CD74AC14M

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CD74AC14M

IC INVERT SCHMITT 6CH 6IN 14SOIC

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Spécifications

Series 74AC
Part Status Obsolete
Logic Type Inverter
Number of Circuits 6
Number of Inputs 6
Features Schmitt Trigger
Voltage - Supply 1.5V ~ 5.5V
Current - Quiescent (Max) 4 µA
Current - Output High, Low 24mA, 24mA
Input Logic Level - Low 1.6V
Input Logic Level - High 3.4V
Max Propagation Delay @ V, Max CL 10.5ns @ 5V, 50pF
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount
Supplier Device Package 14-SOIC
Package / Case 14-SOIC (0.154", 3.90mm Width)
Base Product Number 74AC14

Vue d'ensemble

Description

The CD74AC14M is a hex inverting Schmitt trigger, designed for digital logic applications. It features six independent Schmitt trigger inverters, which provide a fast rise and fall time, along with noise immunity due to their hysteresis characteristics. Operating within a supply voltage range of 2V to 6V, it can accommodate various logic levels, making it versatile for interfacing with different digital circuits.
The device is fabricated using advanced CMOS technology, ensuring low power consumption and high-speed operation. It is ideal for applications such as signal conditioning, waveform shaping, and interfacing slow inputs with fast logic circuits. The CD74AC14M is available in multiple package options, including SOIC and TSSOP, allowing for flexibility in PCB design. With its robust performance and reliability, the CD74AC14M is widely used in electronics for tasks requiring signal integrity and fast switching capabilities.

Features

The CD74AC14M is a hex inverting Schmitt-trigger buffer that features:
1. Hex Inverters: Contains six independent inverters with Schmitt-trigger inputs, providing fast transition times and noise immunity.
2. Voltage Range: Operates with a wide supply voltage range from 2V to 6V.
3. High Speed: Offers rapid response times with propagation delays as low as 5 ns at Vcc = 5V.
4. Low Power Consumption: Consumes minimal power, making it suitable for battery-operated devices.
5. TTL Compatible: Compatible with TTL logic levels, facilitating easy integration into existing designs.
6. Robust Construction: Features a high degree of noise immunity and output drive capability.
7. Temperature Range: Rated for operation across a broad temperature range, typically -40°C to 125°C.
This device is widely used in applications requiring signal conditioning, level shifting, and waveform shaping.

Package

The CD74AC14M is typically packaged in a SOIC (Small Outline Integrated Circuit) package, specifically in an 8-lead configuration. This surface-mount package allows for efficient space-saving on printed circuit boards.

Pinout

The CD74AC14M is a hex inverting Schmitt trigger, which features six independent inverting buffers with Schmitt trigger input. It has a total of 14 pins. The pin functions are as follows:
1. Pin 1-6: Inputs (A1 to A6) - These pins receive the input signals.
2. Pin 7-12: Outputs (Y1 to Y6) - These pins provide the inverted output of the corresponding inputs.
3. Pin 13: Ground (GND) - Connects to the ground of the circuit.
4. Pin 14: VCC - Connects to the positive supply voltage.
The CD74AC14M operates over a wide voltage range and is used in various applications for signal conditioning and digital logic interface.

Manufacturer

The CD74AC14M is manufactured by Texas Instruments (TI), a leading semiconductor company. Texas Instruments specializes in the design and production of analog and digital semiconductor devices, including integrated circuits (ICs) and various electronic components. They serve a wide range of industries such as automotive, consumer electronics, industrial, and telecommunications. TI is known for its innovation in technology, particularly in the fields of microcontrollers, processors, and power management solutions. The CD74AC14M specifically is a hex inverting Schmitt trigger, commonly used in digital circuits for signal conditioning and interfacing.

Application

The CD74AC14M is a hex inverting Schmitt trigger used in various applications, including signal conditioning, waveform generation, pulse shaping, and digital logic circuits. It offers improved noise immunity and faster rise and fall times compared to standard logic gates, making it suitable for high-speed applications. Common uses include interfacing between different voltage levels, debouncing switches, and driving capacitive loads in communication and control systems.

Equivalent

The CD74AC14M is a hex inverting Schmitt-trigger CMOS logic gate. Equivalent products include:
- 74AC14 (DIP package)
- 74HC14 (high-speed CMOS variant)
- MC74AC14 (Motorola variant)
- SN74AC14 (Texas Instruments variant)
Check specific datasheets for detailed specifications and compatibility, as variations may exist in power supply voltages and speed.

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