MM74HC132N NAND Gate IC Equivalent & Substitute Parts

Part Overview

The MM74HC132N is a 4-channel NAND gate IC with Schmitt trigger inputs manufactured by onsemi in a 14-MDIP package. This logic component operates across a 2V to 6V supply voltage range and is designed for digital signal processing applications requiring noise immunity through Schmitt trigger functionality. The MM74HC132N is classified as obsolete, making equivalent substitute parts necessary for ongoing design support and procurement.

Substiute Parts

MM74HC132N

onsemiIn Stock: 3573MM74HC132N Datasheet

Current PartRFQ

CD74HC132E

Texas InstrumentsIn Stock: 1509CD74HC132E Datasheet

DirectRFQ

SN74HC132N

Texas InstrumentsIn Stock: 2037SN74HC132N Datasheet

DirectRFQ

TC74HC132APF

Toshiba Semiconductor and StorageIn Stock: 2182TC74HC132APF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MM74HC132N are qualified based on the following criteria:

Functional Equivalence: All substitute parts maintain the same logic type (NAND Gate), circuit count (4 channels), input configuration (2 inputs per gate), and Schmitt trigger feature set.

Electrical Compatibility: Supply voltage range (2V ~ 6V), quiescent current (2 µA maximum), output current ratings (5.2mA), and propagation delay characteristics must remain within specified tolerances.

Package Compatibility: All substitute parts use the 14-DIP (0.300", 7.62mm) package format with through-hole mounting, ensuring mechanical and electrical interchangeability on printed circuit boards.

Operating Temperature Range: Substitute parts must support the minimum operating temperature of -40°C and maximum of 85°C, or exceed this range.

The substitute parts are categorized as follows:

Direct Substitutes (Functionally and Electrically Identical):

• SN74HC132N (Texas Instruments)
• CD74HC132E (Texas Instruments)

Similar Substitute (Enhanced Performance Characteristics):

• TC74HC132APF (Toshiba Semiconductor and Storage)

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

SN74HC132N and CD74HC132E are functionally equivalent to the MM74HC132N across all critical electrical and mechanical parameters. Both are manufactured by Texas Instruments and carry Active product status with ROHS3 compliance certification. These parts are suitable for direct substitution in existing designs without circuit modification.

For Enhanced Performance Applications:

TC74HC132APF offers improved quiescent current performance (1 µA versus 2 µA) and faster propagation delay (19ns versus 21ns), making it suitable for power-sensitive or timing-critical applications. The extended input logic level low threshold (0.3V ~ 1.5V) provides additional noise margin in certain signal environments. TC74HC132APF maintains full compatibility with the original MM74HC132N pinout and package format.

For Extended Temperature Range Requirements:

CD74HC132E supports an operating temperature range of -55°C to 125°C, exceeding the MM74HC132N specification of -40°C to 85°C. This part is recommended for applications requiring operation beyond standard industrial temperature limits.

All substitute parts are REACH Unaffected and classified under ECCN EAR99, maintaining the same regulatory compliance profile as the original component.

Frequently Asked Questions (FAQ)

Q: Can SN74HC132N be used as a direct replacement for MM74HC132N?

A: Yes. SN74HC132N is electrically and mechanically equivalent to MM74HC132N. Both parts share identical logic configuration (4-channel NAND gate with Schmitt trigger), supply voltage range (2V ~ 6V), output current ratings (5.2mA), propagation delay (21ns @ 6V, 50pF), and operating temperature range (-40°C ~ 85°C). The 14-DIP package format is identical, enabling direct PCB substitution without design changes.

Q: What is the difference between CD74HC132E and SN74HC132N?

A: Both parts are Texas Instruments 74HC132 NAND gate ICs with identical electrical specifications. The primary difference is operating temperature range: CD74HC132E supports -55°C to 125°C, while SN74HC132N supports -40°C to 85°C. CD74HC132E is specified for extended temperature applications. Both are packaged in 14-DIP format and are ROHS3 compliant.

Q: Why is TC74HC132APF listed as a similar substitute rather than a direct substitute?

A: TC74HC132APF exhibits improved performance characteristics compared to MM74HC132N: quiescent current is reduced to 1 µA (versus 2 µA) and propagation delay is faster at 19ns (versus 21ns). The input logic level low threshold extends to 1.5V (versus 1.2V). These enhancements make TC74HC132APF suitable for power-constrained or timing-critical designs. All other parameters remain compatible, and the 14-DIP package ensures mechanical interchangeability.

Q: Are all substitute parts RoHS compliant?

A: Yes. SN74HC132N, CD74HC132E, and TC74HC132APF are all ROHS3 compliant. The original MM74HC132N RoHS status was not specified in the provided data. All substitute parts meet current environmental and regulatory requirements for electronic component manufacturing.

Q: Can these parts be used interchangeably in high-speed digital circuits?

A: Yes, within the specified propagation delay parameters. All parts maintain a maximum propagation delay of 21ns at 6V with 50pF load, except TC74HC132APF which achieves 19ns. For applications requiring timing margins below 19ns, TC74HC132APF provides additional performance headroom. The Schmitt trigger input feature ensures reliable operation in noisy signal environments across all substitute options.

Q: What packaging options are available for 74HC132 NAND gate ICs?

A: All listed parts are supplied in 14-DIP (0.300", 7.62mm) through-hole package format. This package type is standard for the 74HC132 logic family and ensures mechanical compatibility with legacy PCB designs. Packaging variations (Tube) do not affect electrical performance or pinout configuration.