74AXP1T34GSH Equivalent & Substitute Parts

Part Overview

The 74AXP1T34GSH is a non-inverting buffer logic IC manufactured by Nexperia USA Inc., designed for unidirectional signal translation in 6-XSON packaging (SOT1202, 1x1). This part operates across a supply voltage range of 0.7V to 2.75V with push-pull output capability rated at 12mA for both high and low states. The device is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	74AXP1T34GSH
Manufacturer	Nexperia USA Inc.
Logic Type	Buffer, Non-Inverting
Number of Elements	1
Number of Bits per Element	1
Output Type	Push-Pull
Current - Output High, Low	12mA, 12mA
Voltage - Supply	0.7V ~ 2.75V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	6-XFDFN
Supplier Device Package	6-XSON, SOT1202 (1x1)
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the 74AXP1T34GSH is determined by the following critical parameters:

Functional Equivalence Criteria:

Logic type: Buffer, Non-Inverting
Number of elements: 1
Number of bits per element: 1
Output type: Push-Pull
Operating temperature range: -40°C ~ 85°C (TA)

Electrical Compatibility Criteria:

Supply voltage range must encompass or be compatible with 0.7V ~ 2.75V
Output current capability: minimum 12mA for both high and low states
RoHS3 compliance and MSL rating of 1

Packaging Considerations:

Surface mount technology required
Physical package dimensions and pin configurations must support PCB layout compatibility

Substitute parts are grouped into two categories: parametric equivalents (identical base product number 74AXP1T34 with different packaging variants) and similar parts (functionally equivalent devices from alternative manufacturers with comparable electrical specifications).

Parameter Comparison

Part Number	Manufacturer	Logic Type	Output Type	Current (mA)	Supply Voltage	Package	Product Status
74AXP1T34GSH	Nexperia USA Inc.	Buffer, Non-Inverting	Push-Pull	12, 12	0.7V ~ 2.75V	6-XSON, SOT1202 (1x1)	Obsolete
74AXP1T34GMH	Nexperia USA Inc.	Buffer, Non-Inverting	Push-Pull	12, 12	0.7V ~ 2.75V	6-XSON, SOT886 (1.45x1)	Obsolete
74AXP1T34GNH	Nexperia USA Inc.	Buffer, Non-Inverting	Push-Pull	12, 12	0.7V ~ 2.75V	6-XSON (0.9x1)	Obsolete
NLSV1T34AMUTCG	onsemi	Buffer, Non-Inverting	Push-Pull	24, 24	0.9V ~ 4.5V	6-UDFN (1.45x1)	Obsolete
NLSV1T34MUTBG	onsemi	Buffer, Non-Inverting	Push-Pull	24, 24	0.9V ~ 4.5V	6-UDFN (1.2x1)	Obsolete
SN74AUP1T34DCKR	Texas Instruments	Buffer, Non-Inverting	Push-Pull	6, 6	0.9V ~ 3.6V	5-TSSOP, SC-70-5	Active
SN74AUP1T34DRYR	Texas Instruments	Buffer, Non-Inverting	Push-Pull	6, 6	0.9V ~ 3.6V	6-SON (1.45x1)	Active
SN74AUP1T34DSFR	Texas Instruments	Buffer, Non-Inverting	Push-Pull	6, 6	0.9V ~ 3.6V	6-SON (1x1)	Active

Engineering Selection Recommendations

Parametric Equivalents (74AXP1T34 Series - Nexperia): 74AXP1T34GMH and 74AXP1T34GNH are direct functional equivalents with identical electrical specifications. Selection between these variants depends on PCB layout requirements and available board space. All three Nexperia variants share obsolete product status and ROHS3 compliance.

Active Alternatives (SN74AUP1T34 Series - Texas Instruments): The SN74AUP1T34 family offers active product status with ongoing manufacturer support. These devices provide functional equivalence with reduced output current capability (6mA versus 12mA). The expanded supply voltage range (0.9V ~ 3.6V) accommodates the 74AXP1T34GSH operating window. Package options include SC-70-5 (5-pin) and 6-SON variants. Selection of SN74AUP1T34DSFR (6-SON, 1x1) provides the closest physical footprint match to the original 74AXP1T34GSH.

onsemi Alternatives (NLSV1T34 Series): NLSV1T34AMUTCG and NLSV1T34MUTBG provide enhanced output current capability (24mA) with expanded supply voltage range (0.9V ~ 4.5V). These devices are classified as obsolete. Package variants differ in physical dimensions (1.45x1 versus 1.2x1), requiring PCB layout verification.

Compliance Verification: All recommended substitutes maintain ROHS3 compliance and MSL rating of 1. Operating temperature range (-40°C ~ 85°C) is consistent across all alternatives.

Frequently Asked Questions (FAQ)

Q: Can SN74AUP1T34DSFR directly replace 74AXP1T34GSH in existing designs? A: Functional replacement is supported. The SN74AUP1T34DSFR provides identical logic function and operating temperature range. The reduced output current (6mA versus 12mA) must be verified against load requirements. The 6-SON (1x1) package matches the original footprint. Supply voltage compatibility requires confirmation that circuit design operates within 0.9V ~ 3.6V range.

Q: What is the difference between 74AXP1T34GMH and 74AXP1T34GNH? A: Both are parametric equivalents with identical electrical specifications. The primary difference is packaging: 74AXP1T34GMH uses 6-XSON SOT886 (1.45x1) while 74AXP1T34GNH uses 6-XSON (0.9x1). Selection depends on available PCB space and layout constraints.

Q: Why do onsemi NLSV1T34 parts have higher output current ratings? A: The NLSV1T34 series is designed with enhanced drive capability (24mA) and operates across a wider supply voltage range (0.9V ~ 4.5V). These specifications provide additional design margin but do not affect functional compatibility for applications requiring 12mA output current.

Q: Are there active product alternatives to obsolete 74AXP1T34 variants? A: Yes. The Texas Instruments SN74AUP1T34 series (DCKR, DRYR, DSFR variants) are active products with ongoing manufacturer support. These provide functional equivalence with reduced output current specifications and expanded supply voltage range.

Q: What packaging considerations apply when substituting parts? A: Physical package dimensions must be verified against PCB layout. The 74AXP1T34GSH uses 6-XSON SOT1202 (1x1). Direct footprint matches include SN74AUP1T34DSFR (6-SON 1x1). Alternative packages require PCB redesign or adapter solutions.

Q: Do all substitute parts maintain the same compliance certifications? A: All recommended substitutes are ROHS3 compliant with MSL rating of 1. Operating temperature range (-40°C ~ 85°C) is consistent. Verify specific application requirements for additional certifications or qualifications.

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