{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LCMXO3LF-640E-5MG121I","brand":"Lattice Semiconductor Corporation","brandSlug":"lattice-semiconductor-corporation","productSlug":"LCMXO3LF-640E-5MG121I","canonicalUrl":"https://icboms.com/lattice-semiconductor-corporation/LCMXO3LF-640E-5MG121I","factsUrl":"https://icboms.com/api/mcp/products/LCMXO3LF-640E-5MG121I","rawCanonicalId":null},"summary":{"shortDescription":"Lattice Semiconductor Corporation MachXO3 FPGA, LCMXO3LF-640E-5MG121I, 640 logic elements, 100 I/O, 64 Kbit RAM, 1.14-1.26V, -40 to 100°C, 121-CSFBGA (6x6), Tray.","salesMarkdown":"## Logic density and I/O count for glue-logic integration The LCMXO3LF-640E-5MG121I is a Lattice MachXO3 FPGA with 640 logic elements arranged in 80 LABs/CLBs, backed by 65536 total RAM bits. This density suits it for glue-logic consolidation, bus bridging, and control-plane sequencing where a small FPGA replaces multiple discrete logic packages. 100 user I/O are available in the 121-ball CSFBGA package — enough to interface with a parallel bus, a handful of SPI/I2C peripherals, and status/control lines without needing a larger footprint. Core voltage is 1.14 V to 1.26 V — a single 1.2 V rail with ±5 % tolerance covers the range. The industrial temperature grade spans -40 °C to 100 °C (TJ), making it suitable for outdoor telecom cabinets, motor-drive enclosures, and engine-bay-adjacent electronics that see ambient heat soak. The 121-CSFBGA (6x6 mm) package requires a 4-layer PCB minimum for fan-out of the 100 I/O on a 0.5 mm pitch. Decoupling capacitors should sit within 2 mm of each VCC ball per Lattice's layout guidelines.","metaTitle":"LCMXO3LF-640E-5MG121I Lattice MachXO3 FPGA, 640 LEs, 100 I/O","metaDescription":"Lattice MachXO3 FPGA LCMXO3LF-640E-5MG121I, 640 logic elements, 100 I/O, 64 Kbit RAM, 1.14-1.26V, -40 to 100°C, 121-CSFBGA. Active production, ROHS3 compliant.","metaKeywords":null},"attributes":{"series":"MachXO3","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["FPGA / CPLD & Programmable Logic"],"specifications":{"Mfr":"Lattice Semiconductor Corporation","Series":"MachXO3","Package":"Tray","Mounting Type":"Surface Mount","Number of I/O":"100","Package / Case":"121-VFBGA, CSPBGA","Product Status":"Active","Total RAM Bits":"65536","lifecycle_stage":"unknown","Voltage - Supply":"1.14V ~ 1.26V","Base Product Number":"LCMXO3","Number of LABs/CLBs":"80","Operating Temperature":"-40°C ~ 100°C (TJ)","Supplier Device Package":"121-CSFBGA (6x6)","Number of Logic Elements/Cells":"640"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$7.3500","priceTiers":[{"qty":1,"price":"$7.35000","currency":"USD"},{"qty":25,"price":"$6.45000","currency":"USD"},{"qty":100,"price":"$6.17500","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/78262a9d261bca24dd516ea68815df94.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LCMXO3LF-640E-5MG121I/alternatives.json"},"ai":{"faq":[{"question":"What is the closest higher-density sibling in the same package?","answer":"The LCMXO3LF-1300E-5MG121I doubles the logic to 1280 elements (160 LABs/CLBs) while keeping the same 100 I/O, 65536 RAM bits, 121-CSFBGA package, and 1.14-1.26V supply. It is a drop-in footprint replacement if the design needs more logic without a board spin."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/lattice-semiconductor-corporation/LCMXO3LF-640E-5MG121I","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/lattice-semiconductor-corporation/LCMXO3LF-640E-5MG121I when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}