SN74HC10PWT NAND Gate IC Equivalent & Substitute Parts

Part Overview

The SN74HC10PWT is a 3-channel, 3-input NAND gate logic IC manufactured by Texas Instruments in 14-TSSOP surface mount packaging. This part is discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing design support and production requirements. The 74HC10 series provides standard NAND gate functionality across the 74HC logic family, with multiple manufacturers offering compatible alternatives that maintain electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	3
Number of Inputs	3
Voltage Supply Range	2V ~ 6V
Operating Temperature Range	-40°C ~ 85°C
Package Type	14-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Max Propagation Delay	16ns @ 6V, 50pF
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the SN74HC10PWT is determined by the following critical parameters:

Logic Function: All substitutes must provide 3-channel, 3-input NAND gate functionality
Electrical Specifications: Supply voltage range (2V ~ 6V), quiescent current, output current, input logic levels, and propagation delay must be equivalent or superior
Package Compatibility: 14-TSSOP surface mount package is mandatory for direct PCB replacement
Operating Temperature: Minimum -40°C support required; extended range (-55°C or -40°C ~ 125°C) available in select alternatives
Compliance: RoHS3 compliance and REACH unaffected status maintained across all substitutes

Substitutes are categorized as:

Parametric Equivalent: Identical electrical and mechanical specifications, different manufacturer or product status
Upgrade: Enhanced specifications (extended temperature range, improved performance) while maintaining base compatibility
Manufacturer Recommended: Alternative source with equivalent or superior performance characteristics

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage Supply	Operating Temp	Quiescent Current (Max)	Packaging	Grade
SN74HC10PWT	Texas Instruments	Discontinued	2V ~ 6V	-40°C ~ 85°C	2 µA	Tape & Reel	Standard
SN74HC10PWR	Texas Instruments	Active	2V ~ 6V	-40°C ~ 85°C	2 µA	Tape & Reel	Standard
74HC10PW,112	Nexperia USA Inc.	Obsolete	2V ~ 6V	-40°C ~ 125°C	2 µA	Tube	Standard
74HC10PW,118	NXP Semiconductors	Active	2V ~ 6V	Not Specified	Not Specified	Bulk	Standard
74HC10PW-Q100J	Nexperia USA Inc.	Active	2V ~ 6V	-40°C ~ 125°C	2 µA	Tape & Reel	Automotive (AEC-Q100)
MC74HC10ADTR2G	onsemi	Active	2V ~ 6V	-55°C ~ 125°C	1 µA	Tape & Reel	Standard

Engineering Selection Recommendations

Primary Substitute - SN74HC10PWR (Texas Instruments)

SN74HC10PWR is the direct parametric equivalent with identical electrical specifications and operating temperature range. As an active product from the original manufacturer, this part provides continuity for designs currently using SN74HC10PWT. Tape & Reel packaging maintains production compatibility.

Extended Temperature Alternative - 74HC10PW-Q100J (Nexperia USA Inc.)

This part extends the operating temperature range to -40°C ~ 125°C and includes AEC-Q100 automotive qualification. Select this option for applications requiring automotive-grade components or extended temperature operation. Active product status ensures long-term availability.

Wide Temperature Range Alternative - MC74HC10ADTR2G (onsemi)

MC74HC10ADTR2G provides the widest operating temperature range (-55°C ~ 125°C) and lowest quiescent current (1 µA). This option is suitable for extreme environment applications or designs requiring superior power efficiency. Active product status and Tape & Reel packaging support production requirements.

Avoid - 74HC10PW,112 (Nexperia USA Inc.) and 74HC10PW,118 (NXP Semiconductors)

74HC10PW,112 is obsolete; 74HC10PW,118 lacks complete electrical specifications. These parts present supply chain and documentation risks and should not be selected for new designs or production.

Frequently Asked Questions (FAQ)

Q: Can SN74HC10PWR directly replace SN74HC10PWT on existing PCBs?

A: Yes. SN74HC10PWR is a parametric equivalent with identical electrical specifications, operating temperature range, and 14-TSSOP package. No circuit modifications are required.

Q: What is the difference between the substitute parts?

A: SN74HC10PWR matches the original specifications exactly. 74HC10PW-Q100J and MC74HC10ADTR2G extend the operating temperature range to -40°C ~ 125°C and -55°C ~ 125°C respectively, with MC74HC10ADTR2G offering lower quiescent current (1 µA vs. 2 µA). 74HC10PW-Q100J includes automotive qualification (AEC-Q100).

Q: Which substitute should I select for a new design?

A: For standard applications, SN74HC10PWR provides the most direct replacement. For automotive applications or extended temperature requirements, select 74HC10PW-Q100J. For extreme temperature environments or power-sensitive designs, select MC74HC10ADTR2G.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All listed substitutes maintain RoHS3 compliance and REACH unaffected status, consistent with the original SN74HC10PWT.

Q: Does packaging type affect substitutability?

A: All substitutes use the 14-TSSOP surface mount package, ensuring PCB compatibility. Packaging format (Tape & Reel, Tube, Bulk) affects handling and production logistics but not electrical or mechanical compatibility.

Q: What is the propagation delay specification for all substitutes?

A: All substitutes maintain the 16ns maximum propagation delay at 6V with 50pF load, ensuring timing compatibility in existing circuit designs.

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