SN74HC14PWR

The SN74HC14PWR is a hex inverting Schmitt-trigger CMOS logic gate manufactured by Texas Instruments. It is part of the 74HC (High-speed CMOS) family, which is known for its high-speed operation and low power consumption. Here’s a detailed description of its features and specifications:

General Description:

• Functionality: The SN74HC14PWR contains six independent inverting Schmitt-trigger buffers. Each buffer has a Schmitt-trigger input, which provides a clean transition between high and low logic levels, making it ideal for noisy environments or slow input signals.
• Logic Family: It belongs to the 74HC series, which is compatible with standard TTL logic levels while offering higher speed and lower power consumption.

Key Features:

• Input Voltage Range: The device can operate with a wide range of input voltages, typically from 2V to 6V, making it versatile for various applications.
• Output Drive Capability: Each output can drive up to 6 mA, allowing it to interface with other logic devices or drive small loads directly.
• Propagation Delay: The typical propagation delay time is around 15 ns at 5V, which allows for fast switching and high-speed applications.
• Schmitt Trigger Action: The Schmitt-trigger input provides hysteresis, which helps to eliminate noise and provides a stable output even with slow input transitions.
• Power Supply Range: The device operates over a power supply range of 2V to 6V, making it suitable for battery-operated devices and low-power applications.

Pin Configuration:

• The SN74HC14PWR is available in a 14-pin TSSOP (Thin Shrink Small Outline Package) form factor. The pins are arranged in a dual in-line configuration, with each pin designated for either input or output functions.
• Pin Functions:
  • Inputs (A1 to A6): These are the input pins for the six inverting buffers.
  • Outputs (Y1 to Y6): These are the corresponding output pins for each buffer.
  • VCC: This pin is connected to the positive power supply.
  • GND: This pin is connected to the ground.

Applications:

• The SN74HC14PWR is commonly used in various digital applications, including:
  • Signal conditioning and waveform shaping.
  • Debouncing switches and buttons.
  • Level shifting between different logic levels.
  • Implementing oscillators and pulse generators.

Electrical Characteristics:

• Operating Temperature Range: The device typically operates within a temperature range of -40°C to +125°C, making it suitable for industrial and automotive applications.
• Input and Output Logic Levels: The device adheres to standard logic levels, with defined thresholds for high and low states, ensuring compatibility with other logic families.

Conclusion:

The SN74HC14PWR from Texas Instruments is a robust and versatile logic device that combines the benefits of Schmitt-trigger inputs with the high-speed and low-power characteristics of CMOS technology. Its wide operating voltage range and reliable performance make it an excellent choice for a variety of digital circuit applications.