{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1122CI5-077.0000","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1122CI5-077.0000","canonicalUrl":"https://icboms.com/microchip/DSC1122CI5-077.0000","factsUrl":"https://icboms.com/api/mcp/products/DSC1122CI5-077.0000","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC1122CI5-077.0000, MEMS-based XO (Standard), LVPECL output at 77 MHz, ±10 ppm frequency stability, 2.25V–3.6V supply, -40°C to 85°C, 6-SMD No Lead package.","salesMarkdown":"## LVPECL clock at 77 MHz — what the output type means for your receiver LVPECL requires DC biasing at the receiver; the 2.25V–3.6V supply range lets it run off a common 2.5V or 3.3V rail without an intermediate regulator. ## ±10 ppm stability and industrial temperature range ## 6-SMD No Lead footprint — board layout fit Packaged in a 6-SMD, No Lead case measuring 3.20 mm x 2.50 mm with a seated height of 0.90 mm.","metaTitle":"DSC1122CI5-077.0000 MEMS XO, LVPECL 77 MHz, ±10 ppm","metaDescription":"Microchip DSC1122CI5-077.0000 — Active MEMS oscillator, LVPECL output at 77 MHz, ±10 ppm stability, 2.25V–3.6V supply, industrial temp. Quoted to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Crystals & Oscillators"],"specifications":{"Mfr":"Microchip Technology","Type":"XO (Standard)","Output":"LVPECL","Series":"DSC1122","Package":"Tube","Ratings":"-","Function":"Enable/Disable","Frequency":"77 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-SMD, No Lead","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.126\\\" L x 0.098\\\" W (3.20mm x 2.50mm)","Voltage - Supply":"2.25V ~ 3.6V","Base Product Number":"DSC1122","Frequency Stability":"±10ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"58mA","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"22mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/9eb455e34e1b4ad4aed847bfc84d48fa.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1122CI5-077.0000/alternatives.json"},"ai":{"faq":[{"question":"What is the output type and frequency of DSC1122CI5-077.0000?","answer":"LVPECL output at 77 MHz. The differential LVPECL signal is DC-coupled and requires a 50-ohm termination to Vcc – 2V at the receiver."},{"question":"Is DSC1122CI5-077.0000 compatible with a 3.3V supply?","answer":"Yes. The supply voltage range is 2.25V to 3.6V, so both 2.5V and 3.3V rails are within spec without an external regulator."},{"question":"What is the difference between DSC1122 and DSC1121?","answer":"The DSC1122 series outputs LVPECL, while the DSC1121 series outputs LVDS. Both are MEMS-based XOs with the same package and supply range — the output type is the key selection difference."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1122CI5-077.0000","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1122CI5-077.0000 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}}