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830154AMI-08LFT Clock Fanout Buffer - Equivalent & Substitute Parts
Part Overview
The 830154AMI-08LFT is a Clock Fanout Buffer (Distribution) IC manufactured by Renesas Electronics Corporation, designed for 1:4 clock distribution at frequencies up to 160 MHz. This component features LVCMOS input and output, operates across a supply voltage range of 1.4V to 3.465V, and is housed in an 8-SOIC package. The part is currently classified as obsolete, making identification of active equivalent substitutes essential for ongoing system support and new design implementations.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Manufacturer Part Number | 830154AMI-08LFT |
| Manufacturer | Renesas Electronics Corporation |
| Category | Clock/Timing |
| Type | Fanout Buffer (Distribution) |
| Ratio - Input:Output | 1:4 |
| Frequency - Max | 160 MHz |
| Input/Output Logic | LVCMOS / LVCMOS |
| Voltage - Supply | 1.4V ~ 3.465V |
| Operating Temperature | -40°C ~ 85°C |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Product Status | Obsolete |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the 830154AMI-08LFT is determined by strict equivalence across the following critical parameters:
- Fanout Ratio: 1:4 configuration (one input, four outputs)
- Maximum Frequency: 160 MHz operation capability
- Logic Levels: LVCMOS input and output compatibility
- Supply Voltage Range: 1.4V to 3.465V operation
- Operating Temperature Range: -40°C to 85°C
- Package Type: 8-SOIC (0.154", 3.90mm Width) surface mount
- Electrical Characteristics: Differential input/output configuration (No/No)
The NB3U1548CDR2G from onsemi meets all specified parameters and serves as a parametric equivalent. This substitute maintains identical electrical performance specifications and physical package compatibility, enabling direct replacement in existing designs.
Parameter Comparison
| Parameter | 830154AMI-08LFT (Renesas) | NB3U1548CDR2G (onsemi) | Match Status |
|---|---|---|---|
| Type | Fanout Buffer (Distribution) | Fanout Buffer (Distribution) | Equivalent |
| Ratio - Input:Output | 1:4 | 1:4 | Equivalent |
| Frequency - Max | 160 MHz | 160 MHz | Equivalent |
| Input Logic | LVCMOS | LVCMOS | Equivalent |
| Output Logic | LVCMOS | LVCMOS | Equivalent |
| Voltage - Supply | 1.4V ~ 3.465V | 1.4V ~ 3.465V | Equivalent |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | Equivalent |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | Equivalent |
| Mounting Type | Surface Mount | Surface Mount | Equivalent |
| Differential - Input:Output | No/No | No/No | Equivalent |
| Product Status | Obsolete | Active | Substitute is Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| MSL Rating | 1 (Unlimited) | 1 (Unlimited) | Equivalent |
Engineering Selection Recommendations
The NB3U1548CDR2G is the recommended substitute for the obsolete 830154AMI-08LFT based on the following factors:
Product Status: The 830154AMI-08LFT is classified as obsolete, while the NB3U1548CDR2G maintains active product status from onsemi, ensuring continued availability and manufacturing support.
Regulatory Compliance: Both components are ROHS3 compliant and REACH unaffected, maintaining equivalent environmental and regulatory standing.
Certification Alignment: Both parts carry identical ECCN (EAR99) and HTSUS (8542.39.0001) classifications, supporting equivalent supply chain and export documentation requirements.
Parametric Equivalence: Complete electrical and mechanical parameter alignment across all critical specifications—frequency, voltage supply, logic levels, temperature range, and package geometry—enables direct substitution without circuit redesign.
Frequently Asked Questions (FAQ)
Q: Can the NB3U1548CDR2G replace the 830154AMI-08LFT in existing designs?
A: Yes. The NB3U1548CDR2G is a parametric equivalent with identical electrical specifications, logic levels, frequency capability, supply voltage range, operating temperature range, and 8-SOIC package dimensions. No circuit modifications are required.
Q: What is the primary reason for substitution?
A: The 830154AMI-08LFT is obsolete. The NB3U1548CDR2G is an active product from onsemi that meets all electrical and mechanical requirements, ensuring long-term availability and manufacturing continuity.
Q: Are there any packaging differences between these parts?
A: No. Both components use the 8-SOIC (0.154", 3.90mm Width) surface mount package. PCB footprints and assembly processes remain identical.
Q: Do both parts support the same frequency range?
A: Yes. Both the 830154AMI-08LFT and NB3U1548CDR2G support maximum frequencies up to 160 MHz with identical 1:4 fanout configuration.
Q: Are the supply voltage requirements the same?
A: Yes. Both components operate across the identical supply voltage range of 1.4V to 3.465V and support the same operating temperature range of -40°C to 85°C.
Q: What is the difference in product status?
A: The 830154AMI-08LFT is obsolete, while the NB3U1548CDR2G is active. Active status ensures ongoing manufacturing, quality assurance, and technical support from onsemi.
Q: Are both parts RoHS compliant?
A: Yes. Both components are ROHS3 compliant with MSL rating of 1 (Unlimited), meeting equivalent environmental standards.
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