Texas Instruments

SN74HC7002PWRE4

SN74HC7002PWRE4 Description

The SN74HC7002PWRE4 is a 4-channel 2-input NOR gate logic IC chip manufactured by Texas Instruments. This device is part of the 74HC series, known for its high-speed CMOS technology. It features a maximum propagation delay of 22ns at 6V and a load capacitance of 50pF, ensuring rapid signal processing and efficient performance in digital circuits. The IC operates within a supply voltage range of 2V to 6V, making it versatile for various power supply configurations.

The SN74HC7002PWRE4 is designed with Schmitt trigger inputs, which provide excellent noise immunity and stable operation even with slow input signal transitions. The input logic levels are specified as 0.3V to 1.2V for low and 1.5V to 4.2V for high, ensuring compatibility with a wide range of digital systems. The device also boasts a low quiescent current of up to 2µA, making it suitable for low-power applications.

Packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package) and available in tape and reel format, the SN74HC7002PWRE4 is designed for surface-mount applications, facilitating easy integration into compact and high-density PCB designs. The device is RoHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.

SN74HC7002PWRE4 Features

• Logic Type: NOR Gate
• Number of Circuits: 4
• Number of Inputs per Circuit: 2
• Max Propagation Delay: 22ns @ 6V, 50pF
• Supply Voltage Range: 2V to 6V
• Input Logic Levels: Low (0.3V to 1.2V), High (1.5V to 4.2V)
• Output Current: High (5.2mA), Low (5.2mA)
• Quiescent Current: Max 2µA
• Features: Schmitt Trigger inputs for noise immunity
• Package Type: 14TSSOP, Tape & Reel (TR)
• Mounting Type: Surface Mount
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• ECCN: EAR99
• HTSUS: 8542.39.0001
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected

SN74HC7002PWRE4 Applications

The SN74HC7002PWRE4 is ideal for a variety of digital circuit applications where high-speed, low-power, and noise-immune NOR gate functionality is required. Its Schmitt trigger inputs make it particularly suitable for applications with noisy or slow-rising input signals, ensuring reliable and stable operation.

Some specific use cases include:

• Digital Logic Circuits: Ideal for creating complex digital logic functions where NOR gates are fundamental building blocks.
• Signal Processing: Efficiently processes digital signals in communication systems, ensuring fast and reliable signal transmission.
• Control Systems: Used in microcontroller and microprocessor-based systems for control logic and signal conditioning.
• Consumer Electronics: Suitable for compact electronic devices where space and power consumption are critical factors.
• Industrial Automation: Provides robust and reliable logic functions in industrial control systems and automation equipment.

Conclusion of SN74HC7002PWRE4

The SN74HC7002PWRE4 is a high-performance NOR gate logic IC that offers significant advantages over similar models due to its Schmitt trigger inputs, low quiescent current, and wide operating voltage range. Its compact 14TSSOP package and surface-mount design make it ideal for integration into space-constrained and high-density PCBs. While the product is marked as obsolete, its robust features and compliance with environmental regulations ensure it remains a viable choice for applications requiring reliable and efficient NOR gate functionality.