{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"557M-01LF","brand":"Renesas Electronics","brandSlug":"renesas","productSlug":"557M-01LF","canonicalUrl":"https://icboms.com/renesas/557M-01LF","factsUrl":"https://icboms.com/api/mcp/products/557M-01LF","rawCanonicalId":null},"summary":{"shortDescription":"Renesas Electronics 557M-01LF PCI Express clock source IC, integrated PLL, 100 MHz max, HCSL/LVDS outputs, 3.135-3.465 V supply, 8-SOIC, tube.","salesMarkdown":"## PCIe clock source with integrated PLL The 557M-01LF is a single-output PCI Express clock source IC from Renesas, integrating a phase-locked loop (PLL) to generate a clean 100 MHz reference from either a clock or crystal input.","metaTitle":"Renesas 557M-01LF PCIe Clock Source IC, 100MHz, 8-SOIC","metaDescription":"Active Renesas 557M-01LF PCI Express clock source IC with integrated PLL. 100MHz max output, HCSL/LVDS, 3.135-3.465V supply, 8-SOIC. Quoted to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Clock & Timing ICs"],"specifications":{"PLL":"Yes","Input":"Clock, Crystal","Output":"HCSL, LVDS","Package":"Tube","Main Purpose":"PCI Express (PCIe)","Mounting Type":"Surface Mount","Package / Case":"8-SOIC (0.154\\\", 3.90mm Width)","Frequency - Max":"100MHz","lifecycle_stage":"eol_hot","Voltage - Supply":"3.135V ~ 3.465V","Number of Circuits":"1","Ratio - Input:Output":"1:1","Operating Temperature":"0°C ~ 70°C","Supplier Device Package":"8-SOIC","Differential - Input:Output":"No/Yes"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$4.36","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$4.36000","currency":"USD"},{"qty":10,"price":"$3.91800","currency":"USD"},{"qty":25,"price":"$3.70400","currency":"USD"},{"qty":100,"price":"$3.21030","currency":"USD"},{"qty":250,"price":"$3.04564","currency":"USD"},{"qty":500,"price":"$2.73286","currency":"USD"},{"qty":1000,"price":"$2.30482","currency":"USD"},{"qty":2500,"price":"$2.18958","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/0b549bbb2c7fe942a489bf91fc095e68.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest functional alternative to the 557M-01LF?","answer":"The 557G-05ALF is a related Renesas PCIe clock source, but it offers a 1:4 fan-out buffer (four outputs from one input) versus the 557M-01LF's 1:1 ratio, and supports up to 200 MHz. The 557M-01LF is the simpler single-output option for a point-to-point PCIe reference clock."},{"question":"Does the 557M-01LF accept a crystal as its input reference?","answer":"Yes — the input stage accepts either a clock signal or a fundamental-mode crystal, giving the designer flexibility to use a local crystal oscillator or a system clock distribution tree."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/renesas/557M-01LF","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/renesas/557M-01LF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:45:10.375Z","lastPublished":"2026-07-22T19:45:10.375Z","indexable":true}}