74LVC1G34FW4-7 Equivalent & Substitute Parts

Part Overview

The 74LVC1G34FW4-7 is a non-inverting buffer logic IC manufactured by Diodes Incorporated, designed for signal buffering applications requiring push-pull output capability. This single-element, single-bit buffer operates across a wide supply voltage range of 1.65V to 5.5V and is rated for operating temperatures from -40°C to 125°C. The device is classified as Active product status and is ROHS3 compliant, making it suitable for modern electronic applications requiring environmental compliance.

Substitute parts are necessary when the primary part number becomes unavailable due to supply constraints, manufacturing discontinuation, or when alternative packaging formats better suit specific assembly requirements or inventory management strategies.

Key Parameters

Parameter	Value
Logic Type	Buffer, Non-Inverting
Number of Elements	1
Number of Bits per Element	1
Output Type	Push-Pull
Current - Output High, Low	32mA, 32mA
Voltage - Supply	1.65V ~ 5.5V
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount
Base Product Number	74LVC1G34
Product Status	Active
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the 74LVC1G34FW4-7 is determined by strict equivalence across the following critical parameters:

Logic Type: Buffer, Non-Inverting
Number of Elements: 1
Number of Bits per Element: 1
Output Type: Push-Pull
Current - Output High, Low: 32mA, 32mA
Voltage - Supply: 1.65V ~ 5.5V
Operating Temperature: -40°C ~ 125°C (TA)
Base Product Number: 74LVC1G34

All substitute parts listed maintain identical electrical performance specifications. Variations exist only in packaging format (supplier device package), manufacturer identity, and physical package case designation. These packaging differences do not affect functional equivalence when the mechanical footprint and pin configuration are compatible with the target application.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Packaging	Supplier Device Package	Logic Type	Output Current (mA)	Supply Voltage	Operating Temp (°C)	Product Status	Inventory (Pcs)
74LVC1G34FW4-7	Diodes Incorporated	Tape & Reel (TR)	X2-DFN1010-6	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	1125
74LVC1G34FW5-7	Diodes Incorporated	Tape & Reel (TR)	X1-DFN1010-6	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	729
74LVC1G34FX4-7	Diodes Incorporated	Tape & Reel (TR)	X2-DFN1409-6	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	40200
74LVC1G34FZ4-7	Diodes Incorporated	Tape & Reel (TR)	X2-DFN1410-6	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	5895
SN74LVC1G34DSFR	Texas Instruments	Tape & Reel (TR)	6-SON (1x1)	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	2153
74LVC1G34GM,115	NXP Semiconductors	Bulk	6-XSON, SOT886 (1.45x1)	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	94512
74LVC1G34GM,132	NXP USA Inc.	Bulk	6-XSON (1.45x1)	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	9574291
74LVC1G34GS,132	NXP Semiconductors	Bulk	6-XSON, SOT1202 (1x1)	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	133723
74LVC1G34GX4Z	Nexperia USA Inc.	Tape & Reel (TR)	4-X2SON (0.6x0.6)	Buffer, Non-Inverting	32/32	1.65V ~ 5.5V	-40 ~ 125	Active	10558

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and functional equivalence to the 74LVC1G34FW4-7. Selection among these alternatives should be based on the following criteria:

Packaging Format Compatibility: The primary distinction among substitutes is the supplier device package. The 74LVC1G34FW4-7 uses X2-DFN1010-6 packaging. Direct mechanical substitutes within the same DFN family include 74LVC1G34FW5-7 (X1-DFN1010-6), 74LVC1G34FX4-7 (X2-DFN1409-6), and 74LVC1G34FZ4-7 (X2-DFN1410-6). Cross-manufacturer alternatives such as SN74LVC1G34DSFR (6-SON) and NXP variants (6-XSON) require PCB footprint verification before implementation.

Inventory Availability: Parts with higher inventory levels provide greater supply security. The 74LVC1G34GM,132 (NXP USA Inc.) offers the highest inventory at 9,574,291 units, followed by 74LVC1G34GS,132 at 133,723 units.

Manufacturer Continuity: All substitute parts are from established semiconductor manufacturers (Diodes Incorporated, Texas Instruments, NXP Semiconductors, Nexperia USA Inc.) with Active product status, ensuring long-term availability and support.

Compliance Status: All parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, meeting modern environmental and reliability standards.

Frequently Asked Questions (FAQ)

Q: Can I substitute 74LVC1G34FW4-7 with 74LVC1G34GX4Z?

A: Electrical substitution is valid; however, 74LVC1G34GX4Z uses a 4-X2SON (0.6x0.6) package versus the 6-pin DFN package of the original part. PCB footprint compatibility must be confirmed before implementation. The 4-pin package indicates a different pin configuration and physical layout.

Q: What is the difference between Tape & Reel (TR) and Bulk packaging?

A: Tape & Reel packaging is supplied on continuous tape for automated assembly equipment. Bulk packaging is supplied loose or in trays. This distinction affects handling and assembly processes but does not impact electrical performance or component functionality.

Q: Are NXP and Nexperia parts interchangeable with Diodes Incorporated parts?

A: Yes, from an electrical and functional standpoint. All listed parts share identical logic type, output characteristics, supply voltage range, and operating temperature specifications. Physical package differences require PCB footprint verification.

Q: Does the 74LVC1G34 base product number guarantee substitutability?

A: The base product number 74LVC1G34 indicates the core logic function and electrical specifications are identical across all variants. Substitutability is confirmed when all critical parameters (logic type, output current, supply voltage, operating temperature) match exactly. Package and manufacturer variations require mechanical compatibility assessment.

Q: Which substitute offers the best supply security?

A: The 74LVC1G34GM,132 from NXP USA Inc. provides the highest inventory level at 9,574,291 units, offering superior supply continuity. The 74LVC1G34GS,132 from NXP Semiconductors is the second option with 133,723 units available.

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