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74LVC1G125FS3-7 Equivalent & Substitute Parts
Part Overview
The 74LVC1G125FS3-7 is a non-inverting buffer logic IC manufactured by Diodes Incorporated, designed for signal buffering and 3-state output control in digital applications. This part operates across a wide supply voltage range of 1.65V to 5.5V and maintains active product status with full RoHS3 compliance. Equivalent and substitute parts are identified based on matching functional parameters, electrical specifications, and mechanical compatibility to ensure seamless integration in circuit designs.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 1 |
| Number of Bits per Element | 1 |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 32mA |
| Voltage - Supply | 1.65V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the 74LVC1G125FS3-7 are qualified based on the following critical parameters:
- Logic Type: Buffer, Non-Inverting
- Number of Elements: 1
- Number of Bits per Element: 1
- Output Type: 3-State
- Current - Output High, Low: 32mA, 32mA
- Voltage - Supply: 1.65V ~ 5.5V
- Operating Temperature: -40°C ~ 125°C (TA)
- Series: 74LVC
- Product Status: Active
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
All identified substitutes maintain identical electrical performance and functional characteristics. Package variations exist across manufacturers but do not affect electrical compatibility when properly integrated into the circuit design.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Logic Type | Output Type | Current - Output (mA) | Voltage - Supply | Operating Temperature | Package / Case | Supplier Device Package | Product Status | RoHS Status | Inventory (Pcs) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC1G125FS3-7 | Diodes Incorporated | Buffer, Non-Inverting | 3-State | 32, 32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 4-XFDFN Exposed Pad | X2-DFN0808-4 | Active | ROHS3 Compliant | 1009 |
| 74LVC1G125GXH | Nexperia USA Inc. | Buffer, Non-Inverting | 3-State | 32, 32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 4-XFDFN Exposed Pad | 5-X2SON (0.80x0.80) | Active | ROHS3 Compliant | 11057 |
| 74LVC1G126GXH | Nexperia USA Inc. | Buffer, Non-Inverting | 3-State | 32, 32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 4-XFDFN Exposed Pad | 5-X2SON (0.80x0.80) | Active | ROHS3 Compliant | 7471 |
| SN74LVC1G125DPWR | Texas Instruments | Buffer, Non-Inverting | 3-State | 32, 32 | 1.65V ~ 5.5V | -40°C ~ 125°C | 4-XFDFN Exposed Pad | 5-X2SON (0.8x0.8) | Active | ROHS3 Compliant | 17400 |
Engineering Selection Recommendations
All substitute parts maintain active product status and full ROHS3 compliance, ensuring regulatory alignment and long-term supply chain viability. Selection between equivalent parts should be based on:
- Packaging availability and PCB layout requirements
- Supplier inventory levels and lead times
- Manufacturer preference within design standards
- Moisture sensitivity handling procedures (all parts rated MSL 1)
The 74LVC1G125FS3-7 from Diodes Incorporated and 74LVC1G125GXH from Nexperia USA Inc. share the same base product number (74LVC1G125), providing direct functional equivalence. The SN74LVC1G125DPWR from Texas Instruments offers the same electrical performance with higher inventory availability. The 74LVC1G126GXH variant uses base product number 74LVC1G126 but maintains identical electrical specifications and 3-state output characteristics.
Frequently Asked Questions (FAQ)
Q: Can 74LVC1G125GXH replace 74LVC1G125FS3-7 directly?
A: Yes. Both parts share identical electrical specifications, logic type, output type, supply voltage range, and operating temperature. The primary difference is the supplier device package designation (5-X2SON vs. X2-DFN0808-4), which represents the same physical footprint. PCB layout compatibility must be verified based on your specific design requirements.
Q: What is the difference between 74LVC1G125 and 74LVC1G126?
A: Both parts are non-inverting buffers with 3-state outputs and identical electrical parameters. The base product numbers differ by manufacturer designation, but functional performance and pin configuration remain equivalent for substitution purposes.
Q: Are all substitute parts RoHS3 compliant?
A: Yes. All identified substitute parts carry ROHS3 Compliant status and MSL 1 (Unlimited) moisture sensitivity rating, meeting environmental and reliability standards.
Q: Which substitute part has the best inventory availability?
A: The SN74LVC1G125DPWR from Texas Instruments currently has the highest inventory level at 17,400 pieces, followed by 74LVC1G125GXH from Nexperia USA Inc. at 11,057 pieces.
Q: Can I use these parts interchangeably in my circuit?
A: Yes, provided your PCB layout accommodates the package variant. All parts deliver identical electrical performance: 32mA output current, 1.65V to 5.5V supply voltage range, and -40°C to 125°C operating temperature. Verify pin assignments and package footprint compatibility with your design documentation.
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