74VHC00SJ NAND Gate IC Equivalent & Substitute Parts

Part Overview

The 74VHC00SJ is a quad 2-input NAND gate logic IC manufactured by onsemi in a 14-SOP surface mount package. This part is classified as obsolete, making equivalent and substitute parts necessary for new designs and production continuity. The 74VHC00SJ operates across a 2V to 5.5V supply voltage range and is suitable for general-purpose digital logic applications requiring low power consumption and fast propagation delays.

Key Parameters

Parameter	Value
Logic Type	NAND Gate
Number of Circuits	4
Number of Inputs	2
Voltage - Supply	2V ~ 5.5V
Current - Quiescent (Max)	2 µA
Current - Output High, Low	8mA, 8mA
Max Propagation Delay @ 5V, 50pF	7.5ns
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	14-SOIC (0.209", 5.30mm Width)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the 74VHC00SJ is determined by the following critical parameters:

Logic Function: All substitutes must be quad 2-input NAND gates (4 circuits, 2 inputs per circuit)
Supply Voltage Range: Minimum 2V to 5.5V compatibility required
Output Drive Current: 8mA minimum for both high and low states
Propagation Delay: 7.5ns maximum at 5V with 50pF load
Quiescent Current: 2 µA maximum
Mounting Type: Surface mount only
Package Compatibility: 14-SOIC footprint with 0.209" width (5.30mm) or compatible 14-SO variants

The 74AHC00 series from Texas Instruments and Nexperia provides direct functional equivalence with enhanced specifications. All substitute parts maintain the core NAND gate functionality while offering active product status and improved temperature operating ranges.

Parameter Comparison

Parameter	74VHC00SJ (Main)	SN74AHC00NSR	74AHC00D,118	SN74AHC00D	SN74AHC00DR	SN74AHC00MDREP	SN74AHC00QDRQ1
Manufacturer	onsemi	Texas Instruments	Nexperia USA Inc.	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Logic Type	NAND Gate	NAND Gate	NAND Gate	NAND Gate	NAND Gate	NAND Gate	NAND Gate
Number of Circuits	4	4	4	4	4	4	4
Number of Inputs	2	2	2	2	2	2	2
Voltage - Supply	2V ~ 5.5V	2V ~ 5.5V	2V ~ 5.5V	2V ~ 5.5V	2V ~ 5.5V	2V ~ 5.5V	2V ~ 5.5V
Current - Quiescent (Max)	2 µA	2 µA	2 µA	2 µA	2 µA	2 µA	2 µA
Current - Output High, Low	8mA, 8mA	8mA, 8mA	8mA, 8mA	8mA, 8mA	8mA, 8mA	8mA, 8mA	8mA, 8mA
Max Propagation Delay @ 5V, 50pF	7.5ns	7.5ns	7.5ns	7.5ns	7.5ns	7.5ns	7.5ns
Operating Temperature	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-55°C ~ 125°C	-40°C ~ 125°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	14-SOIC (0.209", 5.30mm)	14-SOIC (0.209", 5.30mm)	14-SOIC (0.154", 3.90mm)	14-SOIC (0.154", 3.90mm)	14-SOIC (0.154", 3.90mm)	14-SOIC (0.154", 3.90mm)	14-SOIC (0.154", 3.90mm)
Product Status	Obsolete	Active	Active	Discontinued at DiGi Electronics	Active	Active	Active
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Grade	Standard	Standard	Standard	Standard	Standard	Standard	Automotive (AEC-Q100)

Engineering Selection Recommendations

Primary Recommendation: SN74AHC00DR (Texas Instruments)

The SN74AHC00DR is the preferred substitute for the 74VHC00SJ. This part maintains identical electrical specifications while offering active product status, ROHS3 compliance, and extended operating temperature range (-40°C to 125°C). The 14-SOIC package with 0.154" width is mechanically compatible with standard 14-SOIC footprints. With 21,880 units in stock, supply continuity is assured.

Secondary Recommendation: SN74AHC00NSR (Texas Instruments)

The SN74AHC00NSR provides an alternative with the same electrical performance and active status. This variant is supplied in tape and reel packaging and maintains the 0.209" package width matching the original 74VHC00SJ footprint more closely. Inventory of 4,200 units supports production requirements.

Extended Temperature Option: SN74AHC00MDREP (Texas Instruments)

For applications requiring extended temperature operation, the SN74AHC00MDREP operates from -55°C to 125°C, providing additional thermal margin. This part is suitable for industrial and harsh environment applications while maintaining all core electrical specifications.

Automotive Grade Option: SN74AHC00QDRQ1 (Texas Instruments)

The SN74AHC00QDRQ1 is AEC-Q100 qualified for automotive applications. This part meets automotive reliability standards while maintaining identical electrical performance and active product status.

Alternative Manufacturer: 74AHC00D,118 (Nexperia USA Inc.)

The Nexperia 74AHC00D,118 provides functional equivalence with active product status and ROHS3 compliance. This option offers supply diversification with 2,480 units available. Package width is 0.154" (3.90mm), standard for modern 14-SOIC implementations.

Frequently Asked Questions (FAQ)

Q: Can I use SN74AHC00DR as a direct replacement for 74VHC00SJ?

A: Yes. The SN74AHC00DR is electrically equivalent with identical supply voltage range (2V to 5.5V), quiescent current (2 µA max), output drive current (8mA), and propagation delay (7.5ns @ 5V, 50pF). Both are quad 2-input NAND gates in 14-SOIC surface mount packages. The operating temperature range is extended on the substitute part (-40°C to 125°C versus -40°C to 85°C), which is a performance improvement.

Q: What is the difference between the package widths listed (0.209" vs 0.154")?

A: Both dimensions refer to 14-SOIC packages but represent different manufacturing standards. The 0.209" width (5.30mm) is the original wide-body SOIC standard, while 0.154" (3.90mm) is the modern narrow-body SOIC standard. Both packages are mechanically compatible with standard 14-SOIC PCB footprints, though the narrow-body variant is more commonly used in current production.

Q: Why does SN74AHC00MDREP have a wider operating temperature range?

A: The SN74AHC00MDREP is specified for -55°C to 125°C operation, compared to -40°C to 125°C for other 74AHC00 variants. This extended lower temperature limit is a manufacturing specification that provides additional thermal margin for applications in extreme environments. The electrical performance remains identical across all temperature variants.

Q: Is SN74AHC00QDRQ1 suitable for non-automotive applications?

A: Yes. The SN74AHC00QDRQ1 is AEC-Q100 qualified, meaning it meets automotive reliability and qualification standards. This qualification does not restrict its use in non-automotive applications. It provides the same electrical performance as other 74AHC00 variants with additional quality assurance documentation.

Q: What does ROHS3 compliance mean for these parts?

A: ROHS3 compliance indicates the part meets the Restriction of Hazardous Substances Directive 3, which restricts the use of specific hazardous materials in electrical and electronic equipment. All substitute parts listed are ROHS3 compliant, ensuring environmental and regulatory compliance for new designs.

Q: Can I mix different manufacturers' 74AHC00 parts in the same design?

A: Yes. All listed substitute parts (Texas Instruments SN74AHC00 variants and Nexperia 74AHC00D,118) are functionally and electrically equivalent. They can be used interchangeably in the same circuit design. Mixing manufacturers may be beneficial for supply chain resilience.

Q: Which substitute part has the best availability?

A: The SN74AHC00DR has the highest inventory with 21,880 units in stock, followed by SN74AHC00NSR with 4,200 units. Both are active products from Texas Instruments with reliable long-term availability.

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