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74LVC3G34GF,115 Equivalent & Substitute Parts
Part Overview
The 74LVC3G34GF,115 is a non-inverting buffer logic IC manufactured by Nexperia USA Inc., featuring 3 elements with 1 bit per element and push-pull output configuration. This component operates across a supply voltage range of 1.65V to 5.5V and is rated for operating temperatures from -40°C to 125°C. The part is classified as obsolete, making identification of functionally equivalent alternatives necessary for ongoing design support and procurement continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 74LVC3G34GF,115 |
| Manufacturer | Nexperia USA Inc. |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 3 |
| 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 | 8-XFDFN |
| Series | 74LVC |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the 74LVC3G34GF,115 is determined by the following critical parameters:
Electrical Compatibility Requirements:
- Logic Type: Buffer, Non-Inverting
- Output Type: Push-Pull
- Current - Output High, Low: 32mA, 32mA
- Voltage - Supply: 1.65V ~ 5.5V
- Operating Temperature: -40°C ~ 125°C (TA)
Functional Grouping: Substitute parts are organized by the number of buffer elements provided. The 74LVC3G34GF,115 contains 3 elements, making it functionally equivalent to combinations of lower-element-count parts or direct replacements with the same element configuration. Parts with 1 or 2 elements can serve as substitutes when circuit design accommodates reduced buffer capacity or when multiple lower-element parts are used in parallel.
Packaging Considerations: All substitute parts maintain surface mount technology with 6-XFDFN or 4-XFDFN package configurations. Physical dimensions vary across substitute options, requiring PCB layout verification.
Compliance & Status: Active product status is preferred for long-term availability. All listed substitutes maintain ROHS3 compliance and MSL 1 rating, ensuring environmental and moisture handling consistency with the original part.
Parameter Comparison
| Part Number | Manufacturer | Logic Type | Elements | Bits/Element | Output Type | Current (mA) | Supply Voltage | Temp Range | Package | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC3G34GF,115 | Nexperia USA Inc. | Buffer, Non-Inverting | 3 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 8-XFDFN | Obsolete |
| 74LVC1G16GMH | Nexperia USA Inc. | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC1G34GM,115 | NXP Semiconductors | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC1G34GM,132 | NXP USA Inc. | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC1G34GN,132 | Nexperia USA Inc. | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC1G34GS,132 | NXP Semiconductors | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC1G34GX4Z | Nexperia USA Inc. | Buffer, Non-Inverting | 1 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 4-XFDFN | Active |
| 74LVC2G16GMH | Nexperia USA Inc. | Buffer, Non-Inverting | 2 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC2G34GM,115 | Nexperia USA Inc. | Buffer, Non-Inverting | 2 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC2G34GM,132 | Nexperia USA Inc. | Buffer, Non-Inverting | 2 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
| 74LVC2G34GM-Q100,1 | Nexperia USA Inc. | Buffer, Non-Inverting | 2 | 1 | Push-Pull | 32/32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 6-XFDFN | Active |
Engineering Selection Recommendations
For Direct Functional Replacement (3-Element Configuration): No direct 3-element substitute with identical pinout exists in the active product portfolio. The 74LVC3G34GF,115 is obsolete with no active equivalent maintaining the same element count and package footprint.
For Reduced-Element Substitution (1-Element Configuration): Single-element buffer parts (74LVC1G series) provide electrical equivalence with reduced buffer capacity. These parts are suitable when circuit design can accommodate individual buffer elements or when multiple parts are used in parallel. All 74LVC1G34 variants maintain identical electrical specifications: 32mA output current, 1.65V to 5.5V supply range, and -40°C to 125°C operating temperature.
For Intermediate-Element Substitution (2-Element Configuration): Two-element buffer parts (74LVC2G series) offer a middle ground between single and triple-element configurations. The 74LVC2G34GM,115, 74LVC2G34GM,132, and 74LVC2G16GMH variants are active products with full ROHS3 compliance and MSL 1 rating. The 74LVC2G34GM-Q100,1 variant includes AEC-Q100 automotive qualification for applications requiring automotive-grade components.
Packaging Considerations:
- 6-XFDFN packages (1.45x1 or 0.9x1 dimensions) are standard across most substitutes
- 4-XFDFN package (0.6x0.6) is available for space-constrained applications with the 74LVC1G34GX4Z
- PCB layout modifications are required for any package change
Compliance & Availability: All recommended substitutes maintain ROHS3 compliance and MSL 1 (unlimited moisture sensitivity) rating. Active product status ensures long-term availability and supply chain stability compared to the obsolete 74LVC3G34GF,115.
Frequently Asked Questions (FAQ)
Q: Can a single 74LVC1G34 part directly replace the 74LVC3G34GF,115?
A: No. The 74LVC1G34 provides one buffer element versus three in the original part. Direct replacement requires circuit redesign to accommodate reduced buffer capacity or use of multiple 74LVC1G34 parts in parallel.
Q: What is the difference between 74LVC1G34GM,115 and 74LVC1G34GM,132?
A: Both parts are electrically identical single-element non-inverting buffers with 32mA output current and 1.65V to 5.5V supply range. The difference is in packaging designation and manufacturer sourcing. Both are active products with full compliance.
Q: Is the 74LVC2G34GM-Q100,1 suitable for automotive applications?
A: Yes. The 74LVC2G34GM-Q100,1 carries AEC-Q100 automotive qualification, making it suitable for automotive-grade designs. It maintains the same electrical specifications as non-automotive variants while meeting automotive reliability standards.
Q: What package options are available for single-element substitutes?
A: Single-element 74LVC1G34 variants are available in 6-XFDFN packages (standard 1.45x1 or compact 0.9x1 dimensions) and 4-XFDFN packages (0.6x0.6 for space-constrained applications). Package selection depends on PCB layout requirements.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (unlimited) moisture sensitivity rating, ensuring environmental and handling consistency with the original 74LVC3G34GF,115.
Q: Why is the 74LVC3G34GF,115 marked as obsolete?
A: The part is no longer in active production. Nexperia has transitioned to lower-element-count variants (1G and 2G series) that provide greater design flexibility and improved supply chain availability.
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