74LVC2G240GD,125 Equivalent & Substitute Parts

Part Overview

The 74LVC2G240GD,125 is a dual-channel inverting buffer IC manufactured by Nexperia USA Inc., designed for logic signal buffering and inversion applications. This component features 2 elements with 1 bit per element and 3-state output capability, operating across a supply voltage range of 1.65V to 5.5V. The part is classified as obsolete, which necessitates identification of active equivalent alternatives for new designs and ongoing production requirements. Substitute parts must maintain identical electrical characteristics and functional performance while offering active product status and improved availability.

Key Parameters

Parameter	Specification
Logic Type	Buffer, Inverting
Number of Elements	2
Number of Bits per Element	1
Output Type	3-State
Current - Output High, Low	32mA, 32mA
Voltage - Supply	1.65V ~ 5.5V
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Package / Case	8-XFDFN
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute parts for the 74LVC2G240GD,125 are categorized based on the following critical parameters that determine functional equivalence:

Primary Equivalence Criteria:

Logic Type: Buffer, Inverting
Output Type: 3-State
Voltage - Supply: 1.65V ~ 5.5V
Operating Temperature: -40°C ~ 125°C (TA)
Current - Output High, Low: 32mA, 32mA
Series: 74LVC
Mounting Type: Surface Mount

Substitution Categories:

Category 1: Direct Functional Equivalents (2-Element Configuration) Parts maintaining the 2-element, 1-bit-per-element architecture in 8-pin packages with identical electrical specifications. These provide pin-compatible or footprint-compatible alternatives.

Category 2: Parametric Equivalents (1-Element Configuration) Parts with reduced element count (1 element instead of 2) but identical electrical parameters and operating characteristics. These require circuit-level design consideration for dual-channel applications.

Category 3: Cross-Manufacturer Equivalents Parts from alternative manufacturers (Texas Instruments) maintaining identical functional and electrical specifications within the 74LVC logic family.

Parameter Comparison

Part Number	Manufacturer	Elements	Package / Case	Supplier Device Package	Product Status	Current Output (mA)	Voltage Supply	Temp Range	RoHS Status
74LVC2G240GD,125	Nexperia USA Inc.	2	8-XFDFN	8-XSON (2x3)	Obsolete	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	ROHS3 Compliant
74LVC2G240DC,125	NXP Semiconductors	2	8-VFSOP (0.091", 2.30mm Width)	8-VSSOP	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	Not Specified
74LVC2G240GF,115	NXP USA Inc.	2	8-XFDFN	8-XSON (1.35x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	Not Specified
74LVC2G240GN,115	Nexperia USA Inc.	2	8-XFDFN	8-XSON (1.2x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	ROHS3 Compliant
74LVC2G240GS,115	Nexperia USA Inc.	2	8-XFDFN	8-XSON (1.35x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	ROHS3 Compliant
74LVC2G240GT,115	NXP USA Inc.	2	8-XFDFN	8-XSON (1.95x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	Not Specified
74LVC1G240GM,115	Nexperia USA Inc.	1	6-XFDFN	6-XSON (1.45x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	ROHS3 Compliant
74LVC1G240GSH	Nexperia USA Inc.	1	6-XFDFN	6-XSON, SOT1202 (1x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	ROHS3 Compliant
SN74LVC1G240DSFR	Texas Instruments	1	6-XFDFN	6-SON (1x1)	Active	32/32	1.65V ~ 5.5V	-40°C ~ 125°C	Not Specified

Engineering Selection Recommendations

For Direct Replacement (2-Element Dual-Channel Applications):

The 74LVC2G240GN,115 and 74LVC2G240GS,115 are recommended as primary substitutes. Both maintain active product status, ROHS3 compliance, and identical electrical specifications. The 74LVC2G240GN,115 offers Tape & Reel packaging suitable for high-volume production, while 74LVC2G240GS,115 provides Cut Tape & Digi-Reel options for mixed-volume requirements. Both are manufactured by Nexperia USA Inc., ensuring supply chain consistency.

The 74LVC2G240GF,115 and 74LVC2G240GT,115 provide alternative 2-element configurations from NXP USA Inc. with active status. These parts differ in package dimensions but maintain electrical equivalence.

The 74LVC2G240DC,125 from NXP Semiconductors offers an 8-VSSOP package variant, providing a different footprint option while maintaining 2-element functionality and active product status.

For Single-Channel Applications or Space-Constrained Designs:

The 74LVC1G240GM,115, 74LVC1G240GSH, and SN74LVC1G240DSFR are parametric equivalents with 1-element configuration. These parts maintain identical electrical specifications and operating parameters but require two devices for dual-channel applications. The 74LVC1G240GM,115 and 74LVC1G240GSH are Nexperia products with ROHS3 compliance and active status. The SN74LVC1G240DSFR from Texas Instruments provides cross-manufacturer equivalence with active product status.

Compliance Considerations:

All recommended substitutes maintain REACH Unaffected status. Parts with ROHS3 Compliant designation (74LVC2G240GN,115, 74LVC2G240GS,115, 74LVC1G240GM,115, 74LVC1G240GSH) are preferred for applications requiring environmental compliance documentation.

Frequently Asked Questions (FAQ)

Q: Can 74LVC1G240 single-element parts replace the dual-element 74LVC2G240GD,125?

A: Electrically and functionally, yes. The 74LVC1G240 series maintains identical electrical specifications (voltage supply, output current, operating temperature, 3-state output capability). However, circuit-level design changes are required. Applications requiring two independent inverting buffer channels must either use two 74LVC1G240 devices or select a 2-element 74LVC2G240 variant.

Q: What is the difference between 74LVC2G240GN,115 and 74LVC2G240GS,115?

A: Both parts are functionally and electrically identical 2-element inverting buffers from Nexperia USA Inc. The primary difference is packaging format: 74LVC2G240GN,115 is supplied in Tape & Reel (TR), while 74LVC2G240GS,115 is supplied in Cut Tape (CT) & Digi-Reel. Selection depends on production volume and assembly line requirements.

Q: Are there package footprint differences between substitute parts?

A: Yes. The 74LVC2G240GD,125 uses 8-XSON (2x3) package. Substitutes vary: 74LVC2G240GN,115 uses 8-XSON (1.2x1), 74LVC2G240GS,115 and 74LVC2G240GF,115 use 8-XSON (1.35x1), 74LVC2G240GT,115 uses 8-XSON (1.95x1), and 74LVC2G240DC,125 uses 8-VSSOP. PCB layout verification is required before design implementation.

Q: Can I use Texas Instruments SN74LVC1G240DSFR as a substitute?

A: The SN74LVC1G240DSFR is a parametric equivalent with identical electrical specifications and active product status. It is a single-element device, so dual-channel applications require two devices. Cross-manufacturer qualification may be necessary depending on design and procurement requirements.

Q: What is the significance of the ",115" and ",125" suffixes in part numbers?

A: These suffixes indicate packaging and tape specifications. The ",115" designation typically indicates standard Nexperia/NXP packaging specifications, while ",125" indicates alternative packaging specifications. Electrical and functional performance remain identical across these variants.

Q: Which substitute offers the best long-term availability?

A: The 74LVC2G240GN,115 and 74LVC2G240GS,115 from Nexperia USA Inc. are recommended for long-term availability due to active product status and high inventory levels (5,694 and 5,748 units respectively). The SN74LVC1G240DSFR from Texas Instruments shows exceptional inventory availability (156,558 units) for single-element applications.

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