{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"CY7C68014A-56LTXC","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"CY7C68014A-56LTXC","canonicalUrl":"https://icboms.com/infineon/CY7C68014A-56LTXC","factsUrl":"https://icboms.com/api/mcp/products/CY7C68014A-56LTXC","rawCanonicalId":null},"summary":{"shortDescription":"Cypress EZ-USB FX2LP™ CY7C68014A-56LTXC, 8051-core USB microcontroller, 16K x 8 RAM, I²C/USB/USART, 24 I/O, 3V–3.6V supply, 0°C–70°C, 56-VFQFN exposed pad.","salesMarkdown":"## 8051 core at 48 MHz — USB throughput without the overhead The Cypress CY7C68014A-56LTXC is an EZ-USB FX2LP™ USB microcontroller built around an 8051 core. It handles USB 2.0 full-speed (12 Mbps) data flow without an external host processor, using a dedicated USB engine that offloads protocol handling from the 8051. The 16K x 8 internal RAM serves as endpoint buffer space — enough for four double-buffered bulk endpoints or a mix of control and interrupt transfers typical in data-acquisition, printer, or human-interface devices. ## ROMless architecture — plan for external program storage This part is ROMless, meaning all 8051 firmware must reside in external memory. The I²C interface is the standard boot path: the FX2LP loads its firmware from an I²C EEPROM at power-up. For higher performance, a parallel Flash or SRAM can be connected to the external memory bus. The 24 available I/O are shared between the external bus, USART, and general-purpose pins — pin assignment needs careful planning to avoid conflicts. ## 56-QFN with exposed pad — thermal and assembly notes The 56-VFQFN exposed pad — 8x8 mm body — is a compact, low-inductance package suited for USB designs where board space is tight. MSL 3 handling applies: bake before reflow if the moisture-barrier bag has been open past the floor-life window.","metaTitle":"Cypress CY7C68014A-56LTXC EZ-USB FX2LP USB MCU, 8051, 56-QFN","metaDescription":"Cypress CY7C68014A-56LTXC EZ-USB FX2LP USB microcontroller with 8051 core, 16K x 8 RAM, I²C/USB/USART, 56-VFQFN. Active lifecycle.","metaKeywords":null},"attributes":{"series":"EZ-USB FX2LP™","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Logic ICs"],"specifications":{"Series":"EZ-USB FX2LP™","Package":"Tray","RAM Size":"16K x 8","Interface":"I²C, USB, USART","Applications":"USB Microcontroller","Mounting Type":"Surface Mount","Number of I/O":"24","Core Processor":"8051","Package / Case":"56-VFQFN Exposed Pad","lifecycle_stage":"eol_hot","Voltage - Supply":"3V ~ 3.6V","Controller Series":"CY7C680xx","Program Memory Type":"ROMless","Operating Temperature":"0°C ~ 70°C","Supplier Device Package":"56-QFN (8x8)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$15.63","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$15.63000","currency":"USD"},{"qty":10,"price":"$14.36600","currency":"USD"},{"qty":25,"price":"$13.77080","currency":"USD"},{"qty":80,"price":"$12.13325","currency":"USD"},{"qty":260,"price":"$11.53773","currency":"USD"},{"qty":520,"price":"$10.79337","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/f4f886e90045cb3d8e5f666b3c7f1842.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the difference between CY7C68014A and CY7C68013A?","answer":"Both are EZ-USB FX2LP devices with the same 8051 core, 16K x 8 RAM, and 56-QFN package option. The CY7C68014A includes an additional I²C-boot EEPROM interface and a few extra GPIO pins — check the Cypress datasheet cross-reference table for the exact pin and feature delta. The CY7C68013A is more common in legacy designs; the CY7C68014A offers slightly more I/O flexibility."},{"question":"What is the maximum clock speed of CY7C68014A?","answer":"The 8051 core runs at 48 MHz (derived from the external 24 MHz crystal via on-chip PLL). The USB engine operates at 48 MHz for full-speed (12 Mbps) and can also support high-speed (480 Mbps) USB 2.0 when used with an external PHY — though the FX2LP itself is a full-speed device. The 48 MHz clock is the maximum internal operating frequency."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/CY7C68014A-56LTXC","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/CY7C68014A-56LTXC when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}