MM74HC14MX

Product Overview

• Category: Integrated Circuit
• Use: Inverter Schmitt Trigger
• Characteristics: High-Speed CMOS Logic, Hex Schmitt Trigger
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The MM74HC14MX is a hex inverter Schmitt trigger integrated circuit that provides high-speed CMOS logic functionality. It is commonly used for signal conditioning and digital logic applications.
• Packaging/Quantity: The MM74HC14MX is typically sold in reels or tubes containing 2500 units.

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: HC
• Number of Inputs: 6
• Propagation Delay: 13 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MM74HC14MX has a total of 14 pins arranged as follows:

__ __ __ __ __ __ VCC| 1 14 |GND A1 | 2 13 |Y1 A2 | 3 12 |Y2 A3 | 4 11 |Y3 A4 | 5 10 |Y4 A5 | 6 9 |Y5 A6 | 7 8 |Y6 ¯¯ ¯¯ ¯¯ ¯¯ ¯¯ ¯¯

Functional Features

• Hex Inverter Schmitt Trigger: The MM74HC14MX consists of six independent inverters with Schmitt trigger inputs. This allows the device to provide hysteresis, making it less susceptible to noise and ensuring reliable signal transitions.
• High-Speed CMOS Logic: The device operates at high speeds, making it suitable for applications that require fast switching times.
• Wide Supply Voltage Range: The MM74HC14MX can operate with a supply voltage ranging from 2V to 6V, providing flexibility in various electronic systems.

Advantages and Disadvantages

Advantages: - Hysteresis feature improves noise immunity - High-speed operation - Wide supply voltage range allows compatibility with different systems

Disadvantages: - Limited number of inputs (6) - Propagation delay may affect timing-sensitive applications

Working Principles

The MM74HC14MX utilizes Schmitt trigger inputs to provide hysteresis. When the input voltage crosses a certain threshold, the output switches states, providing a clean digital signal. This hysteresis ensures noise immunity and stable output transitions.

Detailed Application Field Plans

The MM74HC14MX is commonly used in various applications, including:

1. Signal Conditioning: The device can be used to condition analog signals before further processing or conversion.
2. Digital Logic: It is widely employed in digital logic circuits, such as level shifting, waveform shaping, and clock synchronization.
3. Oscillators: The Schmitt trigger functionality makes it suitable for building oscillators and generating square wave signals.
4. Sensor Interfaces: The MM74HC14MX can be utilized to interface sensors with microcontrollers or other digital systems, ensuring reliable signal detection.

Detailed and Complete Alternative Models

• SN74HC14N: Similar hex inverter Schmitt trigger IC from Texas Instruments.
• CD40106BE: Hex Schmitt Trigger IC from Texas Instruments with similar functionality.

These alternative models offer similar features and can be used as substitutes for the MM74HC14MX in various applications.

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