74LVC1G19GF,132 Equivalent & Substitute Parts

Part Overview

The 74LVC1G19GF,132 is a single decoder/demultiplexer logic IC manufactured by Nexperia USA Inc. in the 74LVC series. This device implements a 1 x 1:2 decoder/demultiplexer function in a 6-XSON (SOT891) surface mount package. The part is currently listed as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Substiute Parts

74LVC1G19GF,132

Nexperia USA Inc.In Stock: 78774LVC1G19GF,132 Datasheet

Current PartRFQ

74LVC1G19GS,132

NXP USA Inc.In Stock: 6087274LVC1G19GS,132 Datasheet

DirectRFQ

74LVC1G19GM,115

NXP SemiconductorsIn Stock: 16164474LVC1G19GM,115 Datasheet

Parametric EquivalentRFQ

74LVC1G19GM,132

NXP SemiconductorsIn Stock: 258598374LVC1G19GM,132 Datasheet

Parametric EquivalentRFQ

74LVC1G19GN,132

NXP USA Inc.In Stock: 416574LVC1G19GN,132 Datasheet

Parametric EquivalentRFQ

NC7SZ19FHX

Fairchild SemiconductorIn Stock: 17278NC7SZ19FHX Datasheet

SimilarRFQ

NC7SZ19L6X

Fairchild SemiconductorIn Stock: 35198NC7SZ19L6X Datasheet

SimilarRFQ

NL7SZ19MUR2G

onsemiIn Stock: 773NL7SZ19MUR2G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the 74LVC1G19GF,132 is determined by the following critical parameters:

Functional Equivalence: All substitute parts must implement a 1 x 1:2 decoder/demultiplexer function with identical circuit configuration.

Electrical Compatibility: Output current capability (32mA high/low), supply voltage range (1.65V ~ 5.5V), and operating temperature range (-40°C ~ 125°C) must be maintained or exceeded.

Package Compatibility: Surface mount packages with 6-pin configurations are acceptable. Variations in package footprint (SOT891, SOT1202, SOT886, 6-MicroPak2™, 6-UDFN) are permissible provided PCB layout accommodates the specific package dimensions.

Regulatory Compliance: RoHS3 compliance and REACH unaffected status are maintained across all active substitute parts.

Substitute parts are grouped into three categories:

Direct Manufacturer Equivalents (NXP/Nexperia): Parts sharing the 74LVC1G19 base number with different package variants or manufacturing codes.

Parametric Equivalents (NXP/Nexperia): Parts with identical electrical specifications but alternative package designations (SOT886 vs. SOT891).

Similar Parts (Fairchild/onsemi): Parts from alternative manufacturers (NC7SZ19 series, NL7SZ19 series) with matching functional and electrical specifications but different package families.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: 74LVC1G19GM,132 (NXP Semiconductors)

This part is the preferred substitute due to active product status, highest inventory availability (2,585,892 units), identical electrical specifications, and confirmed RoHS3 compliance. The SOT886 package (1.45x1mm) is a standard industry footprint with established PCB design libraries.

Secondary Recommendation: 74LVC1G19GS,132 (NXP USA Inc.)

Active product status with substantial inventory (60,801 units). Electrical specifications are identical to the original part. The SOT1202 package variant requires PCB layout verification but maintains full functional compatibility.

Tertiary Recommendation: 74LVC1G19GN,132 (NXP USA Inc.)

Active product status with lower inventory (4,061 units). Identical electrical specifications. The 0.9x1mm package footprint is the smallest variant and suitable for space-constrained applications.

Alternative Consideration: NC7SZ19FHX (Fairchild Semiconductor)

Active product status with adequate inventory (17,257 units). Electrical specifications are identical except for reduced operating temperature range (-40°C to +85°C versus +125°C). The 6-MicroPak2™ package is a compact alternative. This part is suitable for applications not requiring the extended temperature range of the original specification.

Not Recommended: NL7SZ19MUR2G (onsemi)

Although functionally equivalent, this part is obsolete with limited inventory (669 units). The reduced operating temperature range (-40°C to +85°C) further restricts its applicability. New designs should not select this part.

Frequently Asked Questions (FAQ)

Q: Can I use 74LVC1G19GM,132 as a direct replacement for 74LVC1G19GF,132?

A: Yes. Both parts implement identical 1 x 1:2 decoder/demultiplexer logic with matching output current (32mA), supply voltage range (1.65V ~ 5.5V), and operating temperature range (-40°C ~ 125°C). The primary difference is the package variant (SOT886 vs. SOT891). PCB layout must accommodate the SOT886 footprint dimensions (1.45x1mm).

Q: What is the difference between the NXP 74LVC1G19 variants (GF, GS, GM, GN)?

A: All variants share the same base part number (74LVC1G19) and implement identical decoder/demultiplexer functionality. The suffix letters and numbers indicate different package variants and manufacturing codes. GF uses SOT891, GS uses SOT1202, GM uses SOT886, and GN uses a 0.9x1mm package. Electrical performance is identical across all variants.

Q: Can I substitute a Fairchild NC7SZ19FHX for the original 74LVC1G19GF,132?

A: Functional and electrical substitution is possible with one limitation: the NC7SZ19FHX operating temperature range is -40°C to +85°C, compared to -40°C to +125°C for the original part. If your application operates within -40°C to +85°C, this part is compatible. The 6-MicroPak2™ package requires PCB layout verification.

Q: Why is the 74LVC1G19GF,132 listed as obsolete?

A: The original part has been discontinued by the manufacturer. Active equivalent parts from NXP (74LVC1G19GM,132, 74LVC1G19GS,132, 74LVC1G19GN,132) are available as direct replacements with identical specifications and superior inventory availability.

Q: Are all substitute parts RoHS3 compliant?

A: RoHS3 compliance is confirmed for 74LVC1G19GM,132 and NL7SZ19MUR2G. Compliance status for 74LVC1G19GS,132, 74LVC1G19GN,132, NC7SZ19FHX, and NC7SZ19L6X is not specified in the provided data. Verify RoHS3 compliance with the manufacturer if this certification is required for your application.

Q: What is the smallest package option available?

A: The 74LVC1G19GN,132 offers the smallest footprint at 0.9x1mm (6-XSON package). This variant is suitable for space-constrained PCB designs while maintaining full electrical compatibility with the original specification.

Q: Can I use multiple substitute parts interchangeably in the same design?

A: No. While all substitute parts are functionally equivalent, each uses a different package footprint. PCB layout must be designed for a specific package variant. Changing between variants requires PCB redesign to accommodate the different package dimensions and pin spacing.