74VHC32M Equivalent & Substitute Parts

Part Overview

The 74VHC32M is a 4-channel 2-input OR gate logic IC manufactured by onsemi in 14-SOIC surface mount packaging. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The 74VHC32M operates across a 2V to 5.5V supply voltage range with low quiescent current and standard propagation delay characteristics suitable for general-purpose logic applications.

Substiute Parts

74VHC32M

onsemiIn Stock: 2119574VHC32M Datasheet

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74AHC32D-Q100J

Nexperia USA Inc.In Stock: 117174AHC32D-Q100J Datasheet

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SN74AHC32D

Texas InstrumentsIn Stock: 4207SN74AHC32D Datasheet

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SN74AHC32DR

Texas InstrumentsIn Stock: 2916SN74AHC32DR Datasheet

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74AHC32D,112

Nexperia USA Inc.In Stock: 101374AHC32D,112 Datasheet

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74AHC32D,118

NXP SemiconductorsIn Stock: 3776374AHC32D,118 Datasheet

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74VHC32D,118

Nexperia USA Inc.In Stock: 262074VHC32D,118 Datasheet

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74VHC32D-Q100J

Nexperia USA Inc.In Stock: 120174VHC32D-Q100J Datasheet

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SN74AHC32MDREP

Texas InstrumentsIn Stock: 844SN74AHC32MDREP Datasheet

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SN74AHC32QDRG4Q1

Texas InstrumentsIn Stock: 3460SN74AHC32QDRG4Q1 Datasheet

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SN74AHC32QDRQ1

Texas InstrumentsIn Stock: 3321SN74AHC32QDRQ1 Datasheet

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SN74AHC32NSR

Texas InstrumentsIn Stock: 4825SN74AHC32NSR Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 74VHC32M is determined by the following critical parameters:

• Logic Function: All substitute parts must be 4-channel 2-input OR gates
• Package Type: 14-SOIC surface mount package with 0.154" width and 3.90mm dimensions
• Electrical Specifications: Supply voltage range 2V ~ 5.5V, quiescent current 2 µA maximum, output current 8mA, propagation delay 7.5ns at 5V with 50pF load
• Input Logic Levels: Low 0.5V ~ 1.65V, High 1.5V ~ 3.85V
• Temperature Range: Operating temperature must support at least -40°C ~ 85°C
• Compliance: ROHS3 compliant, REACH unaffected

Substitute parts are grouped into three categories: direct equivalents (same series and specifications), active alternatives (different manufacturer or series with enhanced specifications), and obsolete alternatives (no longer in production).

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: SN74AHC32DR (Texas Instruments) or 74VHC32D,118 (Nexperia USA Inc.)

Both parts are active products with identical electrical specifications to the 74VHC32M. SN74AHC32DR offers extended temperature range (-40°C ~ 125°C) and is available in Tape & Reel packaging for automated assembly. 74VHC32D,118 maintains the same 74VHC series designation as the original part and is available in active production status.

Secondary Recommendation: 74AHC32D-Q100J or SN74AHC32QDRQ1

These parts include AEC-Q100 automotive qualification and are suitable for applications requiring automotive-grade components. Both maintain identical electrical performance and 14-SOIC packaging.

Extended Temperature Option: SN74AHC32MDREP

This part extends the lower operating temperature to -55°C, providing enhanced performance for extreme environment applications while maintaining all other electrical specifications.

Obsolete Parts to Avoid: 74AHC32D,112 and SN74AHC32D are no longer in active production and should not be selected for new designs.

Frequently Asked Questions (FAQ)

Q: Can I use 74AHC32 series parts as direct replacements for 74VHC32M?

A: Yes. Both 74AHC and 74VHC series parts meet the same electrical specifications for supply voltage, quiescent current, output current, and propagation delay. The 14-SOIC package dimensions are identical. The primary difference is the extended temperature range in 74AHC variants (-40°C ~ 125°C versus -40°C ~ 85°C for the original 74VHC32M).

Q: What is the difference between Tape & Reel and Tube packaging?

A: Tape & Reel packaging is optimized for automated pick-and-place assembly and is the standard for high-volume production. Tube packaging is suitable for manual assembly or lower-volume applications. Both contain the same die and electrical performance.

Q: Are automotive-qualified parts (AEC-Q100) compatible with standard applications?

A: Yes. Automotive-qualified parts such as 74AHC32D-Q100J and SN74AHC32QDRQ1 meet all standard specifications and are fully compatible with non-automotive applications. They undergo additional qualification testing and are suitable for any application requiring the 74VHC32M functionality.

Q: Why does SN74AHC32MDREP have a lower operating temperature limit (-55°C)?

A: The extended lower temperature range (-55°C ~ 125°C) provides enhanced performance in extreme cold environments. This part is suitable for applications requiring operation below -40°C while maintaining all other electrical characteristics identical to standard variants.

Q: Is the 74AHC32D,118 from NXP Semiconductors a suitable replacement?

A: The 74AHC32D,118 is active and meets electrical specifications. However, detailed package and temperature range information is not fully specified in available data. Verify complete specifications with the manufacturer before selection for critical applications.

Q: What packaging should I specify for new production designs?

A: Tape & Reel packaging is recommended for new designs. Active parts available in Tape & Reel include SN74AHC32DR, 74VHC32D,118, 74AHC32D-Q100J, SN74AHC32MDREP, SN74AHC32QDRG4Q1, and SN74AHC32QDRQ1.