74HCT244N Buffer Gate CHUANGYEIC 5.5V 20DIP High Current

Description

Product Overview

The 74HCT244N is a high‑performance non‑inverting buffer logic gate engineered to meet the rigorous demands of modern industrial and scientific applications. Manufactured by CHUANGYEIC, this component combines a robust silicon substrate with a compact 20‑pin DIP (0.300″, 7.62mm) footprint, allowing seamless integration into existing printed circuit board layouts. Its design supports a supply voltage range of 4.5 V to 5.5 V, providing flexibility for a variety of power environments while maintaining consistent logic levels.

Key electrical characteristics include a guaranteed output current of 6 mA for both high and low states, ensuring that downstream circuitry receives clean, undistorted signals even under load. The device operates reliably across an extensive temperature span from –40 °C to 125 °C, making it suitable for harsh industrial settings, automotive electronics, and outdoor instrumentation where temperature stability is critical.

Physical dimensions of the package are 5.63 × 3.82 × 0.59 inches, weighing just 1.23 ounces, which contributes to efficient thermal management and ease of handling during assembly. The component’s pin configuration follows the standard 20‑DIP layout, simplifying wiring and reducing the risk of misconnection during manual or automated soldering processes.

In addition to its core functional attributes, the 74HCT244N benefits from CHUANGYEIC’s rigorous quality control procedures, including multiple stages of testing for voltage tolerance, current handling, and temperature resilience. This ensures that each unit meets or exceeds industry specifications, providing end‑users with confidence in long‑term reliability and performance.

Overall, the 74HCT244N delivers a balanced combination of speed, drive capability, and environmental robustness, positioning it as a versatile solution for designers seeking to bridge logic families, buffer signals, or isolate circuit sections without sacrificing signal integrity.

Usage

Designed for a broad spectrum of applications, the 74HCT244N excels in environments where signal buffering and level translation are essential. Typical use cases include interfacing between TTL and CMOS logic families, driving LED arrays, and providing isolation between high‑speed digital sections and sensitive analog circuitry. Its ability to source and sink 6 mA makes it ideal for driving moderate loads such as small relays, transistor bases, or low‑power actuators.

In industrial automation, the buffer gate can be employed to reinforce communication lines between programmable logic controllers (PLCs) and peripheral sensors, ensuring that voltage fluctuations do not corrupt data transmission. The wide operating temperature range also allows deployment in outdoor monitoring stations, where exposure to extreme weather conditions is common.

For hobbyists and educational institutions, the 74HCT244N offers a reliable platform for teaching digital logic concepts, enabling students to experiment with bus expansion, signal conditioning, and timing analysis without the need for complex ancillary components.

When integrated into consumer electronics, the device can serve as a protective barrier for microcontroller I/O pins, mitigating the risk of electrostatic discharge (ESD) and over‑current events that could otherwise damage delicate circuitry.

Engineers designing high‑frequency communication modules may also leverage the low propagation delay of the 74HCT244N to maintain signal timing integrity across multiple stages, supporting applications such as data converters, multiplexers, and digital signal processors.

Why Choose Us

Choosing CHUANGYEIC as your supplier means partnering with a manufacturer that prioritizes component reliability and customer satisfaction. Each 74HCT244N undergoes comprehensive testing for voltage tolerance, current handling, and thermal performance, ensuring that the product adheres to stringent industry standards.

Our commitment to quality is reflected in the product’s impressive Best Sellers Rank, placing it among the top performers in the Buffer Logic Gates category. This ranking is a testament to the trust placed in our components by engineers worldwide.

We provide responsive technical support, offering guidance on optimal circuit design, troubleshooting, and integration strategies. Our knowledgeable team is available to assist with schematic reviews, ensuring that you achieve the best possible performance from the 74HCT244N.

In addition to product excellence, CHUANGYEIC maintains transparent supply chain practices, guaranteeing consistent availability and competitive pricing. Our streamlined logistics network reduces lead times, allowing you to keep production schedules on track.

Finally, we stand behind our products with a robust warranty and a clear return policy, giving you confidence that any unforeseen issues will be addressed promptly and fairly.

Key Features

• High‑current output of 6 mA ensures reliable driving of moderate loads without signal degradation.
• Wide supply voltage range (4.5 V‑5.5 V) offers flexibility for diverse power environments.
• Robust temperature tolerance from –40 °C to 125 °C guarantees stable operation in harsh conditions.
• Compact 20‑DIP package simplifies PCB layout and reduces board space requirements.
• Dedicated CHUANGYEIC technical support provides design assistance and rapid issue resolution.

FAQ

What is the maximum load the 74HCT244N can drive?

The device can source and sink up to 6 mA on both high and low output states, making it suitable for driving LEDs, small relays, and other moderate‑current loads while maintaining clean logic levels.

Can the 74HCT244N be used for level shifting between TTL and CMOS circuits?

Yes, the 74HCT244N is specifically designed to interface between TTL and CMOS logic families. Its input thresholds and output drive capabilities accommodate the voltage differences, providing reliable level translation without additional components.

Is the 74HCT244N suitable for high‑frequency applications?

While the 74HCT244N offers low propagation delay typical of HCT families, it is best suited for moderate‑speed digital circuits. For ultra‑high‑frequency requirements, consider specialized high‑speed buffers, but for most industrial and consumer applications, the 74HCT244N delivers adequate performance.

What warranty or after‑sales support does CHUANGYEIC provide?

CHUANGYEIC offers a standard warranty covering manufacturing defects and provides responsive after‑sales support, including technical assistance, replacement of defective units, and guidance on optimal usage to ensure customer satisfaction.