LFEC10E-5FN484C Equivalent & Substitute Parts

Part Overview

The LFEC10E-5FN484C is an EC series Field Programmable Gate Array (FPGA) manufactured by Lattice Semiconductor Corporation, featuring 288 I/O pins and 10,200 logic elements in a 484-BBGA package. This device is classified as obsolete, making identification of compatible substitute parts essential for ongoing system support and new design implementations.

The primary reason for identifying substitute parts is the obsolete product status of the LFEC10E-5FN484C. Active alternatives with compatible electrical and mechanical specifications ensure design continuity and supply chain reliability.

Substiute Parts

LFEC10E-5FN484C

Lattice Semiconductor CorporationIn Stock: 879LFEC10E-5FN484C Datasheet

Current PartRFQ

LFE2-12E-5FN484C

Lattice SemiconductorIn Stock: 2188LFE2-12E-5FN484C Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LFEC10E-5FN484C is determined by the following critical parameters:

• Package Compatibility: Both main and substitute parts must use the 484-BBGA package with identical 23x23mm physical dimensions to ensure PCB footprint compatibility
• Voltage Supply Range: Substitute parts must operate within the 1.14V ~ 1.26V supply voltage specification
• Mounting Type: Surface mount requirement must be maintained
• Operating Temperature Range: 0°C ~ 85°C (TJ) specification must be met or exceeded
• I/O Pin Count: Minimum 288 I/O pins required for signal routing compatibility
• Logic Element Capacity: Minimum 10,200 logic elements to support equivalent design complexity

The LFE2-12E-5FN484C meets all substitution criteria while offering enhanced specifications and active product status.

Parameter Comparison

Engineering Selection Recommendations

The LFE2-12E-5FN484C is the qualified substitute for the obsolete LFEC10E-5FN484C based on the following engineering criteria:

Electrical Compatibility: Both devices operate at identical supply voltage (1.14V ~ 1.26V) and temperature range (0°C ~ 85°C TJ), ensuring direct functional equivalence in power delivery and thermal management.

Mechanical Compatibility: Identical 484-BBGA package with 23x23mm footprint enables direct PCB layout reuse without redesign.

Functional Capacity: The LFE2-12E-5FN484C provides 12,000 logic elements against the required 10,200, with 297 I/O pins exceeding the 288-pin requirement, ensuring design margin and future scalability.

Regulatory Compliance: The substitute meets ROHS3 compliance and maintains identical REACH unaffected status, ECCN classification (3A991D), and HTSUS code (8542.39.0001) as the original part.

Supply Chain Status: Active product status of the LFE2-12E-5FN484C ensures long-term availability and manufacturing support, eliminating obsolescence risk associated with the LFEC10E-5FN484C.

Frequently Asked Questions (FAQ)

Q: Can the LFE2-12E-5FN484C be used as a direct replacement for the LFEC10E-5FN484C?

A: Yes. Both devices share identical package dimensions (484-BBGA, 23x23mm), supply voltage (1.14V ~ 1.26V), operating temperature range (0°C ~ 85°C TJ), and MSL rating (3, 168 Hours). The substitute provides equal or greater functional capacity in logic elements and I/O pin count.

Q: What are the key differences between these two parts?

A: The LFE2-12E-5FN484C uses the newer ECP2 series architecture with 12,000 logic elements compared to the EC series LFEC10E-5FN484C with 10,200 logic elements. The substitute offers 297 I/O pins versus 288 on the original. The LFE2-12E-5FN484C maintains active product status while the LFEC10E-5FN484C is obsolete.

Q: Are there any PCB layout modifications required when substituting these parts?

A: No PCB layout modifications are required. Both parts use the identical 484-BBGA package with 23x23mm dimensions, allowing direct footprint compatibility without redesign.

Q: Do both parts meet the same regulatory requirements?

A: Both parts maintain REACH unaffected status and share identical ECCN (3A991D) and HTSUS (8542.39.0001) classifications. The LFE2-12E-5FN484C additionally meets ROHS3 compliance requirements.

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

A: Both the LFEC10E-5FN484C and LFE2-12E-5FN484C have an MSL rating of 3 with a 168-hour floor life, requiring identical handling and storage protocols.

Q: Is the supply voltage identical between these parts?

A: Yes. Both devices operate at 1.14V ~ 1.26V supply voltage, eliminating the need for power delivery circuit modifications.