規格
| 屬性 | 價值 |
| Package / Case | 1 |
| Series | Bulk |
| Part Status | 74HC |
| Logic Type | Active |
| Number of Circuits | Inverter |
| Number of Inputs | 6 |
| Features | 1 |
| Voltage - Supply | Schmitt Trigger |
| Current - Quiescent (Max) | 2V ~ 6V |
| Current - Output High Low | 2 µA |
| Logic Level - Low | 5.2mA, 5.2mA |
| Logic Level - High | 0.3V ~ 1.2V |
| Max Propagation Delay @ V Max CL | 1.5V ~ 4.2V |
| Operating Temperature | 21ns @ 6V, 50pF |
| Mounting Type | -55°C ~ 125°C |
| Supplier Device Package | Surface Mount |
概述
Description
The MM74HC14MX is a high-speed CMOS logic device from the 74HC series, which includes six independent Schmitt-trigger inverters. It is known for transforming slowly changing input signals into sharply defined, jitter-free output signals. The Schmitt-trigger action in the MM74HC14MX is used to improve signal integrity by providing hysteresis between the positive-going and negative-going input thresholds, making it effective in noise-prone environments.
Key features of the MM74HC14MX include:
- High Speed: It offers fast switching speeds typical of advanced CMOS technology.
- Low Power Consumption: Due to CMOS technology, it has lower power requirements.
- Wide Operating Voltage Range: Typically operates within a voltage range of 2V to 6V.
- Schmitt-Trigger Inputs: Provides hysteresis which is useful for noisy input environments.
Common applications for the MM74HC14MX include waveform shaping, signal conditioning, and as a debouncing element in digital circuits. It is available in a variety of package types, including SOIC-14 for surface mounting.
Key features of the MM74HC14MX include:
- High Speed: It offers fast switching speeds typical of advanced CMOS technology.
- Low Power Consumption: Due to CMOS technology, it has lower power requirements.
- Wide Operating Voltage Range: Typically operates within a voltage range of 2V to 6V.
- Schmitt-Trigger Inputs: Provides hysteresis which is useful for noisy input environments.
Common applications for the MM74HC14MX include waveform shaping, signal conditioning, and as a debouncing element in digital circuits. It is available in a variety of package types, including SOIC-14 for surface mounting.
Equivalent
The MM74HC14MX is a hex inverting Schmitt trigger from the 74HC series. Equivalent products include:
1. 74HC14 from Texas Instruments and NXP.
2. CD74HC14 from Texas Instruments.
3. SN74HC14 from Texas Instruments.
4. MC74HC14 from ON Semiconductor.
5. TC74HC14 from Toshiba.
These equivalents perform similar functions with variations in electrical characteristics, so always check datasheets for compatibility.
1. 74HC14 from Texas Instruments and NXP.
2. CD74HC14 from Texas Instruments.
3. SN74HC14 from Texas Instruments.
4. MC74HC14 from ON Semiconductor.
5. TC74HC14 from Toshiba.
These equivalents perform similar functions with variations in electrical characteristics, so always check datasheets for compatibility.
Features
The MM74HC14MX is a high-speed CMOS logic IC featuring six independent Schmitt-trigger inverters. Key features include:
1. Schmitt-Trigger Action: Provides hysteresis for each input, allowing for noise immunity and cleaner signal transitions, ideal for noisy environments or slowly changing input signals.
2. High-Speed Operation: Fast switching speeds typical of CMOS devices, suitable for a wide range of digital applications.
3. Wide Supply Voltage Range: Operates from 2V to 6V, offering flexibility for various electronic circuits.
4. Low Power Consumption: Benefits from the low power requirements of CMOS technology, making it energy-efficient.
5. Input Protection: Incorporates input clamp diodes which safeguard against static discharge and overvoltage conditions.
6. Temperature Range: Usually operates from -40°C to +85°C, suitable for industrial and consumer applications.
7. Standard Pin Configuration: Comes in a 14-pin package, simplifying integration into existing designs.
These features make the MM74HC14MX suitable for applications requiring signal conditioning, waveform shaping, or any circuit needing robust digital signal processing.
