DM7414N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gates
• Characteristics: Hex Inverter Schmitt Trigger
• Package: DIP (Dual Inline Package)
• Essence: The DM7414N is a hex inverter Schmitt trigger IC that provides six independent inverters with Schmitt-trigger inputs. It is commonly used in digital logic circuits for signal conditioning and level shifting applications.
• Packaging/Quantity: The DM7414N is typically available in a DIP package, which contains one IC per package.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to Vcc
• Output Voltage: 0V to Vcc
• Operating Temperature: -55°C to +125°C
• Propagation Delay: 15ns (max)
• Input Capacitance: 3pF (typ)
• Output Current: ±8mA (max)

Detailed Pin Configuration

The DM7414N has a total of 14 pins, numbered as follows:

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

Functional Features

• Hex Inverter: The DM7414N provides six independent inverters, allowing for versatile logic operations.
• Schmitt Trigger Inputs: The Schmitt-trigger inputs ensure hysteresis, making the IC less sensitive to noise and providing better noise immunity.
• Wide Operating Voltage Range: The DM7414N can operate within a supply voltage range of 2V to 6V, making it compatible with various digital systems.
• Fast Propagation Delay: With a maximum propagation delay of 15ns, the IC ensures quick response times in digital circuits.

Advantages and Disadvantages

Advantages: - Noise Immunity: The Schmitt-trigger inputs enhance noise immunity, making the IC suitable for noisy environments. - Versatility: The six independent inverters allow for flexible logic operations in digital circuits. - Wide Operating Voltage Range: The IC can be used in systems with different supply voltages.

Disadvantages: - Limited Output Current: The maximum output current of ±8mA may restrict its use in applications requiring higher current levels. - Propagation Delay: Although the propagation delay is relatively fast, it may not be suitable for ultra-high-speed applications.

Working Principles

The DM7414N operates based on the principles of digital logic. Each inverter within the IC takes an input signal and produces the logical complement of that signal at the output. The Schmitt-trigger inputs ensure that the output transitions occur at well-defined voltage levels, reducing the effects of noise and providing stable output signals.

Detailed Application Field Plans

The DM7414N finds applications in various fields, including:

1. Signal Conditioning: The IC can be used to condition digital signals by converting them to their logical complements or adjusting their voltage levels.
2. Level Shifting: It enables level shifting between different voltage domains, allowing compatibility between systems operating at different voltage levels.
3. Oscillator Circuits: The Schmitt-trigger inputs make the IC suitable for building relaxation oscillators and waveform generators.
4. Noise Immune Circuits: The DM7414N can be used in circuits where noise immunity is crucial, such as in automotive electronics or industrial control systems.

Detailed and Complete Alternative Models

Some alternative models to the DM7414N include:

1. SN74LS14: Hex Schmitt-Trigger Inverter IC
2. CD40106: Hex Schmitt-Trigger Inverter IC
3. MC14584: Hex Schmitt-Trigger Inverter IC

These alternative models provide similar functionality and can be used as replacements for the DM7414N in various applications.

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