LFE2M35SE-7F484C Equivalent & Substitute Parts

Part Overview

The LFE2M35SE-7F484C is an ECP2M Field Programmable Gate Array (FPGA) manufactured by Lattice Semiconductor Corporation. This device features 303 I/O pins, 34,000 logic elements, and 2,151,424 total RAM bits in a 484-BBGA package. The main part is classified as obsolete, which necessitates identification of active equivalent alternatives for ongoing design support and procurement.

Substiute Parts

LFE2M35SE-7F484C

Lattice Semiconductor CorporationIn Stock: 930LFE2M35SE-7F484C Datasheet

Current PartRFQ

LFE2M35SE-7FN484C

Lattice Semiconductor CorporationIn Stock: 6749LFE2M35SE-7FN484C Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LFE2M35SE-7F484C is determined by the following critical parameters:

• Identical logic element count (34,000)
• Identical RAM capacity (2,151,424 bits)
• Identical I/O pin count (303)
• Identical supply voltage range (1.14V ~ 1.26V)
• Identical operating temperature range (0°C ~ 85°C)
• Identical package type (484-BBGA)
• Same ECP2M series architecture
• Same mounting type (Surface Mount)

The substitute part LFE2M35SE-7FN484C meets all these criteria and represents an active product variant with improved compliance status.

Parameter Comparison

Engineering Selection Recommendations

The LFE2M35SE-7FN484C is the direct functional equivalent of the LFE2M35SE-7F484C. Both devices share identical electrical specifications, logic capacity, memory configuration, and thermal characteristics. The substitute part offers the following advantages:

• Active product status ensures continued manufacturer support and availability
• ROHS3 compliance meets current environmental and regulatory requirements
• Tray packaging format supports standard manufacturing and assembly processes
• Identical pin configuration and package footprint enable direct PCB compatibility

Selection of the LFE2M35SE-7FN484C is appropriate for new designs and production continuity where the main part is no longer available.

Frequently Asked Questions (FAQ)

Q: Can LFE2M35SE-7FN484C replace LFE2M35SE-7F484C in existing designs?

A: Yes. Both parts are functionally identical with matching logic element count, RAM capacity, I/O configuration, voltage specifications, and thermal operating range. The package footprint and pinout are identical, enabling direct substitution on existing PCBs.

Q: What is the difference between the two part numbers?

A: The primary differences are product status and compliance. LFE2M35SE-7F484C is obsolete and RoHS non-compliant. LFE2M35SE-7FN484C is an active product with ROHS3 compliance. The "N" designation in the part number indicates the newer variant.

Q: Are there any electrical performance differences?

A: No. Both parts operate within identical voltage ranges (1.14V ~ 1.26V), temperature ranges (0°C ~ 85°C), and provide the same logic element count, RAM capacity, and I/O configuration.

Q: What packaging options are available?

A: LFE2M35SE-7F484C packaging format is not specified in available documentation. LFE2M35SE-7FN484C is supplied in Tray packaging. Both use the 484-FPBGA (23x23) supplier device package format.

Q: Is the 484-BBGA package suitable for high-density applications?

A: The 484-BBGA package provides 303 I/O pins in a 23x23mm footprint, supporting high-density surface mount assembly. Both parts use identical package specifications.

Q: What compliance certifications apply to these parts?

A: LFE2M35SE-7FN484C holds ROHS3 compliance and REACH Unaffected status. Both parts share identical ECCN (3A991D) and HTSUS (8542.39.0001) classifications. Moisture Sensitivity Level is 3 (168 Hours) for both variants.