1. Schmitt-Trigger Action: Provides hysteresis for each input, allowing for noise immunity and cleaner signal transitions, ideal for noisy environments or slowly changing input signals.
2. High-Speed Operation: Fast switching speeds typical of CMOS devices, suitable for a wide range of digital applications.
3. Wide Supply Voltage Range: Operates from 2V to 6V, offering flexibility for various electronic circuits.
4. Low Power Consumption: Benefits from the low power requirements of CMOS technology, making it energy-efficient.
5. Input Protection: Incorporates input clamp diodes which safeguard against static discharge and overvoltage conditions.
6. Temperature Range: Usually operates from -40°C to +85°C, suitable for industrial and consumer applications.
7. Standard Pin Configuration: Comes in a 14-pin package, simplifying integration into existing designs.
These features make the MM74HC14MX suitable for applications requiring signal conditioning, waveform shaping, or any circuit needing robust digital signal processing.
Pinout
The MM74HC14MX is a Hex Schmitt Trigger Inverter IC. It has 14 pins, and its primary function is to provide six independent inverter gates with Schmitt trigger action on each input. The Schmitt trigger is designed to transform slowly changing input signals into sharply defined, jitter-free output signals. It achieves this by providing hysteresis, which is the difference between the positive-going and negative-going input threshold voltages.
Here is a concise description of the pin configuration:
1. Pin 1-6 and 9-11: Inputs for the six inverters (A1, A2, A3, A4, A5, A6).
2. Pin 2-7 and 10-13: Outputs for the six inverters (Y1, Y2, Y3, Y4, Y5, Y6).
3. Pin 7: Ground (GND) – connects to the 0V power supply.
4. Pin 14: VCC – connects to the positive power supply voltage.
The MM74HC14MX is widely used in applications that require signal conditioning, such as waveform shaping, and noise filtering, due to its ability to handle slow or noisy input signals effectively.
Here is a concise description of the pin configuration:
1. Pin 1-6 and 9-11: Inputs for the six inverters (A1, A2, A3, A4, A5, A6).
2. Pin 2-7 and 10-13: Outputs for the six inverters (Y1, Y2, Y3, Y4, Y5, Y6).
3. Pin 7: Ground (GND) – connects to the 0V power supply.
4. Pin 14: VCC – connects to the positive power supply voltage.
The MM74HC14MX is widely used in applications that require signal conditioning, such as waveform shaping, and noise filtering, due to its ability to handle slow or noisy input signals effectively.
Manufacturer
The MM74HC14MX is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading supplier in the semiconductor industry, specializing in a wide range of products including power and signal management, logic, discrete, and custom devices for various industries such as automotive, communications, computing, consumer electronics, industrial, medical, and aerospace/defense. The company focuses on providing energy-efficient innovations that help its customers reduce global energy use. Onsemi is known for its efforts in sustainability and creating technologies that are vital for enabling smart applications and systems.
Application
The MM74HC14MX is a hex Schmitt trigger inverter, widely used in applications requiring signal conditioning and noise rejection. It is commonly employed in:
1. Signal Debouncing: Stabilizing input signals from mechanical switches or buttons.
2. Waveform Shaping: Converting noisy, irregular waveforms into clean, digital signals.
3. Oscillator Circuits: Generating clock signals by forming feedback loops with resistors and capacitors.
4. Level Crossing Detectors: Detecting specific voltage levels in sensor interfaces.
5. Pulse Stretching: Extending the duration of input pulses for timing applications.
Its ability to clean up noisy signals makes it versatile for digital systems.
1. Signal Debouncing: Stabilizing input signals from mechanical switches or buttons.
2. Waveform Shaping: Converting noisy, irregular waveforms into clean, digital signals.
3. Oscillator Circuits: Generating clock signals by forming feedback loops with resistors and capacitors.
4. Level Crossing Detectors: Detecting specific voltage levels in sensor interfaces.
5. Pulse Stretching: Extending the duration of input pulses for timing applications.
Its ability to clean up noisy signals makes it versatile for digital systems.
Package
The MM74HC14MX is a hex inverter Schmitt trigger IC from the 74HC logic family. The "MX" suffix indicates that this IC is provided in a SOIC-14 (Small Outline Integrated Circuit) package, which is a surface-mount package with 14 pins.