MM74HC00M NAND Gate IC Equivalent & Substitute Parts

Part Overview

The MM74HC00M is a 4-channel 2-input NAND gate logic IC manufactured by onsemi in 14-SOIC surface mount packaging. This part operates across a 2V to 6V supply voltage range with low quiescent current and is suitable for general-purpose digital logic applications. The part is currently active in production with full RoHS3 compliance and unlimited moisture sensitivity rating.

Substitute parts are necessary when the MM74HC00M becomes unavailable, when alternative packaging formats are required for assembly processes, or when extended operating temperature ranges are needed for specific application environments.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Voltage Supply Range	2V to 6V
Current Quiescent (Max)	2 µA
Current Output High/Low	5.2mA / 5.2mA
Input Logic Level Low	0.5V to 1.8V
Input Logic Level High	1.5V to 4.2V
Max Propagation Delay	15ns @ 6V, 50pF
Operating Temperature	-40°C to 85°C
Package Type	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MM74HC00M is determined by strict adherence to the following electrical and mechanical parameters:

Critical Substitution Parameters:

Logic function: 4-channel 2-input NAND gate
Package type: 14-SOIC surface mount form factor
Voltage supply range: Minimum 2V to 6V compatibility
Output current capability: 5.2mA minimum for both high and low states
Input logic thresholds: Compatible with 0.5V–1.8V (low) and 1.5V–4.2V (high) ranges
Propagation delay: Maximum 15ns at 6V with 50pF load
RoHS compliance: ROHS3 compliant preferred for new designs

Parts are grouped as direct substitutes when all electrical parameters match the MM74HC00M specification. Parts with improved specifications (lower quiescent current, faster propagation delay, extended temperature range) are classified as upgrades. Parts with obsolete or discontinued status are noted for reference only.

Parameter Comparison

Part Number	Manufacturer	Voltage Supply	Quiescent Current (Max)	Propagation Delay	Operating Temp	Packaging	Product Status	RoHS Status
MM74HC00M	onsemi	2V–6V	2 µA	15ns @ 6V, 50pF	-40°C to 85°C	Tube	Active	ROHS3 Compliant
MC74HC00ADG	onsemi	2V–6V	1 µA	13ns @ 6V, 50pF	-55°C to 125°C	Tube	Active	ROHS3 Compliant
MC74HC00ADR2G	onsemi	2V–6V	1 µA	13ns @ 6V, 50pF	-55°C to 125°C	Cut Tape & Digi-Reel	Active	ROHS3 Compliant
SN74HC00DR	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-40°C to 85°C	Cut Tape & Digi-Reel	Active	ROHS3 Compliant
SN74HC00D	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-40°C to 85°C	Tube	Discontinued at DiGi Electronics	ROHS3 Compliant
SN74HC00DG4	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-40°C to 85°C	Tube	Discontinued at DiGi Electronics	ROHS3 Compliant
SN74HC00DT	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-40°C to 85°C	Tape & Reel	Discontinued at DiGi Electronics	ROHS3 Compliant
CD74HC00M96	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-55°C to 125°C	Cut Tape & Digi-Reel	Active	ROHS3 Compliant
CD74HC00MT	Texas Instruments	2V–6V	2 µA	15ns @ 6V, 50pF	-55°C to 125°C	Tape & Reel	Discontinued at DiGi Electronics	ROHS3 Compliant
CD74HC00M	Harris Corporation	2V–6V	2 µA	15ns @ 6V, 50pF	-55°C to 125°C	Tube	Obsolete	RoHS Non-Compliant
74VHC00M	Fairchild Semiconductor	2V–6V	—	—	—	—	Active	—

Engineering Selection Recommendations

Active Production Parts (Recommended for New Designs):

MC74HC00ADG and MC74HC00ADR2G (onsemi) are preferred upgrades to MM74HC00M. Both offer improved specifications with 1 µA quiescent current (50% reduction), faster 13ns propagation delay, and extended operating temperature range of -55°C to 125°C. These parts maintain full ROHS3 compliance and identical electrical functionality. Selection between ADG (tube) and ADR2G (cut tape & digi-reel) depends on assembly process requirements.

SN74HC00DR (Texas Instruments) is a direct electrical equivalent in cut tape & digi-reel packaging. It maintains identical electrical specifications to MM74HC00M with active product status and ROHS3 compliance. This part is suitable for applications requiring alternative packaging formats.

CD74HC00M96 (Texas Instruments) provides extended operating temperature range (-55°C to 125°C) with identical electrical performance to MM74HC00M. Available in cut tape & digi-reel packaging with active status and ROHS3 compliance.

Discontinued Parts (Not Recommended for New Designs):

SN74HC00D, SN74HC00DG4, SN74HC00DT, and CD74HC00MT are discontinued at DiGi Electronics and should not be selected for new production designs. These parts remain available in existing inventory but lack long-term supply assurance.

Obsolete Parts (Not Recommended):

CD74HC00M (Harris Corporation) is obsolete and RoHS non-compliant. This part should not be used in new designs.

Limited Information:

74VHC00M (Fairchild Semiconductor) lacks complete electrical specification data in the provided parameters and cannot be fully evaluated for substitution compatibility.

Frequently Asked Questions (FAQ)

Q: Can MC74HC00ADG replace MM74HC00M directly?

A: Yes. MC74HC00ADG is electrically compatible with MM74HC00M. Both are 4-channel 2-input NAND gates in 14-SOIC packaging with identical logic function, input/output thresholds, and output current ratings. MC74HC00ADG offers improved specifications (lower quiescent current, faster propagation delay, extended temperature range) and maintains ROHS3 compliance. The only difference is packaging format: ADG uses tube packaging while MM74HC00M also uses tube, making this a direct substitution.

Q: What is the difference between MC74HC00ADR2G and MC74HC00ADG?

A: Both parts are electrically identical with the same logic function, electrical specifications, and performance characteristics. The difference is packaging format: ADG is supplied in tube packaging, while ADR2G is supplied in cut tape & digi-reel format. Selection depends on assembly process requirements and volume handling procedures.

Q: Why would I choose SN74HC00DR over MM74HC00M?

A: SN74HC00DR is a direct electrical equivalent with identical specifications to MM74HC00M. Selection is based on packaging preference (cut tape & digi-reel vs. tube) and supply chain availability. Both maintain active product status and ROHS3 compliance.

Q: Can I use CD74HC00M96 in place of MM74HC00M?

A: Yes. CD74HC00M96 is electrically compatible with MM74HC00M and offers an extended operating temperature range (-55°C to 125°C vs. -40°C to 85°C). This makes it suitable for applications requiring wider temperature operation. It is available in cut tape & digi-reel packaging with active status and ROHS3 compliance.

Q: Are discontinued parts like SN74HC00D still usable?

A: Discontinued parts remain functionally compatible but lack long-term supply assurance. SN74HC00D is electrically equivalent to MM74HC00M with identical specifications and ROHS3 compliance. However, for new production designs, active parts like SN74HC00DR or MC74HC00ADR2G are recommended to ensure sustained availability.

Q: What does ROHS3 compliance mean for substitution?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances regulations and is suitable for use in regulated markets and applications requiring environmental compliance. All recommended active substitutes maintain ROHS3 compliance, ensuring regulatory compatibility with MM74HC00M.

Q: Can I use 74VHC00M as a substitute?

A: 74VHC00M cannot be fully evaluated for substitution due to incomplete electrical specification data in available parameters. Detailed electrical characteristics, operating temperature range, and quiescent current specifications are not provided. Verification against complete datasheets is required before selection.

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