Latch
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Logic Family: 74HC (High-Speed CMOS)
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Number of Latches: 4
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Supply Voltage (Vcc): 2V to 6V
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Input Logic Type: TTL/CMOS Compatible
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Output Type: CMOS
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Propagation Delay: Typically 13 ns at 5V
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Operating Temperature Range: –40°C to +85°C
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Package Types: DIP-16, SOIC-16, TSSOP-16
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Power Dissipation: Low
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Pin Count: 16
Working Principle
The 74HC75 operates as a level-sensitive latch. When the enable input is HIGH, the latch is transparent, allowing the input data to pass directly to the output. When the enable goes LOW, the latch stores and holds the last input value, maintaining the data until the next enable cycle. This behavior makes it ideal for temporary data buffering and signal stabilization in synchronous digital systems.
Applications of 74HC75 4-Bit Bi-Stable Latch IC
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Microcontroller and Microprocessor Systems
Used for temporary data storage and I/O expansion. -
Digital Data Buffering
Stores intermediate data in digital processing circuits. -
Bus Interface and Isolation
Helps isolate data buses and prevent signal contention. -
Embedded Systems Projects
Commonly used in educational kits and prototyping boards. -
Control Systems
Stores control signals and system states. -
Timing and Synchronization Circuits
Assists in stabilizing asynchronous signals. -
Industrial Electronics
Suitable for reliable operation in automation systems. -
DIY Electronics and Robotics
Ideal for hobbyists building logic-based projects.
Why Choose 74HC75 4-Bit Bi-Stable Latch IC?
The 74HC75 IC is an excellent choice for engineers and students seeking a reliable, low-power, and high-speed latch IC. Its flexibility, robust design, and compatibility with multiple logic families make it a staple component in both academic and industrial electronics. Whether you are designing digital circuits, embedded systems, or educational projects, this IC ensures stable data retention and dependable performance.
Upgrade your digital designs with the 74HC75 4-Bit Bi-Stable Latch IC—a trusted solution for efficient and accurate data storage in modern electronics.
Package Includes:
1 x 74HC75 4 Bit Bi-Stable Latch IC (DIP-16 Package)
FAQ
1. Where can we buy this 74HC75 4 Bit Bi-Stable Latch IC?
This product is available online https://aiiottech.in/product/74hc75-4-bit-bi-stable-latch-ic/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103
2. When can I get this 74HC75 4 Bit Bi-Stable Latch IC after placing the order?
RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.
Video Link: 74HC75E Dual 2-Bit Bistable Transparent Latch




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