SN74HC14DRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Inverting Schmitt Trigger
• Characteristics: High-speed CMOS Logic, 6 Schmitt Trigger Inputs, Wide Operating Voltage Range
• Package: SOIC-14
• Essence: The SN74HC14DRG4 is a hex inverter with Schmitt-trigger inputs. It is designed to transform slowly changing input signals into sharply defined, jitter-free output signals.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Input Current: ±1µA
• Maximum Output Current: ±5.2mA
• Propagation Delay Time: 9ns (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SN74HC14DRG4 has a total of 14 pins arranged as follows:

__ __ Y1 |1 U 14| VCC A1 |2 13| A6 B1 |3 12| B6 A2 |4 11| C6 B2 |5 10| D6 A3 |6 9| E6 B3 |7 8| F6 ¯¯ ¯¯

Functional Features

• Hex Inverter with Schmitt-Trigger Inputs: Converts slowly changing input signals into well-defined output signals.
• High-Speed CMOS Logic: Provides fast switching times and low power consumption.
• Wide Operating Voltage Range: Can operate from 2V to 6V, making it suitable for various applications.
• Schmitt-Trigger Hysteresis: Ensures noise immunity and stable output even in the presence of input signal noise.

Advantages

• Reliable Signal Conditioning: The Schmitt-trigger inputs eliminate noise and provide clean, stable output signals.
• Versatile Application: Can be used in a wide range of digital logic circuits, such as oscillators, timers, and waveform generators.
• Low Power Consumption: High-speed CMOS technology ensures efficient power usage.

Disadvantages

• Limited Voltage Range: The SN74HC14DRG4 operates within a voltage range of 2V to 6V, which may not be suitable for all applications requiring higher or lower voltages.
• Propagation Delay: Although the propagation delay time is relatively low (9ns), it may still introduce a slight delay in certain high-speed applications.

Working Principles

The SN74HC14DRG4 utilizes Schmitt-trigger inputs to convert slowly changing input signals into well-defined output signals. The Schmitt-trigger hysteresis ensures that the output transitions occur at different voltage levels for rising and falling input signals. This feature provides noise immunity and stable output even in the presence of input signal noise.

Detailed Application Field Plans

The SN74HC14DRG4 can be used in various applications, including:

1. Oscillators: The Schmitt-trigger inputs make it suitable for building relaxation oscillators and square wave generators.
2. Timers: It can be used in timer circuits to generate precise timing intervals.
3. Waveform Generators: The hex inverter can be utilized to create different waveforms, such as square waves, triangular waves, and sawtooth waves.
4. Digital Logic Circuits: The SN74HC14DRG4 can be integrated into larger digital logic circuits to perform functions like signal inversion and level shifting.

Detailed and Complete Alternative Models

1. SN74HCT14: Similar to the SN74HC14DRG4, but operates at a wider voltage range of 4.5V to 5.5V.
2. CD40106B: A CMOS hex Schmitt-trigger inverter with a wider supply voltage range of 3V to 18V.
3. MC14584B: A hex Schmitt-trigger inverter with a supply voltage range of 3V to 18V and higher output current capability.

These alternative models offer similar functionality to the SN74HC14DRG4 but may have different specifications and package options.

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