74LVC1G34FS3-7 Equivalent & Substitute Parts

Part Overview

The 74LVC1G34FS3-7 is a non-inverting buffer logic IC manufactured by Diodes Incorporated, designed for signal buffering applications requiring low-voltage CMOS operation. This single-element buffer provides push-pull output capability across a wide supply voltage range of 1.65V to 5.5V, making it suitable for mixed-signal and digital logic applications. The part is currently in active production status with 3984 units available in stock. Equivalent and substitute parts are identified to support design flexibility, inventory management, and supply chain continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	74LVC1G34FS3-7
Manufacturer	Diodes Incorporated
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
Package / Case	4-XFDFN Exposed Pad
Supplier Device Package	X2-DFN0808-4
Series	74LVC
Product Status	Active
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute parts for the 74LVC1G34FS3-7 are identified based on matching electrical and functional parameters that determine functional interchangeability. The critical parameters for substitution are:

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)
Series: 74LVC
Product Status: Active

Substitute parts are grouped into two categories:

Parametric Equivalent: 74LVC1G34GX,125 (NXP Semiconductors) matches all electrical parameters and functional specifications. Package differences exist but do not affect electrical performance.

Direct Manufacturer Equivalent: SN74LVC1G34DPWR (Texas Instruments) matches all electrical parameters and functional specifications. Package differences exist but do not affect electrical performance.

Parameter Comparison

Parameter	74LVC1G34FS3-7 (Diodes)	SN74LVC1G34DPWR (TI)	74LVC1G34GX,125 (NXP)
Logic Type	Buffer, Non-Inverting	Buffer, Non-Inverting	Buffer, Non-Inverting
Number of Elements	1	1	1
Number of Bits per Element	1	1	1
Output Type	Push-Pull	Push-Pull	Push-Pull
Current - Output High, Low	32mA, 32mA	32mA, 32mA	32mA, 32mA
Voltage - Supply	1.65V ~ 5.5V	1.65V ~ 5.5V	1.65V ~ 5.5V
Operating Temperature	-40°C ~ 125°C (TA)	-40°C ~ 125°C (TA)	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Series	74LVC	74LVC	74LVC
Product Status	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Not specified
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
Supplier Device Package	X2-DFN0808-4	4-X2SON (0.8x0.8)	5-X2SON (0.80x0.80)

Engineering Selection Recommendations

All three parts maintain active product status with full compliance to ROHS3 and REACH requirements. Selection between the 74LVC1G34FS3-7 and its substitutes is determined by package availability, inventory levels, and PCB layout constraints.

The SN74LVC1G34DPWR (Texas Instruments) offers the highest inventory availability at 6512 units and is classified as a direct manufacturer equivalent with identical electrical specifications.

The 74LVC1G34GX,125 (NXP Semiconductors) provides the largest inventory reserve at 320169 units and is classified as a parametric equivalent with identical electrical specifications. Package configuration differences do not affect electrical performance.

The 74LVC1G34FS3-7 (Diodes Incorporated) remains the primary part specification with 3984 units in stock and is suitable for applications where the X2-DFN0808-4 package is required.

Frequently Asked Questions (FAQ)

Q: Can SN74LVC1G34DPWR be used as a direct replacement for 74LVC1G34FS3-7?

A: Yes. Both parts share identical electrical specifications including logic type, output current ratings, supply voltage range, and operating temperature. The primary difference is the supplier device package (4-X2SON versus X2-DFN0808-4). PCB layout compatibility must be verified based on package footprint requirements.

Q: What are the package differences between the substitute parts?

A: The 74LVC1G34FS3-7 uses X2-DFN0808-4 packaging. The SN74LVC1G34DPWR uses 4-X2SON (0.8x0.8) packaging. The 74LVC1G34GX,125 uses 5-X2SON (0.80x0.80) packaging. All packages are surface-mount configurations with identical electrical performance.

Q: Are all substitute parts RoHS compliant?

A: The 74LVC1G34FS3-7 and SN74LVC1G34DPWR are explicitly ROHS3 compliant. The 74LVC1G34GX,125 RoHS status is not specified in the provided data.

Q: What is the moisture sensitivity level for these parts?

A: All three parts have Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life without moisture control requirements.

Q: Can these parts be used interchangeably in all applications?

A: Electrical interchangeability is confirmed across all three parts. Physical interchangeability depends on PCB footprint compatibility with the specific package type. Verify package dimensions and pin assignments against your PCB design before substitution.

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