Overview
The SN74HC02DRE4, manufactured by Texas Instruments, is a quad 2-input positive-NOR gate integrated circuit. It belongs to the 74HC series of logic gates, which are widely used in digital electronics for their high-speed operation and low power consumption. This component is designed for surface-mount technology (SMT) and comes in a SOIC-14 package. It is suitable for a broad range of applications, including industrial automation, consumer electronics, and automotive systems, due to its robust performance and reliability.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | NOR Gate | ||
| Number of Channels | 4 | ||
| Inputs per Channel | 2 | ||
| Supply Voltage | 2V to 6V | V | |
| Static Current | 2 | µA | Maximum |
| Propagation Delay | 15 | ns | @6V, 50pF |
| Low-Level Output Current | 5.2 | mA | |
| High-Level Output Current | 5.2 | mA | |
| High-Level Input Voltage | 1.5 to 4.2 | V | |
| Low-Level Input Voltage | 0.5 to 1.8 | V | |
| Operating Temperature | -40 to +85 | °C | |
| Package | SOIC-14 |
Key Features
- High-speed CMOS technology for rapid logic operations.
- Low power consumption, making it suitable for battery-powered devices.
- High noise immunity ensures stable operation in electrically noisy environments.
- Strong output drive capability, capable of driving significant loads.
Applications
The SN74HC02DRE4 is versatile and can be used in various digital logic applications. It is particularly useful in designing logic gate circuits, timing circuits, data selection circuits, and encoders. Its reliability and efficiency make it a preferred choice in computer systems, communication devices, and automated control systems. Additionally, its robustness in handling noise and its wide operating temperature range make it suitable for automotive electronics and industrial control systems.
Q & A
1. What is the operating voltage range of SN74HC02DRE4?
The operating voltage range is from 2V to 6V.
2. What type of logic gate is SN74HC02DRE4?
It is a quad 2-input positive-NOR gate.
3. What is the maximum propagation delay of SN74HC02DRE4?
The maximum propagation delay is 15ns at 6V with a 50pF load.
4. Can SN74HC02DRE4 be used in automotive applications?
Yes, its robust design and wide operating temperature range make it suitable for automotive electronics.
5. What is the package type of SN74HC02DRE4?
It comes in a SOIC-14 package.
6. What is the static current consumption of SN74HC02DRE4?
The static current is 2µA maximum.
7. What is the output current capability of SN74HC02DRE4?
It can source or sink up to 5.2mA.
8. Is SN74HC02DRE4 suitable for high-speed applications?
Yes, it uses high-speed CMOS technology for rapid logic operations.
9. What is the temperature range for operation of SN74HC02DRE4?
It operates from -40°C to +85°C.
10. How many channels does SN74HC02DRE4 have?
It has four independent channels.
