Overview
The SN74HC02PWT is a quad 2-input positive-NOR gate integrated circuit (IC) manufactured by Texas Instruments. It belongs to the 74HC series of logic gates and is designed for use in digital logic applications. This IC is housed in a 14-TSSOP (Thin Shrink Small Outline Package) with a width of 4.40mm, making it suitable for surface-mount technology (SMT). The SN74HC02PWT is widely used in applications requiring reliable logic operations, such as signal processing, data routing, and control systems. Its key selling points include its wide operating voltage range, low power consumption, and high noise immunity, making it a competitive choice for both industrial and consumer electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | NOR Gate | - | Quad 2-input |
| Supply Voltage | 2 to 6 | V | - |
| Static Current (Max) | 2 | µA | - |
| Output Current (High/Low) | 5.2 / 5.2 | mA | - |
| Logic Level Low | 0.5 to 1.8 | V | - |
| Logic Level High | 1.5 to 4.2 | V | - |
| Propagation Delay | 15 | ns | @ 6V, 50pF |
| Operating Temperature | -40 to 85 | °C | - |
| Package | 14-TSSOP | - | 4.40mm wide |
Key Features
- Quad 2-input NOR gate functionality for versatile logic operations.
- Wide operating voltage range (2V to 6V), compatible with various power supplies.
- Low static current consumption (2µA max), ideal for power-sensitive applications.
- High noise immunity, ensuring reliable performance in noisy environments.
- Compact 14-TSSOP package, suitable for space-constrained designs.
Applications
The SN74HC02PWT is widely used in digital logic applications across multiple industries. In industrial automation, it is employed for signal routing and control logic. In consumer electronics, it is utilized in devices such as remote controls and gaming consoles for logic operations. Additionally, it finds applications in automotive electronics for vehicle control systems and in communication systems for data processing. Its reliability and low power consumption make it a preferred choice for embedded systems and portable devices.
Q & A
1. What is the operating voltage range of the SN74HC02PWT?
The operating voltage range is 2V to 6V.
2. What is the maximum static current consumption?
The maximum static current consumption is 2µA.
3. What is the logic type of this IC?
It is a quad 2-input positive-NOR gate.
4. What is the propagation delay at 6V and 50pF?
The propagation delay is 15ns under these conditions.
5. What is the package type of the SN74HC02PWT?
It is housed in a 14-TSSOP package.
6. What are the typical applications of this IC?
Typical applications include industrial automation, consumer electronics, and automotive systems.
7. What is the output current capability?
The output current is 5.2mA for both high and low states.
8. What is the operating temperature range?
The operating temperature range is -40°C to 85°C.
9. Is this IC suitable for low-power applications?
Yes, its low static current makes it suitable for low-power designs.
10. What is the logic level range for high and low states?
The logic level low ranges from 0.5V to 1.8V, and the high ranges from 1.5V to 4.2V.
