MC74LVX14DR2G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Inverting Schmitt Trigger
• Characteristics:
  • High-speed CMOS technology
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
• Package: SOIC-14
• Essence: Logic gate with inverting Schmitt trigger functionality
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 7 ns (typical)
• Input Capacitance: 3.5 pF (typical)
• Output Current: ±8 mA

Detailed Pin Configuration

1. A1: Input 1
2. Y1: Output 1
3. A2: Input 2
4. Y2: Output 2
5. A3: Input 3
6. Y3: Output 3
7. GND: Ground
8. Y4: Output 4
9. A4: Input 4
10. Y5: Output 5
11. A5: Input 5
12. Y6: Output 6
13. VCC: Power Supply
14. A6: Input 6

Functional Features

• Inverting Schmitt trigger functionality provides hysteresis for noise immunity.
• High-speed CMOS technology enables fast switching times.
• Wide operating voltage range allows compatibility with various systems.
• Low power consumption makes it suitable for battery-powered applications.

Advantages

• Noise immunity due to Schmitt trigger inputs.
• Fast switching times enhance overall system performance.
• Versatile operating voltage range increases compatibility.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited number of inputs and outputs (6 each).
• Propagation delay time may affect timing-sensitive applications.
• Input capacitance can impact signal integrity in high-frequency designs.

Working Principles

The MC74LVX14DR2G is an inverting Schmitt trigger IC. It utilizes a combination of positive feedback and hysteresis to provide noise immunity and stable output transitions. When the input voltage crosses the upper threshold, the output switches from high to low. Conversely, when the input voltage crosses the lower threshold, the output switches from low to high. This behavior ensures that noisy or slowly changing input signals do not cause false triggering.

Detailed Application Field Plans

1. Signal Conditioning: The MC74LVX14DR2G can be used to condition analog signals by converting them into digital signals with improved noise immunity.
2. Oscillator Circuits: It can be employed in oscillator circuits to generate square wave signals with precise frequency and duty cycle control.
3. Level Shifting: The IC can be utilized for level shifting applications where the input and output voltage levels need to be adjusted to match different logic families.
4. Pulse Shaping: It can shape irregular input pulses into well-defined square waveforms, suitable for further processing or transmission.

Detailed and Complete Alternative Models

1. SN74LV14A: Similar in functionality and pin configuration, offered by Texas Instruments.
2. CD40106B: Hex Schmitt Trigger IC with similar characteristics, available from various manufacturers.
3. 74HC14: High-speed CMOS version of the Schmitt trigger IC, widely used in digital systems.

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