74HCT132N,652 Equivalent & Substitute Parts

Part Overview

The 74HCT132N,652 is a NAND Gate IC featuring 4 channels with 2 inputs per channel and integrated Schmitt Trigger functionality, packaged in a 14-DIP through-hole configuration. Manufactured by NXP USA Inc., this component operates across a 4.5V to 5.5V supply voltage range with a maximum propagation delay of 33ns at 4.5V with 50pF load. The part is classified as obsolete, necessitating identification of equivalent alternatives for new designs or component replenishment in legacy systems.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Features	Schmitt Trigger
Voltage - Supply	4.5V ~ 5.5V
Current - Quiescent (Max)	2 µA
Current - Output High, Low	4mA, 4mA
Input Logic Level - Low	0.5V ~ 0.6V
Input Logic Level - High	1.9V ~ 2.1V
Max Propagation Delay @ V, Max CL	33ns @ 4.5V, 50pF
Operating Temperature	-40°C ~ 125°C
Mounting Type	Through Hole
Package / Case	14-DIP (0.300", 7.62mm)
Base Product Number	74HCT132

Substitute Part Grouping Explanation

Substitution of the 74HCT132N,652 is determined by strict equivalence across the following critical parameters:

Logic configuration: 4-channel NAND gate with 2 inputs per channel
Schmitt Trigger functionality
Electrical specifications: 4.5V ~ 5.5V supply, 2 µA quiescent current, 4mA output drive, 33ns propagation delay
Input/output logic levels and thresholds
Base product number: 74HCT132

Substitute parts must maintain identical electrical performance and logic functionality. Package and mounting type variations are permitted when mechanical constraints allow. Compliance certifications and product status are secondary selection criteria.

Parameter Comparison

Parameter	74HCT132N,652 (Main)	CD74HCT132E (Direct)	74HCT132D,653 (MFR Recommended)
Manufacturer	NXP USA Inc.	Harris Corporation	Nexperia USA Inc.
Logic Type	NAND Gate	NAND Gate	NAND Gate
Number of Circuits	4	4	4
Number of Inputs	2	2	2
Features	Schmitt Trigger	Schmitt Trigger	Schmitt Trigger
Voltage - Supply	4.5V ~ 5.5V	4.5V ~ 5.5V	4.5V ~ 5.5V
Current - Quiescent (Max)	2 µA	2 µA	2 µA
Current - Output High, Low	4mA, 4mA	4mA, 4mA	4mA, 4mA
Input Logic Level - Low	0.5V ~ 0.6V	0.5V ~ 0.6V	0.5V ~ 0.6V
Input Logic Level - High	1.9V ~ 2.1V	1.9V ~ 2.1V	1.9V ~ 2.1V
Max Propagation Delay @ V, Max CL	33ns @ 4.5V, 50pF	33ns @ 4.5V, 50pF	33ns @ 4.5V, 50pF
Operating Temperature	-40°C ~ 125°C	-55°C ~ 125°C	-40°C ~ 125°C
Mounting Type	Through Hole	Through Hole	Surface Mount
Package / Case	14-DIP (0.300", 7.62mm)	14-DIP (0.300", 7.62mm)	14-SOIC (0.154", 3.90mm Width)
Product Status	Obsolete	Obsolete	Active
RoHS Status	ROHS3 Compliant	RoHS non-compliant	ROHS3 Compliant

Engineering Selection Recommendations

CD74HCT132E (Direct Substitute): This Harris Corporation part maintains identical electrical specifications and DIP packaging to the main part. Operating temperature range extends to -55°C, providing enhanced low-temperature performance. However, RoHS non-compliance status must be evaluated against system requirements. This substitute is suitable for through-hole PCB applications requiring pin-for-pin compatibility.

74HCT132D,653 (Manufacturer Recommended): Manufactured by Nexperia USA Inc., this part is classified as active product status, ensuring long-term availability and supply chain stability. Electrical specifications remain fully equivalent. The 14-SOIC surface-mount package requires PCB redesign but offers reduced board space and improved thermal characteristics. ROHS3 compliance aligns with modern manufacturing standards. This substitute is recommended for new designs or PCB revisions where surface-mount technology is feasible.

Frequently Asked Questions (FAQ)

Q: Can CD74HCT132E be used as a direct replacement for 74HCT132N,652?

A: Yes. Both parts share identical logic configuration, electrical specifications, and 14-DIP packaging. Pin-for-pin substitution is possible without circuit modification. RoHS compliance status differs and must be verified against application requirements.

Q: What is the primary advantage of 74HCT132D,653 over the main part?

A: The 74HCT132D,653 maintains active product status, ensuring continued manufacturing and availability. Electrical performance is equivalent. The surface-mount 14-SOIC package requires PCB layout changes but provides space efficiency and improved thermal performance compared to through-hole DIP packaging.

Q: Are there package compatibility constraints between these substitutes?

A: Yes. The main part and CD74HCT132E use 14-DIP through-hole packaging and are mechanically interchangeable. The 74HCT132D,653 uses 14-SOIC surface-mount packaging and requires different PCB footprints and assembly processes. Package selection depends on PCB design and manufacturing capabilities.

Q: Does operating temperature range affect substitution decisions?

A: The CD74HCT132E operates from -55°C to 125°C, extending the lower temperature limit by 15°C compared to the main part and 74HCT132D,653. Selection should be based on application temperature requirements. For standard industrial applications (-40°C to 125°C), all three parts are equivalent.

Q: What compliance considerations apply to these substitutes?

A: The main part and 74HCT132D,653 are ROHS3 compliant. CD74HCT132E is RoHS non-compliant. System-level compliance requirements determine whether RoHS status is a selection criterion. Both compliant parts carry REACH Unaffected status.

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