{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DSC1121BI5-049.1520T","brand":"Microchip Technology","brandSlug":"microchip","productSlug":"DSC1121BI5-049.1520T","canonicalUrl":"https://icboms.com/microchip/DSC1121BI5-049.1520T","factsUrl":"https://icboms.com/api/mcp/products/DSC1121BI5-049.1520T","rawCanonicalId":null},"summary":{"shortDescription":"Microchip DSC1121BI5-049.1520T, XO (Standard), MEMS base resonator, 49.152 MHz CMOS output, ±10 ppm stability, 2.25-3.6 V supply, -40 to 85°C, 6-VDFN package.","salesMarkdown":"## MEMS oscillator at 49.152 MHz with CMOS output The DSC1121BI5-049.1520T is a MEMS-based XO (Standard) from Microchip's DSC1121 series, delivering a 49.152 MHz CMOS output with ±10 ppm absolute pull range stability. Supply voltage spans 2.25 V to 3.6 V, covering 2.5 V and 3.3 V logic rails without an external regulator. ## Industrial temperature grade and 6-VDFN package Housed in a 6-VDFN package measuring 5.00 mm x 3.20 mm with a seated height of 0.90 mm — the low-profile footprint fits tight board stacks and keeps the clock source close to the load.","metaTitle":"DSC1121BI5-049.1520T MEMS Oscillator 49.152 MHz CMOS Active","metaDescription":"Microchip DSC1121BI5-049.1520T XO, MEMS, 49.152 MHz, CMOS output, ±10 ppm stability, 2.25-3.6 V supply, -40 to 85°C. Active lifecycle. Order via RFQ.","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":"Tape & Reel (TR)","Ratings":"-","Function":"Enable/Disable","Frequency":"49.152 MHz","Mounting Type":"Surface Mount","Base Resonator":"MEMS","Package / Case":"6-VDFN","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":"-","Height - Seated (Max)":"0.035\\\" (0.90mm)","Operating Temperature":"-40°C~85°C","Current - Supply (Max)":"35mA","Absolute Pull Range (APR)":"±10ppm","Spread Spectrum Bandwidth":"-","Current - Supply (Disable) (Max)":"22mA"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4ad75d2f22fe92055f4a953b00c76a2c.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/DSC1121BI5-049.1520T/alternatives.json"},"ai":{"faq":[{"question":"What is the output frequency stability of the DSC1121BI5-049.1520T?","answer":"The absolute pull range (APR) is ±10 ppm. This is the total frequency deviation including initial tolerance, temperature, and aging over the supply voltage range."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/microchip/DSC1121BI5-049.1520T","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/microchip/DSC1121BI5-049.1520T 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}}