TC74AC14FTEL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Inverting Schmitt Trigger
• Characteristics: High-speed, low-power consumption, wide operating voltage range
• Package: TSSOP-14
• Essence: Hex Schmitt Trigger Inverter
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 6.0V
• Input Voltage: -0.5V to VCC + 0.5V
• Output Voltage: -0.5V to VCC + 0.5V
• Operating Temperature: -40°C to +85°C
• Propagation Delay Time: 7 ns (typical) at VCC = 5.0V, TA = 25°C
• Quiescent Current: 4 µA (typical) at VCC = 5.0V, TA = 25°C

Detailed Pin Configuration

The TC74AC14FTEL IC has a TSSOP-14 package with the following pin configuration:

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

Functional Features

• Hex Schmitt Trigger Inverter with high noise immunity
• Converts slowly changing input signals into sharply defined output signals
• Provides hysteresis for improved noise rejection
• Suitable for use in various digital logic applications
• Wide operating voltage range allows compatibility with different systems

Advantages and Disadvantages

Advantages: - High-speed operation enables quick signal processing - Low-power consumption for energy-efficient applications - Wide operating voltage range provides flexibility in system integration - Excellent noise immunity ensures reliable performance in noisy environments

Disadvantages: - Limited number of inputs and outputs (6 each) - May not be suitable for complex logic circuits requiring more inputs/outputs

Working Principles

The TC74AC14FTEL is a Hex Schmitt Trigger Inverter, which means it converts input signals into inverted output signals using the Schmitt Trigger mechanism. The Schmitt Trigger provides hysteresis, allowing the circuit to have two different threshold voltage levels for rising and falling input signals. This feature helps in reducing noise-induced errors and provides improved noise immunity.

When the input voltage crosses the upper threshold level, the output switches to its opposite state. Similarly, when the input voltage crosses the lower threshold level, the output switches back to its original state. This behavior makes the TC74AC14FTEL ideal for applications where slow-changing or noisy input signals need to be converted into well-defined digital signals.

Detailed Application Field Plans

The TC74AC14FTEL can be used in various digital logic applications, including but not limited to:

1. Signal Conditioning: Converting analog signals into digital signals with improved noise rejection.
2. Oscillators: Generating square wave signals with precise frequency and duty cycle.
3. Level Shifting: Converting between different voltage levels in mixed-voltage systems.
4. Pulse Shaping: Transforming irregular pulse signals into well-defined square waveforms.
5. Noise Filtering: Eliminating noise from input signals to improve overall system reliability.

Detailed and Complete Alternative Models

1. SN74AC14: Similar Hex Schmitt Trigger Inverter IC by Texas Instruments.
2. CD40106: Hex Schmitt Trigger Inverter IC by various manufacturers.
3. 74HC14: Hex Schmitt Trigger Inverter IC with higher operating voltage range.

These alternative models offer similar functionality and can be used as substitutes for the TC74AC14FTEL in various applications.

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