{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LPC43S70FET256551","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"LPC43S70FET256551","canonicalUrl":"https://icboms.com/nxp-usa-inc/LPC43S70FET256551","factsUrl":"https://icboms.com/api/mcp/products/LPC43S70FET256551","rawCanonicalId":null},"summary":{"shortDescription":"NXP LPC43xx series 32-bit dual-core ARM Cortex-M4/M0 MCU, 204MHz, 282K x 8 SRAM, 164 I/O, Ethernet, CAN, USB OTG, 2.2V–3.6V, -40°C~85°C, 256-LBGA (17x17mm), ROMless, Active.","salesMarkdown":"The 204 MHz clock on the M4 core gives it enough headroom for motor-field-oriented control loops, Ethernet packet processing, or LCD panel updates without stalling the M0 housekeeping thread. With 282K x 8 SRAM split across the cores, you can keep a frame buffer or a comms stack resident while the M0 manages the CANbus and UART traffic. It is not qualified for under-hood automotive or downhole environments. The 256-ball LBGA with a 17x17 mm body and 1.0 mm pitch requires a controlled reflow profile and post-assembly X-ray inspection — a hand-solder repair on this package is risky. Plan for a stencil and a rework station if you are prototyping.","metaTitle":"NXP LPC43S70FET256551 32-Bit Dual-Core MCU, 204MHz","metaDescription":"NXP LPC43S70FET256551 ARM Cortex-M4/M0 dual-core MCU at 204MHz, 282KB SRAM, 164 I/O, Ethernet/CAN/USB OTG, -40°C to 85°C, 256-LBGA. Active lifecycle. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"204MHz","title":"LPC43S70FET256551","Series":"LPC43xx","Package":"Bulk","RAM Size":"282K x 8","Core Size":"32-Bit Dual-Core","Peripherals":"Brown-out Detect/Reset, DMA, I²S, LCD, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, Ethernet, I²C, IrDA, Microwire, MMC/SD, QEI, SPI, SSI, SSP, UART/USART, USB, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"164","Core Processor":"ARM® Cortex®-M4/M0","Package / Case":"256-LBGA","Data Converters":"A/D 3x12b; D/A 1x10b","Oscillator Type":"Internal","Base Product Number":"LPC43S70","Program Memory Type":"ROMless","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"256-LBGA (17x17)","Voltage - Supply (Vcc/Vdd)":"2.2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$14.4953","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/0b8ed21b8149bd229042eb596feb9cf9.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LPC43S70FET256551/alternatives.json"},"ai":{"faq":[{"question":"What is the LPC43S70FET256551 datasheet?","answer":"The datasheet covers the full LPC43S70 family: dual-core ARM Cortex-M4/M0 at 204 MHz, 282 KB SRAM, 164 I/O, Ethernet, CAN, USB OTG, and the 256-LBGA package."},{"question":"What is the operating temperature range of the LPC43S70FET256551?","answer":"It is rated for -40°C to 85°C ambient, which covers industrial and commercial environments but not extended automotive or downhole applications."},{"question":"What is the closest pin-compatible alternative to the LPC43S70FET256551?","answer":"Other LPC43S70 variants in the same 256-LBGA package share the same ballout. The base product number LPC43S70 defines the footprint; density and peripheral differences are within the family, not a different pinout."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/LPC43S70FET256551","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/LPC43S70FET256551 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}}