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74HC27D
+Lista de MateriaisLogic Gates TRIPLE 3-IN NOR GATE
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FabricanteNexperia
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Peça do Fabricante #74HC27D
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Ficha Técnica 74HC27D DataSheet
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Especificações
| Atributo | Valor |
| Standard Pack Qty | 57 |
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Description
This component is known for its low power consumption and high noise immunity, with a typical propagation delay of a few nanoseconds depending on the supply voltage. The 74HC27D is encapsulated in various package types, with the 'D' suffix indicating a small-outline integrated circuit (SOIC) package, which is suitable for surface-mount technology (SMT).
It finds applications in digital systems where logic gating is required, such as signal inversion, logic level translation, and combinational logic circuits. The 74HC27D is favored for its reliability and efficiency in both hobbyist projects and industrial applications.
Equivalent
Features
1. Logic Family: It belongs to the 74HC (High-speed CMOS) family, offering fast switching speeds.
2. Operating Voltage: Wide range from 2V to 6V, making it versatile for different applications.
3. Low Power Consumption: CMOS technology ensures low power dissipation.
4. Propagation Delay: Short propagation delay, typically around 11 ns at 5V.
5. High Noise Immunity: Due to CMOS design, it has good noise margins.
6. Input Compatibility: TTL-compatible inputs, allowing easy integration into mixed logic designs.
7. Output Drive Capability: Can drive up to 10 LSTTL loads.
8. Temperature Range: Typically operates within -40°C to +85°C, suitable for industrial applications.
9. ESD Protection: Built-in electrostatic discharge protection.
10. Package Type: Available in SO-14 (Small Outline) package.
These features make the 74HC27D suitable for a variety of digital logic applications requiring NOR gate functions.
Pinout
Here's a breakdown of the pin functions for the 74HC27D:
1. Pin 1-3, 5-7, 9-11: Inputs for the three OR gates (3 inputs per gate).
2. Pin 4, 10, 13: Outputs for the three OR gates.
3. Pin 7: Ground (GND) connection.
4. Pin 14: Positive supply voltage (VCC).
The IC operates over a wide voltage range and is used in various applications where logical OR operations are required. Its high-speed performance makes it suitable for tasks needing rapid switching and low power consumption.
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Application
1. Digital Logic Implementation: Used in creating complex logic circuits by combining simple gates.
2. Signal Processing: Employed in filtering and processing digital signals.
3. Oscillators and Timers: Useful in generating precise timing signals.
4. Control Systems: Integral in designing control logic for automated systems.
5. Data Manipulation: Assists in data selection, routing, and multiplexing tasks.
6. Memory Address Decoding: Utilized in decoding address lines in memory circuits.
7. Microprocessor Interfacing: Facilitates interface logic in microprocessor systems.
These applications leverage the IC's fast switching speed, low power consumption, and high noise immunity.