SN74AHCT14MDREP

Product Overview

• Category: Integrated Circuit
• Use: Logic Gate Inverter
• Characteristics: High-speed, low-power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Hex Schmitt Trigger Inverter
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 8 ns (typical)
• Quiescent Current: 4 µA (maximum)

Detailed Pin Configuration

The SN74AHCT14MDREP has a total of 14 pins, numbered as follows:

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

Functional Features

• Hex Schmitt Trigger Inverter with hysteresis for improved noise immunity.
• Converts input logic levels to complementary output logic levels.
• Provides high-speed signal inversion with minimal power consumption.
• Suitable for use in various digital logic applications.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient signal processing. - Low-power consumption helps conserve energy. - Hex Schmitt Trigger design provides improved noise immunity.

Disadvantages: - Limited input and output voltage ranges may restrict certain applications. - Propagation delay time may affect timing-sensitive circuits.

Working Principles

The SN74AHCT14MDREP is a hex Schmitt trigger inverter. It utilizes hysteresis to provide improved noise immunity by ensuring that the output transitions occur at different voltage levels for rising and falling input signals. This helps to eliminate signal fluctuations caused by noise or other disturbances.

When the input voltage exceeds the upper threshold level, the output switches from high to low. Conversely, when the input voltage falls below the lower threshold level, the output switches from low to high. This behavior ensures stable and reliable logic level transitions.

Detailed Application Field Plans

The SN74AHCT14MDREP can be used in various digital logic applications, including but not limited to: - Signal conditioning and level shifting - Oscillator and clock generation circuits - Pulse shaping and waveform generation - Noise filtering and debouncing circuits - Logic level conversion and interfacing

Detailed and Complete Alternative Models

• SN74AHC14: Similar functionality with a wider supply voltage range (2V to 5.5V)
• SN74LVC1G14: Single Schmitt trigger inverter with a smaller package size
• SN74LV14A: Hex Schmitt trigger inverter with extended temperature range (-55°C to +125°C)

These alternative models offer similar functionality to the SN74AHCT14MDREP but may have variations in supply voltage range, package size, or operating temperature range.

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