74LVC1G38GV-Q100H NAND Gate IC Equivalent & Substitute Parts

Part Overview

The 74LVC1G38GV-Q100H is a single-channel, 2-input NAND gate IC with open drain output in SC-74A packaging, manufactured by Nexperia USA Inc. This logic gate is designed for low-voltage applications with supply voltage range of 1.65V to 5.5V and automotive-grade qualification (AEC-Q100). The part is currently active in production. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, supply chain considerations, or packaging preferences.

Substiute Parts

74LVC1G38GV-Q100H

Nexperia USA Inc.In Stock: 109774LVC1G38GV-Q100H Datasheet

Current PartRFQ

74LVC1G38GV,125

NXP USA Inc.In Stock: 14812974LVC1G38GV,125 Datasheet

Parametric EquivalentRFQ

NC7SZ38M5X

Fairchild SemiconductorIn Stock: 20450NC7SZ38M5X Datasheet

SimilarRFQ

SN74LVC1G38DBVR

Texas InstrumentsIn Stock: 32210SN74LVC1G38DBVR Datasheet

Parametric EquivalentRFQ

SN74LVC1G38DBVT

Texas InstrumentsIn Stock: 10157SN74LVC1G38DBVT Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 74LVC1G38GV-Q100H are classified based on strict electrical and mechanical compatibility criteria. All substitutes maintain the core functional requirements: single-channel 2-input NAND gate with open drain output, supply voltage range of 1.65V to 5.5V, output current capability of 32mA, and surface mount technology.

Substitutes are grouped into two categories:

Parametric Equivalents maintain all critical electrical specifications including quiescent current (4 µA), propagation delay (3.9ns @ 5V, 50pF), input logic levels (0.7V ~ 0.8V low, 1.7V ~ 2V high), and operating temperature range (-40°C ~ 125°C). These parts differ only in packaging format or supplier.

Similar Parts maintain core logic function and supply voltage compatibility but may vary in secondary parameters such as quiescent current (2 µA to 10 µA), propagation delay (4.3ns), or operating temperature range (-40°C ~ 85°C). These parts are suitable for applications where the secondary parameter variations do not impact system performance.

Parameter Comparison

Engineering Selection Recommendations

74LVC1G38GV,125 (NXP USA Inc.) is a parametric equivalent suitable for direct substitution. It maintains identical electrical specifications and automotive-grade compliance. The difference in packaging type (Bulk vs. Tape & Reel) does not affect electrical performance and may be selected based on procurement requirements.

SN74LVC1G38DBVR and SN74LVC1G38DBVT (Texas Instruments) are parametric equivalents with ROHS3 compliance and AEC-Q100 qualification. Quiescent current is specified at 10 µA compared to 4 µA for the main part; however, propagation delay and output current remain identical. These parts are suitable for applications where the increased quiescent current does not impact power budget constraints. SN74LVC1G38DBVT is supplied in Tape & Reel format, while SN74LVC1G38DBVR is supplied in Cut Tape & Digi-Reel format.

NC7SZ38M5X (Fairchild Semiconductor) is a similar part with lower quiescent current (2 µA) and slightly increased propagation delay (4.3ns vs. 3.9ns). Operating temperature range is limited to -40°C ~ 85°C. This part is suitable for applications where the reduced operating temperature range and increased propagation delay are acceptable trade-offs for lower power consumption.

All substitute parts maintain open drain output configuration, 2-input NAND gate logic, and surface mount technology. Selection should be based on specific application requirements regarding quiescent current, propagation delay, operating temperature range, and packaging format availability.

Frequently Asked Questions (FAQ)

Q: Can 74LVC1G38GV,125 replace 74LVC1G38GV-Q100H directly?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, supply voltage range, quiescent current, output current, propagation delay, and operating temperature range. The difference is packaging type (Bulk vs. Tape & Reel) and supplier designation. Electrical performance and compatibility are equivalent.

Q: What is the difference between the Texas Instruments SN74LVC1G38DBVR and SN74LVC1G38DBVT?

A: Both parts are electrically identical with identical propagation delay (3.9ns) and output current (32mA). The difference is packaging format: SN74LVC1G38DBVR is supplied in Cut Tape & Digi-Reel format, while SN74LVC1G38DBVT is supplied in Tape & Reel format. Selection depends on assembly line equipment compatibility and procurement preferences.

Q: Is NC7SZ38M5X suitable for automotive applications?

A: NC7SZ38M5X is not specified with automotive-grade qualification or AEC-Q100 certification. It is suitable for commercial-grade applications. The operating temperature range is limited to -40°C ~ 85°C compared to -40°C ~ 125°C for the main part. Use in automotive applications requires verification against specific application temperature requirements.

Q: What are the key parameters that determine substitutability?

A: Substitutability is determined by: logic type (NAND gate), number of circuits (1), number of inputs (2), open drain output feature, supply voltage range (1.65V ~ 5.5V), output current capability (32mA), and surface mount technology. Secondary parameters including quiescent current, propagation delay, and operating temperature range may vary within acceptable limits depending on application requirements.

Q: Can I use NC7SZ38M5X in place of 74LVC1G38GV-Q100H in a high-temperature application?

A: No. NC7SZ38M5X has a maximum operating temperature of 85°C, while 74LVC1G38GV-Q100H operates to 125°C. For applications requiring the full -40°C ~ 125°C temperature range, use 74LVC1G38GV,125, SN74LVC1G38DBVR, or SN74LVC1G38DBVT.

Q: Are all substitute parts RoHS3 compliant?

A: 74LVC1G38GV-Q100H, SN74LVC1G38DBVR, and SN74LVC1G38DBVT are specified as ROHS3 compliant. RoHS compliance status for 74LVC1G38GV,125 and NC7SZ38M5X is not provided in the available specifications.