{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MIMXRT685SFFOB","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"MIMXRT685SFFOB","canonicalUrl":"https://icboms.com/nxp-usa-inc/MIMXRT685SFFOB","factsUrl":"https://icboms.com/api/mcp/products/MIMXRT685SFFOB","rawCanonicalId":null},"summary":{"shortDescription":"NXP RT-600 series 32-bit dual-core ARM Cortex-M33 crossover MCU, MIMXRT685SFFOB, 300 MHz, 4.5M x 8 RAM, external program memory, 147 I/O, USB 2.0 OTG, 1.71 V to 3.6 V supply, -20°C to 85°C, 249-FOWLP (7x7 mm) tray.","salesMarkdown":"## Connectivity and I/O budget The USB OTG support means it can act as either host or device without an external PHY — useful for field updates or direct connection to a sensor hub. The EBI/EMI interface can gluelessly attach parallel NOR Flash, SRAM, or a display controller, which is the typical path for expanding program or frame-buffer memory beyond the internal RAM. Operating temperature is -20°C to 85°C.","metaTitle":"NXP MIMXRT685SFFOB RT-600 MCU, 300 MHz Dual-Core","metaDescription":"NXP MIMXRT685SFFOB RT-600 series 32-bit dual-core ARM Cortex-M33 MCU at 300 MHz, 4.5M x 8 RAM, 147 I/O, USB 2.0 OTG, -20°C to 85°C, 249-FOWLP. Active lifecycle, available to order.","metaKeywords":null},"attributes":{"series":"RT-600","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"300MHz","title":"MIMXRT685SFFOB","Series":"RT-600","Package":"Tray","RAM Size":"4.5M x 8","Core Size":"32-Bit Dual-Core","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","description":"IC MCU 32BIT EXT MEM 249FOWLP","Connectivity":"EBI/EMI, I²C, MMC/SD/SDIO, SPDIF, SPI, UART/USART, USB2.0 OTG","Mounting Type":"Surface Mount","Number of I/O":"147","Core Processor":"ARM® Cortex®-M33","Package / Case":"249-WFBGA","Data Converters":"A/D 12x12b","Oscillator Type":"Internal","Base Product Number":"MIMXRT685","Program Memory Type":"External Program Memory","Operating Temperature":"-20°C~85°C(TA)","Supplier Device Package":"249-FOWLP (7x7)","Voltage - Supply (Vcc/Vdd)":"1.71V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$29.2800","priceTiers":[{"qty":1,"price":"$29.28000","currency":"USD"},{"qty":10,"price":"$23.48100","currency":"USD"},{"qty":80,"price":"$20.05100","currency":"USD"},{"qty":440,"price":"$19.90705","currency":"USD"}]},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MIMXRT685SFFOB/alternatives.json"},"ai":{"faq":[{"question":"What is the exact supply voltage range for MIMXRT685SFFOB?","answer":"The supply voltage range is 1.71 V to 3.6 V, covering both core and I/O from a single rail."},{"question":"Does MIMXRT685SFFOB support USB 2.0 OTG?","answer":"Yes, the connectivity list includes USB 2.0 OTG, allowing host or device operation without an external PHY."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/MIMXRT685SFFOB","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/nxp-usa-inc/MIMXRT685SFFOB when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-16T10:39:33.080Z","lastPublished":"2026-07-16T10:39:33.080Z","indexable":true}}