{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1121BI2-114.2850","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1121BI2-114.2850","canonicalUrl":"https://icboms.com/microchip/DSC1121BI2-114.2850","factsUrl":"https://icboms.com/api/mcp/products/DSC1121BI2-114.2850","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC1121 series MEMS XO, 114.285 MHz fixed frequency, CMOS output, ±25 ppm stability, 2.25 V to 3.6 V supply, industrial temp -40°C to 85°C, 6-SMD no lead package.","salesMarkdown":"## 114.285 MHz MEMS clock — what it replaces The DSC1121BI2-114.2850: The MEMS resonator replaces a quartz crystal, so there is no startup reliability concern from crystal aging or shock — the oscillator starts up at the rated frequency without a warm-up period. ## Enable/disable function and idle current The enable/disable pin lets you gate the output — when disabled the supply current drops from 35 mA max to 22 mA max, which is useful for power-save modes in a system that does not need the clock during sleep. ## Package footprint and board integration 6-SMD no-lead package, 5.00 mm x 3.20 mm body, 0.90 mm seated height — the same footprint as a standard quartz oscillator in the 5x3.2 mm industry form factor, so it drops onto an existing PCB layout without a copper change. ## Active lifecycle — design-in ready The part is suitable for new designs and can be sourced through independent distribution against an RFQ.","metaTitle":"DSC1121BI2-114.2850 MEMS XO 114.285 MHz CMOS ±25ppm","metaDescription":"Microchip DSC1121BI2-114.2850 MEMS oscillator, 114.285 MHz CMOS output, ±25ppm stability, 2.25V-3.6V supply, -40°C to 85°C, 6-SMD no lead.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Crystals & Oscillators"],"specifications":{"Mfr":"Microchip Technology","Type":"XO (Standard)","Output":"CMOS","Series":"DSC1121","Package":"Tube","Ratings":"-","Function":"Enable/Disable","Frequency":"114.285 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-SMD, No Lead","Product Status":"Active","lifecycle_stage":"eol_hot","Size / Dimension":"0.197\\\" L x 0.126\\\" W (5.00mm x 3.20mm)","Voltage - Supply":"2.25V ~ 3.6V","Base Product Number":"DSC1121","Frequency Stability":"±25ppm","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"35mA","Absolute Pull Range (APR)":"-","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"22mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4ad75d2f22fe92055f4a953b00c76a2c.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Is DSC1121BI2-114.2850 a MEMS oscillator?","answer":"Yes, the base resonator is MEMS, not quartz — no crystal aging or shock sensitivity concerns."},{"question":"Does DSC1121BI2-114.2850 have an enable/disable pin?","answer":"Yes — the function is Enable/Disable. Disabling the output drops supply current from 35 mA max to 22 mA max."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1121BI2-114.2850","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1121BI2-114.2850 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}}