TC74AC14F(EL,F)

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Inverting Schmitt Trigger
• Characteristics:
  • High-speed operation
  • Low power consumption
  • Wide operating voltage range
  • Schmitt trigger inputs for noise immunity
• Package: SOP-14
• Essence: The TC74AC14F(EL,F) is a member of the TC74AC series of integrated circuits, specifically designed as an inverting Schmitt trigger.
• Packaging/Quantity: Available in tape and reel packaging with 2,500 units per reel.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 5.5ns (typical)
• Maximum Quiescent Current: 4μA (at 5.5V)

Detailed Pin Configuration

The TC74AC14F(EL,F) has a total of 14 pins arranged as follows:

__ __ 1 | 1 \/ 14 | VCC 2 | 2 13 | A 3 | 3 12 | Y 4 | 4 11 | B 5 | 5 10 | GND 6 | 6 9 | C 7 | 7 8 | Y ‾‾ ‾‾

Functional Features

• Inverting Schmitt Trigger: The TC74AC14F(EL,F) provides an inverting Schmitt trigger function, which ensures noise immunity and hysteresis in the input signal.
• High-Speed Operation: With a propagation delay time of 5.5ns, this IC enables fast switching and response times.
• Low Power Consumption: The TC74AC14F(EL,F) is designed to operate with low power consumption, making it suitable for battery-powered applications.
• Wide Operating Voltage Range: It can operate within a voltage range of 2.0V to 6.0V, providing flexibility in various electronic systems.

Advantages and Disadvantages

Advantages: - Noise Immunity: The Schmitt trigger inputs enhance noise immunity, allowing reliable operation even in noisy environments. - Fast Response: The high-speed operation ensures quick signal processing and reduces latency. - Low Power Consumption: The IC's low power consumption extends battery life in portable devices.

Disadvantages: - Limited Voltage Range: The operating voltage range of 2.0V to 6.0V may not be suitable for applications requiring higher voltages. - Single Functionality: The TC74AC14F(EL,F) is specifically designed as an inverting Schmitt trigger and may not be suitable for other functions.

Working Principles

The TC74AC14F(EL,F) operates based on the principles of a Schmitt trigger. It uses positive feedback to create hysteresis, which helps in reducing noise sensitivity and ensuring stable output transitions. When the input voltage crosses certain threshold levels, the output switches states, resulting in a digital signal inversion.

Detailed Application Field Plans

The TC74AC14F(EL,F) can be used in various applications, including:

1. Digital Signal Processing: It can be utilized in digital circuits that require signal inversion or noise immunity.
2. Oscillators: The Schmitt trigger functionality makes it suitable for generating square wave signals in oscillator circuits.
3. Level Shifting: It can be used to shift voltage levels in digital systems, ensuring compatibility between different logic families.
4. Sensor Interfaces: The noise immunity and hysteresis provided by the Schmitt trigger inputs make it useful in sensor interface circuits.

Detailed and Complete Alternative Models

1. SN74AC14: This is a similar inverting Schmitt trigger IC offered by Texas Instruments. It has comparable specifications and features.
2. CD40106B: This is a CMOS hex Schmitt trigger IC manufactured by various companies. It provides six independent Schmitt trigger inputs.

These alternative models offer similar functionality and can be considered as substitutes for the TC74AC14F(EL,F) depending on specific requirements.

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