規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Series | 74HC |
| Part Status | Active |
| Logic Type | NOR Gate |
| Number of Circuits | 4 |
| Number of Inputs | 2 |
| Voltage - Supply | 2V ~ 6V |
| Current - Quiescent (Max) | 2 µA |
| Current - Output High Low | 5.2mA, 5.2mA |
| Logic Level - Low | 0.5V ~ 1.8V |
| Logic Level - High | 1.5V ~ 4.2V |
| Max Propagation Delay @ V Max CL | 15ns @ 6V, 50pF |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Through Hole |
| Supplier Device Package | 14-PDIP |
概述
Description
The SN74HC02N is a member of the 74HC family of high-speed CMOS logic integrated circuits. It features four independent NOR gates, each with two inputs, which are designed to perform the logical NOR operation. The device operates from a wide voltage range of 2V to 6V, making it suitable for various applications in digital electronics.
Key characteristics include low power consumption and high noise immunity. It offers a typical propagation delay of around 8 ns at 5V, ensuring fast switching performance. The SN74HC02N's inputs are compatible with TTL voltage levels, allowing easy integration with other logic families.
The package type for the SN74HC02N is a 14-pin DIP (Dual In-line Package), which is suitable for through-hole mounting. It is commonly used in applications requiring logic-level NOR operations, such as digital circuits, signal processing, and control systems. The SN74HC02N is valued for its reliability and performance in both consumer electronics and industrial applications.
Key characteristics include low power consumption and high noise immunity. It offers a typical propagation delay of around 8 ns at 5V, ensuring fast switching performance. The SN74HC02N's inputs are compatible with TTL voltage levels, allowing easy integration with other logic families.
The package type for the SN74HC02N is a 14-pin DIP (Dual In-line Package), which is suitable for through-hole mounting. It is commonly used in applications requiring logic-level NOR operations, such as digital circuits, signal processing, and control systems. The SN74HC02N is valued for its reliability and performance in both consumer electronics and industrial applications.
Equivalent
The SN74HC02N is a quad 2-input NOR gate IC. Equivalent products include the 74HC02 from various manufacturers like NXP, ON Semiconductor, and STMicroelectronics. Other similar models include CD74HC02 from Texas Instruments and MC74HC02 from ON Semiconductor. These equivalents share similar functionality and pin configuration, ensuring compatibility across different brands. Always check datasheets for specific electrical characteristics and performance details.
Features
The SN74HC02N is a quad 2-input NOR gate integrated circuit from Texas Instruments. Key features include:
1. Logic Family: Part of the 74HC (High-speed CMOS) logic family.
2. Operating Voltage: Functions with a supply voltage range of 2V to 6V.
3. Low Power Consumption: Typical power consumption is minimal, making it suitable for battery-powered applications.
4. High Speed: Offers fast switching speeds with typical propagation delay times.
5. TTL Compatibility: Inputs are compatible with TTL logic levels, making it versatile for use with different technologies.
6. Noise Immunity: High noise immunity due to CMOS technology.
7. Package Type: Available in a 14-pin DIP (Dual In-line Package).
8. Temperature Range: Operates over a wide temperature range, suitable for various environments.
9. Output Drive: Capable of driving 10 LSTTL loads.
10. Pin Count: Features 14 pins for interfacing.
These features make the SN74HC02N suitable for general-purpose logic applications requiring NOR gate functionality.
1. Logic Family: Part of the 74HC (High-speed CMOS) logic family.
2. Operating Voltage: Functions with a supply voltage range of 2V to 6V.
3. Low Power Consumption: Typical power consumption is minimal, making it suitable for battery-powered applications.
4. High Speed: Offers fast switching speeds with typical propagation delay times.
5. TTL Compatibility: Inputs are compatible with TTL logic levels, making it versatile for use with different technologies.
6. Noise Immunity: High noise immunity due to CMOS technology.
7. Package Type: Available in a 14-pin DIP (Dual In-line Package).
8. Temperature Range: Operates over a wide temperature range, suitable for various environments.
9. Output Drive: Capable of driving 10 LSTTL loads.
10. Pin Count: Features 14 pins for interfacing.
These features make the SN74HC02N suitable for general-purpose logic applications requiring NOR gate functionality.
Pinout
The SN74HC02N is a quad 2-input NOR gate integrated circuit. It has a total of 14 pins. The functions of these pins are as follows:
1. Pin 1-2 and 4-5, 9-10, 12-13: Inputs for the four NOR gates. Each NOR gate has two input pins.
2. Pin 3, 6, 8, 11: Outputs for the four NOR gates. Each output corresponds to the respective paired input pins.
3. Pin 7: Ground (GND) pin, connected to the circuit's ground.
4. Pin 14: Supply voltage (VCC) pin, connected to the power supply.
The SN74HC02N operates as a digital logic device where each NOR gate performs the NOR operation, outputting a LOW signal only when both inputs are HIGH, and a HIGH signal otherwise.
1. Pin 1-2 and 4-5, 9-10, 12-13: Inputs for the four NOR gates. Each NOR gate has two input pins.
2. Pin 3, 6, 8, 11: Outputs for the four NOR gates. Each output corresponds to the respective paired input pins.
3. Pin 7: Ground (GND) pin, connected to the circuit's ground.
4. Pin 14: Supply voltage (VCC) pin, connected to the power supply.
The SN74HC02N operates as a digital logic device where each NOR gate performs the NOR operation, outputting a LOW signal only when both inputs are HIGH, and a HIGH signal otherwise.
Manufacturer
The SN74HC02N is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and produces a broad range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation in the field of electronics and its role in the development of semiconductor technology. The company serves various sectors, including industrial, automotive, personal electronics, and communications equipment, providing products that enable technological advancements and efficiency improvements across these industries.
Application
The SN74HC02N is a quad 2-input NOR gate IC used in various digital logic applications. Its primary applications include digital signal processing, control systems, and combinational logic circuits. It's ideal for use in electronic devices requiring logic gate functions, such as computers, communication equipment, and consumer electronics. Additionally, it's employed in designing timers, oscillators, and waveform generators. The IC is also useful in creating logic families for industrial automation and instrumentation. Its low power consumption and high noise immunity make it suitable for battery-operated devices and portable applications.
Package
The SN74HC02N is a quad 2-input NOR gate IC housed in a 14-pin Dual In-line Package (DIP). It belongs to the 74HC series, which are high-speed CMOS devices.
