規格
| 屬性 | 價值 |
| Package / Case | Bulk |
| Series | 74LS |
| Part Status | Active |
| Logic Type | NOR Gate |
| Number of Circuits | 4 |
| Number of Inputs | 2 |
| Voltage - Supply | 4.75V ~ 5.25V |
| Current - Output High Low | 400µA, 16mA |
| Logic Level - Low | 0.8V |
| Logic Level - High | 2V |
| Max Propagation Delay @ V Max CL | 15ns @ 5V, 15pF |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Through Hole |
| Supplier Device Package | 14-PDIP |
概述
Description
The SN74LS02N is a quad 2-input NOR gate integrated circuit from Texas Instruments, part of the 74LS series of TTL logic chips. Each gate within the chip performs a basic NOR logic operation where the output is true (or high) only when both inputs are false (or low). This IC is packaged in a 14-pin dual in-line package (DIP), making it suitable for breadboard and through-hole circuit applications.
Key features include:
1. Logic Type: Quad 2-input NOR gate.
2. Supply Voltage: Operates with a standard TTL power supply of 5V.
3. Propagation Delay: Typically around 10 nanoseconds, facilitating high-speed applications.
4. Power Consumption: Features low power consumption due to its TTL design.
5. Compatibility: Compatible with standard TTL circuits, enabling easy integration with other logic ICs.
The SN74LS02N is commonly utilized in digital electronics for implementing logic functions and can be found in applications ranging from basic logic circuits to more complex systems requiring logic gate operations. It is valued for its reliability and ease of use in educational, prototyping, and industrial contexts.
Key features include:
1. Logic Type: Quad 2-input NOR gate.
2. Supply Voltage: Operates with a standard TTL power supply of 5V.
3. Propagation Delay: Typically around 10 nanoseconds, facilitating high-speed applications.
4. Power Consumption: Features low power consumption due to its TTL design.
5. Compatibility: Compatible with standard TTL circuits, enabling easy integration with other logic ICs.
The SN74LS02N is commonly utilized in digital electronics for implementing logic functions and can be found in applications ranging from basic logic circuits to more complex systems requiring logic gate operations. It is valued for its reliability and ease of use in educational, prototyping, and industrial contexts.
Equivalent
The SN74LS02N is a quad 2-input NOR gate IC. Equivalent products include the NTE74LS02, DM74LS02N, MM74LS02N, and MC74LS02N. These alternatives are from different manufacturers but provide similar functionality adhering to the 74LS02 series specifications for TTL logic. Always verify electrical characteristics and pin configurations to ensure compatibility with your specific application.
Features
The SN74LS02N is a quad 2-input NOR gate integrated circuit from Texas Instruments, part of the 74LS logic family. Key features include:
1. Logic Functionality: Performs the NOR operation, where the output is true only when both inputs are false.
2. Quad Package: Contains four independent 2-input NOR gates in a single package.
3. TTL Compatible: Operates within the Transistor-Transistor Logic (TTL) voltage levels.
4. Low Power Consumption: Designed for low power dissipation with a typical power supply current.
5. Fast Switching: Provides typical propagation delay times of about 10 nanoseconds.
6. Wide Operating Temperature Range: Usually functions effectively between 0°C to 70°C.
7. Standard Pin Configuration: Comes in a 14-pin DIP (Dual In-line Package) for easy use on breadboards or PCBs.
8. Supply Voltage: Operates at a standard 5V VCC.
9. Robustness: Offers high noise immunity and reliable performance in digital circuits.
These features make it suitable for general-purpose logic applications in computing and digital systems.
1. Logic Functionality: Performs the NOR operation, where the output is true only when both inputs are false.
2. Quad Package: Contains four independent 2-input NOR gates in a single package.
3. TTL Compatible: Operates within the Transistor-Transistor Logic (TTL) voltage levels.
4. Low Power Consumption: Designed for low power dissipation with a typical power supply current.
5. Fast Switching: Provides typical propagation delay times of about 10 nanoseconds.
6. Wide Operating Temperature Range: Usually functions effectively between 0°C to 70°C.
7. Standard Pin Configuration: Comes in a 14-pin DIP (Dual In-line Package) for easy use on breadboards or PCBs.
8. Supply Voltage: Operates at a standard 5V VCC.
9. Robustness: Offers high noise immunity and reliable performance in digital circuits.
These features make it suitable for general-purpose logic applications in computing and digital systems.
Pinout
The SN74LS02N is a quad 2-input positive-NOR gate integrated circuit. It has 14 pins in total, with the following functions:
1. Pin 1: Input A for Gate 1
2. Pin 2: Input B for Gate 1
3. Pin 3: Output of Gate 1
4. Pin 4: Input A for Gate 2
5. Pin 5: Input B for Gate 2
6. Pin 6: Output of Gate 2
7. Pin 7: Ground (GND)
8. Pin 8: Output of Gate 3
9. Pin 9: Input A for Gate 3
10. Pin 10: Input B for Gate 3
11. Pin 11: Output of Gate 4
12. Pin 12: Input A for Gate 4
13. Pin 13: Input B for Gate 4
14. Pin 14: Positive Supply Voltage (VCC)
Each gate within the SN74LS02N performs the NOR logic operation, meaning that the output is true (logic high) only when both inputs are false (logic low). The device is used in various digital logic applications where NOR gates are required.
1. Pin 1: Input A for Gate 1
2. Pin 2: Input B for Gate 1
3. Pin 3: Output of Gate 1
4. Pin 4: Input A for Gate 2
5. Pin 5: Input B for Gate 2
6. Pin 6: Output of Gate 2
7. Pin 7: Ground (GND)
8. Pin 8: Output of Gate 3
9. Pin 9: Input A for Gate 3
10. Pin 10: Input B for Gate 3
11. Pin 11: Output of Gate 4
12. Pin 12: Input A for Gate 4
13. Pin 13: Input B for Gate 4
14. Pin 14: Positive Supply Voltage (VCC)
Each gate within the SN74LS02N performs the NOR logic operation, meaning that the output is true (logic high) only when both inputs are false (logic low). The device is used in various digital logic applications where NOR gates are required.
Manufacturer
The SN74LS02N is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and integrated circuits. It is one of the largest and most established companies in the semiconductor industry, known for producing a wide range of electronic components used in various applications, including automotive, industrial, personal electronics, and communications equipment. TI is also a significant player in the development of analog and embedded processing technologies.
Application
The SN74LS02N is a quad 2-input NOR gate IC used in various digital logic applications. Its primary application areas include digital circuit design, where it serves as a basic building block for implementing combinational logic functions. It is commonly used in:
1. Logic signal inversion and combination.
2. Creating basic logic gates like AND, OR, and XOR when combined with other gates.
3. Functioning in digital systems like computers, communication equipment, and control systems.
4. Timing circuits and pulse generation.
5. Simple decision-making logic circuits in automation and embedded systems.
Its versatility makes it suitable for educational purposes and prototyping in laboratories.
1. Logic signal inversion and combination.
2. Creating basic logic gates like AND, OR, and XOR when combined with other gates.
3. Functioning in digital systems like computers, communication equipment, and control systems.
4. Timing circuits and pulse generation.
5. Simple decision-making logic circuits in automation and embedded systems.
Its versatility makes it suitable for educational purposes and prototyping in laboratories.
Package
The SN74LS02N is a quad 2-input positive-NOR gate integrated circuit from Texas Instruments. It is typically housed in a 14-pin Dual Inline Package (DIP).
