MM74HC00MTC NAND Gate IC Equivalent & Substitute Parts

Part Overview

The MM74HC00MTC is a 4-channel 2-input NAND gate logic IC manufactured by onsemi in 14-TSSOP surface mount packaging. This part operates across a 2V to 6V supply voltage range with a maximum propagation delay of 15ns at 6V with 50pF load. The MM74HC00MTC is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production requirements. Substitute parts must maintain functional equivalence through matching logic type, circuit count, input configuration, and electrical performance within acceptable tolerances.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	2V ~ 6V
Current - Quiescent (Max)	2 µA
Current - Output High, Low	5.2mA, 5.2mA
Input Logic Level - Low	0.5V ~ 1.8V
Input Logic Level - High	1.5V ~ 4.2V
Max Propagation Delay @ 6V, 50pF	15ns
Operating Temperature	-40°C ~ 85°C
Package / Case	14-TSSOP (0.173", 4.40mm Width)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the MM74HC00MTC is determined by strict equivalence across the following critical parameters:

Functional Requirements:

Logic Type: NAND Gate (4 channels, 2 inputs per channel)
Voltage Supply Range: 2V ~ 6V minimum
Input/Output Logic Levels: 0.5V ~ 1.8V (Low), 1.5V ~ 4.2V (High)
Output Current Capability: 5.2mA minimum for both High and Low states

Electrical Performance:

Propagation Delay: 15ns maximum at 6V, 50pF load (or faster)
Quiescent Current: 2 µA maximum (or lower)

Physical & Compliance Requirements:

Mounting Type: Surface Mount
Package: 14-TSSOP (0.173", 4.40mm Width) for direct pin-compatible substitution
RoHS3 Compliance: Required
MSL Rating: 1 (Unlimited)

Substitute parts are grouped by relationship type: Direct equivalents maintain identical electrical specifications and product status; Similar parts meet all functional and electrical requirements with minor variations in quiescent current or propagation delay; Upgrade parts provide enhanced specifications (extended temperature range, automotive qualification) while maintaining backward compatibility; Parametric equivalents meet core electrical requirements with packaging or status variations.

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage Supply	Quiescent Current (Max)	Propagation Delay @ 6V, 50pF	Operating Temp	Package	Packaging Type	Automotive Grade
MM74HC00MTC	onsemi	Obsolete	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	14-TSSOP	-	No
MC74HC00ADTR2G	onsemi	Active	2V ~ 6V	1 µA	13ns	-55°C ~ 125°C	14-TSSOP	Tape & Reel	No
NLV74HC00ADTR2G	onsemi	Obsolete	2V ~ 6V	1 µA	19ns	-55°C ~ 125°C	14-TSSOP	Cut Tape & Digi-Reel	Yes (AEC-Q100)
SN74HC00PWR	Texas Instruments	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	14-TSSOP	Cut Tape & Digi-Reel	No
SN74HC00QPWRG4Q1	Texas Instruments	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 125°C	14-TSSOP	Tape & Reel	Yes (AEC-Q100)
SN74HC00QPWRQ1	Texas Instruments	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 125°C	14-TSSOP	Tape & Reel	Yes (AEC-Q100)
74HC00PW,118	Nexperia USA Inc.	Active	2V ~ 6V	40 µA	7ns	-40°C ~ 125°C	14-TSSOP	Cut Tape & Digi-Reel	No
SN74HC00DBR	Texas Instruments	Active	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	14-SSOP	Tape & Reel	No
SN74HC00PW	Texas Instruments	Discontinued at DiGi Electronics	2V ~ 6V	2 µA	15ns	-40°C ~ 85°C	14-TSSOP	Tube	No

Engineering Selection Recommendations

Direct Substitution (Pin-Compatible, Identical Specifications): SN74HC00PWR and SN74HC00PW from Texas Instruments provide direct electrical equivalence to the MM74HC00MTC with identical quiescent current (2 µA), propagation delay (15ns), and operating temperature range (-40°C ~ 85°C). Both maintain 14-TSSOP packaging and ROHS3 compliance. SN74HC00PWR is currently active in production with Cut Tape & Digi-Reel packaging, while SN74HC00PW is discontinued at DiGi Electronics but available in Tube packaging.

