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74AHCT14D

Name: 74AHCT14D
Rating: 4.7 (12 reviews)

Производитель
Мфр. Часть #74AHCT14D
Пакет
Лист данных
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Спецификации

Brand	Nexperia
Product Type	Inverters
Subcategory	Logic ICs
Mounting Style	SMD/SMT
Maximum Operating Temperature	+ 125 C
Factory Pack Quantity:Factory Pack Quantity	57
Unit Weight	0.003527 oz
Logic Family	AHCT
Package / Case	SOIC-14
Supply Voltage - Max	5.5 V
Supply Voltage - Min	4.5 V
Operating Supply Voltage	5 V
Shipping Restrictions	Mouser does not presently sell this product in your region.
Part # Aliases	74AHCT14D,112
Number of Circuits	6 Circuit
Logic Type	CMOS
Function	Inverter Schmitt Trigger
High Level Output Current	- 8 mA
Low Level Output Current	8 mA

Обзор

Description

The 74AHCT14D is a hex inverting Schmitt trigger from the 74HC/HCT series, designed for high-speed digital logic applications. It operates with a supply voltage range of 4.5V to 5.5V and features a low input threshold voltage, making it suitable for interfacing with TTL and CMOS logic levels. The Schmitt trigger inputs provide hysteresis, which improves noise immunity and ensures clean transitions when switching states.
The device has six independent inverters, each with a single output, allowing for multiple signal processing tasks in a compact package. It is available in various package types, including SOIC and TSSOP, enhancing flexibility in PCB design. The 74AHCT14D is widely used in applications requiring signal conditioning, waveform shaping, or as part of larger digital circuits. Its fast propagation delay and low power consumption make it ideal for modern electronic devices.

Features

The 74AHCT14D is a hex inverter with Schmitt-trigger inputs, designed for high-speed digital circuits. Key features include:
1. Logic Levels: Operates with a supply voltage of 4.5V to 5.5V, compatible with TTL and CMOS logic levels.
2. Inverters: Contains six independent inverters, providing flexibility in circuit design.
3. Schmitt-Trigger Inputs: Offers hysteresis, allowing for clean transitions and improved noise immunity, making it ideal for slow input signals.
4. Propagation Delay: Low propagation delay of around 5 ns at 5V, ensuring fast signal processing.
5. Output Drive Capability: Can drive loads of up to 15 mA, suitable for interfacing with other digital components.
6. Power Consumption: Low static power consumption, enhancing energy efficiency.
7. Temperature Range: Operates within a temperature range of -40°C to 125°C, suitable for various applications.
These features make the 74AHCT14D suitable for applications in signal conditioning, digital logic design, and interfacing.

Package

The 74AHCT14D is typically available in a SOIC (Small Outline Integrated Circuit) package, specifically a 14-pin SOIC package. It may also be found in TSSOP (Thin Shrink Small Outline Package) configurations.

Pinout

The 74AHCT14D is a hex inverting Schmitt trigger from Texas Instruments. It has a total of 14 pins. The primary function of the 74AHCT14D is to provide signal conditioning for digital signals, converting slow or noisy input signals into clean, fast output signals.
The pinout includes:
1. GND (Pin 1) – Ground connection.
2. 1A to 6A (Pins 2, 4, 6, 8, 10, 12) – Inputs for the six inverting Schmitt trigger buffers.
3. 1Y to 6Y (Pins 3, 5, 7, 9, 11, 13) – Outputs corresponding to each input.
4. VCC (Pin 14) – Power supply connection.
The device operates with a supply voltage ranging from 2V to 5.5V and is suitable for various applications requiring high-speed digital signals with noise immunity.

Manufacturer

The manufacturer of the 74AHCT14D is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits (ICs), microcontrollers, and analog devices. Founded in 1930, TI is known for its innovation in the field of electronics and is a significant player in various markets, including automotive, industrial, and consumer electronics. The 74AHCT14D is a hex inverter with Schmitt-trigger inputs, widely used in digital logic applications for signal conditioning and level shifting. TI's reputation for quality and reliability makes it a preferred choice for engineers and designers in the electronics industry.

Application

The 74AHCT14D is a hex inverting Schmitt trigger. Its application areas include signal conditioning, noise filtering, and level shifting in digital circuits. It is commonly used in interfacing and reshaping slow or noisy signals, ensuring clean transitions for digital logic. Additionally, it is suitable for use in oscillators, pulse generators, and timing applications in various electronics and embedded systems.

Equivalent

The 74AHCT14D chip is a hex inverting Schmitt trigger. Equivalent products include:
- 74HC14: Standard high-speed CMOS version.
- 74HCT14: TTL-compatible version, similar to 74AHCT14.
- 74LS14: Low-power Schottky version (not CMOS).
- 74AC14: Advanced CMOS version (faster).
Always verify pin compatibility and specifications before substitution.

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