on November 8th 59

74HCT04 Hex inverter IC: Equivalents, Pinout, and Specifications

The 74HCT04 hex inverter chip is a small but powerful part of modern electronics. Built with fast CMOS technology, this chip can work with other low-power circuits, making it useful in all kinds of devices, from basic logic gates to complex digital systems. In this article, we’ll explore what the 74HCT04 can do, how it’s used in your projects, and why it’s so important in today’s electronic designs.

Catalog

What is the 74HCT04?

The 74HCT04 Integrated Circuit stands out with its inclusion of six independent inverter circuits, crafted for rapid operation and standard push-pull outputs. Its LSTTL compatibility allows for seamless integration across diverse electronic systems. This IC is strengthened by durable protective elements, like built-in clamping diodes, that effectively safeguard against electrical discharges. The 74HCT04 demonstrates reliable functioning over a wide temperature range from -40°C to 125°C, maintaining dependable performance regardless of varying environmental factors. Such resilience becomes useful where conditions may unpredictably change, making this IC a preferred choice in scenarios ranging from electronics to industrial controls.

This device features a high-speed CMOS architecture aligned with TTL input levels, suitable for tasks requiring rapid signal processing. An alternative to consider is substituting with the 74LS04, which allows exploration of priorities beyond speed, thereby showcasing the 74HCT04’s design versatility. Selecting the 74HCT04 is frequently driven by its capability to combine speed and robust protection features. The 74HCT04 stands as a versatile component in electronic design, owing to its rapid operational capacity, strong protective features, and broad temperature tolerance. The 74HCT04 not only meets but frequently exceeds expectations across various applications, ensuring its status as a mainstay in advanced circuit design.

74HCT04 Pin Configuration

Symbol	Pin	Description
1A	1	data input
1Y	2	data output
2A	3	data input
2Y	4	data output
3A	5	data input
3Y	6	data output
GND	7	ground (0 V)
4Y	8	data output
4A	9	data input
5Y	10	data output
5A	11	data input
6Y	12	data output
6A	13	data input
VCC	14	supply voltage

74HCT04 Symbol, Footprint, and CAD Model

Features of the 74HCT04

Voltage Operation Range and System Compatibility

The 74HCT04 operates efficiently within a voltage span of 4.5V to 5.5V, making it a fitting choice for scenarios demanding precision in this range. Its Schmitt-triggered inputs ensure a seamless handshake with TTL voltage levels, a characteristic that simplifies integration into pre-existing configurations.

Output Current Management and Signal Transit Speed

Possessing the capability to manage up to 4mA of output current at a supply voltage of 4.5V, the 74HCT04 is well-suited to bolster moderately robust outputs, which are frequently employed in a variety of digital circuitry. The IC's swift maximum propagation delay of 29ns facilitates efficient operations with minimal signal distortion, a key aspect for high-speed data processing endeavors.

Energy Efficiency and Sustained Output Capability

Among the appealing qualities of the 74HCT04 is its commendable energy efficiency, which aids in extending battery lifespan and mitigating thermal-induced stress in electronic systems. Designed for enduring output performance, this IC proves to be a dependable component in applications necessitating long-term stability.

SO-14 and TSSOP-14

The 74HCT04 offers SO-14 and TSSOP-14 lead-free packaging options, catering to diverse design needs, such as spatial limitations and environmental factors.

74HCT04 Technical Specifications

Technical specifications, characteristics, and parameters of Nexperia USA Inc.'s 74HCT04, along with components comparable to the 74HCT04D,652.

Type	Parameter
Factory Lead Time	4 Weeks
Package / Case	14-SOIC (0.154, 3.90mm Width)
Number of Pins	14
Logic Level-Low	0.8V
Packaging	Tube
JESD-609 Code	e4
Moisture Sensitivity Level (MSL)	1 (Unlimited)
ECCN Code	EAR99
HTS Code	8542.39.00.01
Terminal Position	DUAL
Peak Reflow Temperature (Cel)	NOT SPECIFIED
Supply Voltage	5V
Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Mounting Type	Surface Mount
Surface Mount	YES
Logic Level-High	2V
Operating Temperature	-40°C~125°C
Series	74HCT
Part Status	Active
Number of Terminations	14
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Voltage - Supply	4.5V~5.5V
Terminal Form	GULL WING
Number of Functions	6
Terminal Pitch	1.27mm
Base Part Number	74HCT04
Pin Count	14
Supply Voltage-Min (Vsup)	4.5V
Output Current	4mA
Logic Type	Inverter
Propagation Delay (tpd)	29 ns
Height Seated (Max)	1.75mm
RoHS Status	ROHS3 Compliant
Supply Voltage-Max (Vsup)	5.5V
Number of Circuits	6
Family	HCT
Max Propagation Delay @ V, Max CL	19ns @ 4.5V, 50pF
Current - Quiescent (Max)	2μA
Width	3.9mm

Functional Diagram of 74HCT04

74HCT04 Alternatives and Equivalents

74HC04, 74LS14, 74LS04, 74LS05, CD4009, 74LS00, 74LS08, 74LS85, 74LS86, 74HCT00, 74HCT02, 74HCT04, 74HCT08, 74HCT32, 74HCT86.

