SN74AHCT14DBR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Inverting Schmitt Trigger
• Characteristics:
  • High-speed CMOS technology
  • Wide operating voltage range
  • Low power consumption
  • Schmitt trigger inputs for noise immunity
• Package: SSOP-14
• Essence: The SN74AHCT14DBR is a hex inverter with Schmitt-trigger inputs, designed to convert slowly changing input signals into sharply defined, jitter-free output signals.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 10 ns (typical)
• Input Capacitance: 3 pF (typical)
• Output Drive Capability: ±8 mA

Detailed Pin Configuration

The SN74AHCT14DBR has a total of 14 pins arranged as follows:

__ __ __ __ __ __ __ __ 1 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | | | | | | | | | | | 14| 13 | 12 | 11 | | | | | | |____|____|____|____|____|____|____|____|____|

1. Input A1
2. Output Y1
3. Input A2
4. Output Y2
5. Input A3
6. Output Y3
7. GND (Ground)
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 inverter with Schmitt-trigger inputs
• Converts slowly changing input signals into sharply defined, jitter-free output signals
• Provides noise immunity due to Schmitt trigger inputs
• High-speed operation
• Wide operating voltage range for compatibility with various systems
• Low power consumption for energy efficiency

Advantages and Disadvantages

Advantages: - High-speed CMOS technology ensures fast signal processing. - Wide operating voltage range allows compatibility with different power supply levels. - Low power consumption reduces energy usage. - Schmitt trigger inputs provide noise immunity, ensuring reliable operation.

Disadvantages: - Limited output drive capability may not be suitable for high-current applications. - The SSOP-14 package may require specialized equipment for soldering and handling.

Working Principles

The SN74AHCT14DBR operates based on the principles of a Schmitt trigger. It uses positive feedback to create hysteresis, which helps in converting slowly changing input signals into well-defined output signals. The Schmitt trigger inputs ensure noise immunity by providing a threshold level for input signal transitions. This prevents false triggering caused by noise or signal fluctuations.

Detailed Application Field Plans

The SN74AHCT14DBR can be used in various applications, including but not limited to: - Signal conditioning and level shifting - Oscillators and clock generators - Pulse shaping and waveform generation - Noise filtering and debouncing circuits - Digital logic interfacing

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74AHCT14DBR are: - CD40106B: Hex Schmitt Trigger - 74HC14: Hex Inverter with Schmitt Trigger Inputs - SN74LVC1G17: Single Schmitt-Trigger Buffer/Driver

These alternative models can be considered based on specific requirements and compatibility with existing systems.

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