74LVC3G14GF,115 Equivalent & Substitute Parts

Part Overview

The 74LVC3G14GF,115 is a 3-channel inverter IC with Schmitt trigger inputs in an 8-XSON (1.35x1) surface mount package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The device operates across a 1.65V to 5.5V supply voltage range with Schmitt trigger logic for noise immunity in digital signal inversion applications.

Key Parameters

Parameter	Value
Manufacturer Part Number	74LVC3G14GF,115
Manufacturer	Nexperia USA Inc.
Logic Type	Inverter
Number of Circuits	3
Number of Inputs	3
Features	Schmitt Trigger
Voltage - Supply	1.65V ~ 5.5V
Current - Quiescent (Max)	4 µA
Current - Output High, Low	32mA, 32mA
Input Logic Level - Low	1.1V ~ 2.5V
Input Logic Level - High	1.7V ~ 3.8V
Max Propagation Delay @ 5V, 50pF	4.3ns
Operating Temperature	-40°C ~ 125°C
Package / Case	8-XFDFN
Product Status	Obsolete
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the 74LVC3G14GF,115 is determined by the following critical parameters:

3-Channel Configuration Equivalents: Parts maintaining 3 circuits with 3 inputs and identical Schmitt trigger functionality, supply voltage range (1.65V ~ 5.5V), output current (32mA), and operating temperature range (-40°C ~ 125°C). These parts are direct functional replacements with variations only in package dimensions and product status.

2-Channel Reduced Configuration Alternatives: Parts with 2 circuits and 2 inputs provide reduced channel count but maintain core electrical specifications including supply voltage, quiescent current (4 µA), output current (32mA), propagation delay characteristics, and operating temperature. These require circuit redesign to accommodate fewer channels.

Key Substitution Parameters:

Supply voltage range: 1.65V ~ 5.5V
Quiescent current: 4 µA (or up to 40 µA for alternative manufacturers)
Output current: 32mA high and low
Schmitt trigger feature
Operating temperature: -40°C ~ 125°C
Logic type: Inverter
RoHS3 compliance

Parameter Comparison

Part Number	Manufacturer	Circuits	Inputs	Supply Voltage	Quiescent Current (Max)	Output Current (H/L)	Propagation Delay @ 5V, 50pF	Package	Product Status
74LVC3G14GF,115	Nexperia USA Inc.	3	3	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	8-XFDFN (1.35x1)	Obsolete
74LVC3G14GT,115	NXP USA Inc.	3	3	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	8-XFDFN (1.95x1)	Active
74LVC3G14GS,115	Nexperia USA Inc.	3	3	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	8-XFDFN (1.35x1)	Active
74LVC3G14GN,115	Nexperia USA Inc.	3	3	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	8-XFDFN (1.2x1)	Active
74LVC2G14GM,115	Nexperia USA Inc.	2	2	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.7ns	6-XFDFN (1.45x1)	Active
74LVC2G14GM,132	Nexperia USA Inc.	2	2	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.7ns	6-XFDFN (1.45x1)	Active
74LVC2G14GN,132	NXP USA Inc.	2	2	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	6-XFDFN (0.9x1)	Active
74LVC2G14GS,132	Nexperia USA Inc.	2	2	1.65V ~ 5.5V	4 µA	32mA, 32mA	4.3ns	6-XFDFN (1x1)	Active
74LVC2G14FW4-7	Diodes Incorporated	2	2	1.65V ~ 5.5V	40 µA	32mA, 32mA	4.7ns	6-XFDFN (X2-DFN1010-6)	Active
74LVC2G14FZ4-7	Diodes Incorporated	2	2	1.65V ~ 5.5V	40 µA	32mA, 32mA	4.7ns	6-XFDFN (X2-DFN1410-6)	Active

Engineering Selection Recommendations

Direct 3-Channel Replacements (Recommended Primary Options):

The 74LVC3G14GS,115 and 74LVC3G14GN,115 are active production equivalents with identical electrical specifications to the obsolete 74LVC3G14GF,115. Both maintain the 3-channel, 3-input configuration, 4 µA quiescent current, and 4.3ns propagation delay. The 74LVC3G14GT,115 from NXP USA Inc. is also an active equivalent with identical performance. Selection between these three depends on package footprint requirements and PCB layout constraints, as they differ only in physical dimensions (1.2x1, 1.35x1, and 1.95x1 respectively). All three are ROHS3 compliant and carry unlimited moisture sensitivity level (MSL 1).

2-Channel Alternative Configurations:

When circuit redesign accommodates reduced channel count, the 74LVC2G14 series provides active alternatives. The Nexperia variants (74LVC2G14GM,115; 74LVC2G14GM,132; 74LVC2G14GN,132; 74LVC2G14GS,132) maintain the 4 µA quiescent current specification. The Diodes Incorporated options (74LVC2G14FW4-7; 74LVC2G14FZ4-7) operate at 40 µA quiescent current, which may impact power consumption in battery-powered applications. All 2-channel variants are ROHS3 compliant with MSL 1 rating.

Compliance and Certification:

All recommended substitutes maintain ROHS3 compliance and REACH unaffected status, matching the original part's regulatory requirements. EAR99 export classification and HTSUS code 8542.39.0001 are consistent across all alternatives.

Frequently Asked Questions (FAQ)

Q: Can I use a 2-channel 74LVC2G14 part to replace the 3-channel 74LVC3G14GF,115?

A: Direct substitution is not possible without circuit modification. The 74LVC2G14 series provides only 2 inverter channels versus the 3 channels in the original part. Circuit redesign is required to accommodate the reduced channel count. However, electrical specifications including supply voltage, output current, and operating temperature are compatible.

Q: What is the difference between the 74LVC3G14GS,115 and 74LVC3G14GN,115?

A: Both are active 3-channel Schmitt trigger inverters with identical electrical specifications (4 µA quiescent current, 4.3ns propagation delay, 1.65V ~ 5.5V supply). The difference is package footprint: 74LVC3G14GS,115 uses 8-XFDFN (1.35x1) while 74LVC3G14GN,115 uses 8-XFDFN (1.2x1). Selection depends on PCB layout and available space.

Q: Why do the Diodes Incorporated parts (74LVC2G14FW4-7 and 74LVC2G14FZ4-7) have higher quiescent current?

A: The Diodes Incorporated variants specify 40 µA maximum quiescent current compared to 4 µA for Nexperia parts. This tenfold difference may be significant in low-power or battery-powered applications. Both maintain identical output current (32mA), propagation delay (4.7ns), and supply voltage range (1.65V ~ 5.5V).

Q: Are all substitute parts RoHS compliant?

A: Yes. All recommended substitutes are ROHS3 compliant with REACH unaffected status, matching the regulatory requirements of the original 74LVC3G14GF,115.

Q: What packaging options are available for the 3-channel equivalent?

A: Three active 3-channel alternatives exist with different package dimensions: 74LVC3G14GN,115 (8-XFDFN 1.2x1), 74LVC3G14GS,115 (8-XFDFN 1.35x1), and 74LVC3G14GT,115 (8-XFDFN 1.95x1). All maintain identical electrical performance and are suitable for surface mount assembly.

Q: Can I mix different manufacturers in the same design?

A: Yes. The Nexperia and NXP variants maintain identical electrical specifications and are interchangeable from a functional standpoint. The Diodes Incorporated 2-channel parts are electrically compatible but with higher quiescent current. Verify PCB layout compatibility with specific package dimensions before implementation.

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