Utilizing the 74HCT04 Integrated Circuit

At its core, the 74HCT04 IC integrates six independent inverters, each executing a basic logic inversion. Connecting the 74HCT04 demands accuracy: pin 14 should be linked to a stable 5V power source, while pin 7 connects to ground. Reliable electrical connections pave the way for effective functionality. Placing decoupling capacitors nearby can diminish voltage fluctuations and noise, bolstering stable operations under diverse electrical conditions. Every inverter gate’s input signal must honor specific thresholds: voltages below 0.8V are interpreted as low, while those surpassing 2V register as high. This dual logic level compatibility, accommodating both 3.3V and 5V systems, facilitates integration into a variety of contexts. Particularly valuable for systems transitioning across voltage standards, it acts as a bridge between evolving architectures.

Propagation Delay for 74HCT04

The 74HCT04, which is recognized for its approximately 29ns delay, is well-suited for a range of high-speed scenarios. This component's swift reaction time is relied upon in tasks such as waveform generation and buffering, where a prompt transition from input to output is often sought after. Propagation delay influences digital circuit efficiency, as the demand for rapid signal processing continuously grows. In environments like data processing units, reducing propagation delay can notably increase throughput, thereby boosting overall system performance. Components like the 74HCT04 help ensure signals move through circuits with minimal lag, aligning with modern expectations for high-speed technology. The quick propagation characteristic of the 74HCT04 proves useful in waveform generation. Precision in timing is important here, and a minimized delay supports accuracy and consistency of the generated signals, which underpin uninterrupted system workflows.

Applications of the 74HCT04

Multifaceted Use in Logic Circuits

The 74HCT04 is integral to digital electronics, particularly for scenarios requiring several inverter gates. This integrated circuit simplifies the process of digital signal inversion, a common need across numerous digital systems. The 74HCT04 supports the creation of sophisticated logic circuits using fewer components, effectively managing space and energy resources. Having multiple gates in a single IC package allows you to optimize circuit layout, streamlining the need for extra components and interconnections.

Capability as Wave Oscillators

In addition to signal inversion, the 74HCT04 also serves as wave oscillators when paired with external resistors and capacitors. This IC can produce clock signals or pulse waveforms, which are good for timing applications and modulation systems. This dual functionality emphasizes the IC's ability to act as both an inverter and a generator circuit. The selection of components to achieve precise frequency generation and stability requires thorough comprehension, illustrating how theoretical concepts are practically applied.

Function as Buffer ICs

Utilizing the 74HCT04 as buffer ICs enhances signal integrity by offering isolation and driving capability between circuit stages, advantageous in matching impedances and minimizing signal loss. This function is advantageous in systems with lengthy signal paths or sensitive inputs. Skilled individual might take advantage of this function to enhance communication between different microcontroller units (MCUs) or interface subsystems, ensuring signal clarity and prompt response.

Effectiveness in Immediate Logic Signal Inversion

The quick response of the 74HCT04 is ideal for logic processing. This rapid inversion is good for applications like data converters, synchronous circuits, and fast signal processing units. Such efficiency results in better system performance and reliability. Employing the 74HCT04 in these applications highlights its role in facilitating high-speed logic operations, thereby improving processing efficiency.

Versatile Integration within Technology

Integrated circuits (ICs) influence the evolution of combinational logic circuits. They elevate system performance while enhancing efficiency and expanding scalability possibilities. By embedding multiple functionalities into a single chip, ICs simplify the design process and lower power consumption, aspects in portable electronics where optimizing battery life is needed. This integration also minimizes physical space requirements, paving the way for more compact and appealing system designs.

Sophisticated Buffering Techniques

Among the many applications of ICs is buffering for stabilizing signal transmission and managing data flow between diverse devices. This proves in systems demanding impeccable timing and synchronization. Effective buffering minimizes data loss, ensuring smoother communication and heightened system reliability. For example, in digital audio processing, ICs play a role in preserving sound quality by adeptly buffering data, thus avoiding distortion or delays during playback.

Waveform Creation and Timing Precision

In waveform oscillation applications, ICs are important for generating specific signal patterns needed in devices like radios and televisions. The generation of clock or square waves using ICs is good for the operation of digital circuits, allowing seamless synchronization of different components within a system. This application extends to microcontrollers and digital signal processors, which depend on precise timing to accurately execute instructions for seamless operation.

74HCT04 Packaging

74HCT04 Manufacturer Information

Nexperia, a notable force in the semiconductor sector, has garnered recognition for its proficiency in discrete, logic, and MOSFET devices, such as the well-regarded 74HCT04 series. Headquartered in the Netherlands, Nexperia capitalizes on its strategic location to provide extensive high-volume semiconductor production, ensuring alignment with demanding industry benchmarks. This operational strength underscores the firm's dedication to delivering dependable and high-caliber components tailored to meet varied technological requirements. Nexperia's versatile semiconductor components are employed across diverse sectors. Grasping the shifts in the semiconductor landscape requires keen insights into current and anticipated trends. Nexperia offers rich perspectives on issues like AI integration in manufacturing processes and the effects of global supply chain variability. These insights can illuminate strategic planning for both established players and new market entrants seeking prominence within the competitive semiconductor field.