SN74HC02N-P2 Equivalent & Substitute Parts

Part Overview

The SN74HC02N-P2 is a NOR Gate IC manufactured by Texas Instruments, featuring 4 channels with 2 inputs per channel in a 14-PDIP package. This logic gate is classified as an Active product and is ROHS3 compliant. The device operates across a wide supply voltage range of 2V to 6V, making it suitable for both legacy and modern digital circuit applications. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the specified parameter ranges.

Key Parameters

Parameter	Value	Unit
Logic Type	NOR Gate	—
Number of Circuits	4	Channels
Number of Inputs	2	Per Channel
Voltage - Supply	2V ~ 6V	DC
Current - Quiescent (Max)	2	µA
Current - Output High, Low	5.2, 5.2	mA
Input Logic Level - Low	0.5V ~ 1.8V	DC
Input Logic Level - High	1.5V ~ 4.2V	DC
Max Propagation Delay	15	ns @ 6V, 50pF
Operating Temperature	-40°C ~ 85°C	—
Mounting Type	Through Hole	—
Package / Case	14-DIP (0.300", 7.62mm)	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the SN74HC02N-P2 is determined by strict equivalence across the following critical parameters:

Logic Configuration: The substitute part must be a NOR Gate IC with exactly 4 channels and 2 inputs per channel.

Electrical Specifications: Supply voltage range (2V ~ 6V), quiescent current (2 µA maximum), output current ratings (5.2mA for both high and low states), input logic levels, and propagation delay (15ns @ 6V, 50pF) must be identical.

Mechanical Compatibility: The package must be 14-DIP with 0.300" (7.62mm) pitch, supporting through-hole mounting on standard PCB layouts.

Compliance & Status: The substitute must maintain Active product status and ROHS3 compliance.

The SN74HC02N (without the -P2 suffix) qualifies as a parametric equivalent based on these criteria. Packaging differences (Tube versus Tape & Reel) do not affect electrical or mechanical compatibility.

Parameter Comparison

Parameter	SN74HC02N-P2 (Main)	SN74HC02N (Substitute)	Match
Manufacturer	Texas Instruments	Texas Instruments	✓
Logic Type	NOR Gate	NOR Gate	✓
Number of Circuits	4	4	✓
Number of Inputs	2	2	✓
Voltage - Supply	2V ~ 6V	2V ~ 6V	✓
Current - Quiescent (Max)	2 µA	2 µA	✓
Current - Output High, Low	5.2mA, 5.2mA	5.2mA, 5.2mA	✓
Input Logic Level - Low	0.5V ~ 1.8V	0.5V ~ 1.8V	✓
Input Logic Level - High	1.5V ~ 4.2V	1.5V ~ 4.2V	✓
Max Propagation Delay @ V, Max CL	15ns @ 6V, 50pF	15ns @ 6V, 50pF	✓
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	✓
Mounting Type	Through Hole	Through Hole	✓
Package / Case	14-DIP (0.300", 7.62mm)	14-DIP (0.300", 7.62mm)	✓
Product Status	Active	Active	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓

Engineering Selection Recommendations

The SN74HC02N serves as a direct parametric equivalent to the SN74HC02N-P2. Both parts are manufactured by Texas Instruments, maintain Active product status, and carry ROHS3 compliance certification. The electrical characteristics, including supply voltage range, quiescent current, output drive capability, input thresholds, and propagation delay, are identical across both part numbers.

The primary distinction between these parts is packaging format: the SN74HC02N-P2 is supplied in Tape & Reel format, while the SN74HC02N is supplied in Tube packaging. This difference does not affect electrical performance or mechanical fit on standard 14-DIP through-hole PCB layouts.

Selection between these parts should be based on procurement requirements and inventory availability rather than technical performance considerations. Both parts satisfy identical circuit design specifications and environmental compliance requirements.

Frequently Asked Questions (FAQ)

Q: Can the SN74HC02N replace the SN74HC02N-P2 in production assembly?

A: Yes. Both parts are electrically and mechanically identical. The difference in packaging format (Tube versus Tape & Reel) does not affect circuit performance or PCB compatibility. Assembly equipment compatibility should be verified based on your specific handling and placement systems.

Q: Are there any differences in electrical performance between SN74HC02N-P2 and SN74HC02N?

A: No. Both parts share identical electrical specifications: 2V to 6V supply voltage, 2 µA quiescent current, 5.2mA output current, and 15ns propagation delay at 6V with 50pF load.

Q: What does the -P2 suffix indicate?

A: The -P2 suffix designates the packaging format as Tape & Reel. The base part number SN74HC02N without this suffix indicates Tube packaging. The suffix does not reflect electrical or functional differences.

Q: Is the 14-DIP package pinout identical between these parts?

A: Yes. Both parts use the standard 14-DIP package with 0.300" (7.62mm) pitch. Pin assignments and functional layout are identical, ensuring direct socket compatibility.

Q: Are both parts ROHS3 compliant?

A: Yes. Both SN74HC02N-P2 and SN74HC02N carry ROHS3 compliance certification and are suitable for applications requiring environmental compliance.

Q: What is the operating temperature range for both parts?

A: Both parts operate across -40°C to 85°C, supporting industrial and commercial temperature environments.

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