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Product Detailed Parameters
- Description：IC GATE NOR 4CH 2-INP 14SO
- Series：74HC
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Logic Type：NOR Gate
- Number of Circuits：4
- Number of Inputs：2
- Features：-
- Voltage - Supply：2V ~ 6V
- Current - Quiescent (Max)：2 µA
- Current - Output High, Low：5.2mA, 5.2mA
- Input Logic Level - Low：0.1V ~ 0.26V
- Input Logic Level - High：1.9V ~ 5.9V
- Max Propagation Delay @ V, Max CL：13ns @ 6V, 50pF
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Supplier Device Package：14-SO
- Package / Case：14-SOIC (0.209", 5.30mm Width)
- Grade：-
- Qualification：-
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Overview
The SN74HC02ANSR is a Texas Instruments logic gate featuring four independent 2-input positive NOR gates. It utilizes HC CMOS technology and operates within a supply voltage range of 2V to 6V. The device provides push-pull outputs with a maximum low-level output current of 5.2mA and a high-level output current of -5.2mA. Propagation delay varies based on load capacitance, reaching up to 90ns at 2V and 15ns at 6V. It is housed in a 14-pin Small Outline Package (SOP) and supports surface-mount installation.
Feature Summary
- Contains four independent 2-input NOR logic functions
- Operates across a wide supply voltage range from 2V to 6V
- Features push-pull output drivers for robust signal transmission
Applications
- Digital logic circuit design
- Signal processing systems
- Embedded control units
Procurement Notes
Verify the specific datasheet revision and package marking for the SN74HC02ANSR to ensure compatibility with design requirements. Confirm that the 14-pin SOP form factor matches the PCB footprint. Check for RoHS compliance status and lead-free manufacturing details relevant to the production batch. Ensure operating conditions remain within the specified voltage and temperature limits.
Selection Notes
Select this component when four independent NOR gates are required in a compact surface-mount package. The HC series offers standard speed suitable for general-purpose digital applications. Verify that the 2V to 6V operating range aligns with the system power supply. Consider the propagation delay characteristics relative to the target clock speeds and load capacitances in the circuit design.
Part Context
This part belongs to the Texas Instruments 74HC family of high-speed CMOS logic devices. The 74HC02A designation indicates a quad 2-input NOR gate configuration. The 'N' suffix typically denotes the plastic small-outline package variant. This series is designed for low power consumption and compatibility with standard TTL logic levels.
FAQ
What is the logic function of the SN74HC02ANSR?
It implements four independent 2-input positive NOR logic functions.
What is the recommended supply voltage range?
The device operates with a supply voltage between 2V and 6V.