Enhanced Substitution (Improved Performance, Extended Temperature): MC74HC00ADTR2G from onsemi offers improved electrical performance with lower quiescent current (1 µA) and faster propagation delay (13ns) while extending the operating temperature range to -55°C ~ 125°C. This part is active in production with Tape & Reel packaging and maintains 14-TSSOP form factor and ROHS3 compliance.

Automotive-Qualified Alternatives: SN74HC00QPWRG4Q1 and SN74HC00QPWRQ1 from Texas Instruments provide AEC-Q100 automotive qualification with extended temperature range (-40°C ~ 125°C) and identical electrical specifications to the main part. Both are active in production with Tape & Reel packaging. NLV74HC00ADTR2G from onsemi also provides AEC-Q100 qualification but is obsolete; it exhibits slower propagation delay (19ns) and is available in Cut Tape & Digi-Reel packaging.

Alternative Packaging (14-SSOP): SN74HC00DBR from Texas Instruments provides identical electrical specifications in 14-SSOP packaging (0.209", 5.30mm Width) instead of 14-TSSOP. This part is suitable only when PCB layout accommodates the wider SSOP package footprint.

Higher Quiescent Current Alternative: 74HC00PW,118 from Nexperia USA Inc. meets all functional requirements but exhibits elevated quiescent current (40 µA) and faster propagation delay (7ns). This part is suitable for applications where power consumption is not critical and faster switching is beneficial.

Frequently Asked Questions (FAQ)

Q: Can I use SN74HC00DBR as a direct replacement for MM74HC00MTC? A: SN74HC00DBR provides identical electrical specifications and is pin-compatible, but the package footprint differs. The DBR variant uses 14-SSOP (0.209", 5.30mm Width) versus the original 14-TSSOP (0.173", 4.40mm Width). PCB layout must accommodate the wider SSOP package. If the PCB is designed for TSSOP, physical substitution is not possible without board redesign.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging? A: Both are surface mount packaging formats suitable for automated assembly. Tape & Reel provides continuous tape for high-volume production runs. Cut Tape & Digi-Reel offers flexibility for lower-volume orders and mixed component picking. Both formats are compatible with standard pick-and-place equipment.

Q: Why does 74HC00PW,118 have higher quiescent current than the original part? A: The 74HC00PW,118 from Nexperia exhibits 40 µA quiescent current compared to 2 µA for the MM74HC00MTC. This difference reflects different manufacturing process technology. The Nexperia part compensates with faster propagation delay (7ns versus 15ns). Selection depends on whether power consumption or switching speed is the priority for the application.

Q: Are automotive-qualified parts backward compatible with non-automotive designs? A: Yes. SN74HC00QPWRG4Q1 and SN74HC00QPWRQ1 are automotive-qualified but fully compatible with standard industrial and commercial applications. Automotive qualification indicates additional testing and reliability assurance; it does not restrict use in non-automotive designs. These parts provide extended temperature range (-40°C ~ 125°C) beneficial for harsh environments regardless of automotive application.

Q: What does AEC-Q100 qualification mean? A: AEC-Q100 is the automotive electronics council qualification standard for integrated circuits. It certifies that the component meets automotive industry reliability, quality, and testing requirements. Parts with AEC-Q100 qualification undergo additional stress testing and quality assurance beyond standard industrial specifications.

Q: Can I substitute the obsolete MM74HC00MTC with another obsolete part like NLV74HC00ADTR2G? A: NLV74HC00ADTR2G is also obsolete but remains in stock (30,100 pcs available). While functionally equivalent, substituting one obsolete part with another does not resolve long-term supply concerns. Active production parts such as MC74HC00ADTR2G, SN74HC00PWR, or SN74HC00QPWRQ1 are recommended for new designs to ensure sustained availability.

Q: What is the significance of ROHS3 compliance? A: ROHS3 (Restriction of Hazardous Substances Directive 3) compliance certifies that the component contains no lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, or polybrominated diphenyl ethers above specified thresholds. All listed substitute parts maintain ROHS3 compliance, ensuring compatibility with environmental regulations and industry standards.

Q: Is MSL 1 (Unlimited) moisture sensitivity important for my application? A: MSL 1 (Unlimited) indicates the component has no moisture sensitivity limitations and requires no special handling or baking procedures before soldering. All listed parts carry MSL 1 rating, eliminating moisture-related assembly concerns and simplifying inventory management.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message