{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LPC4353JBD208551","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"LPC4353JBD208551","canonicalUrl":"https://icboms.com/nxp-usa-inc/LPC4353JBD208551","factsUrl":"https://icboms.com/api/mcp/products/LPC4353JBD208551","rawCanonicalId":null},"summary":{"shortDescription":"NXP LPC43xx series, LPC4353JBD208551, ARM Cortex-M4/M0 dual-core 32-bit MCU, 204 MHz, 512 KB Flash, 136K x 8 RAM, 16K x 8 EEPROM, 142 I/O, Ethernet/USB OTG/CAN, 2.2-3.6 V, -40 to 105 °C, 208-LQFP.","salesMarkdown":"The LPC4353JBD208551 pairs an ARM Cortex-M4 at 204 MHz with a Cortex-M0 coprocessor, both 32-bit cores on one die. The M4 handles the DSP-heavy control loop or protocol stack (Ethernet, USB OTG, CAN), while the M0 can run a real-time I/O scheduler or low-power housekeeping task without stealing cycles from the main application. That split saves an external companion MCU on many designs — one chip covers the motor-control PWM, the LCD interface, and the fieldbus gateway. ## 204 MHz — timing margin for the bus At 204 MHz the core runs fast enough to service Ethernet frames and CAN messages without dropping packets, even with the LCD controller and DMA active. The 136 KB SRAM is split across local and AHB buses; keep the M4's tight-loop data in the local SRAM bank to avoid wait-state stalls. The 512 KB Flash includes a prefetch buffer — sequential code runs at zero wait states up to the listed speed. ## Industrial temperature range — deployment context Rated -40 to 105 °C, so it fits motor-drive cabinets, outdoor telecom enclosures, and engine-bay controllers without a heatsink or active cooling.","metaTitle":"NXP LPC4353JBD208551 ARM Cortex-M4/M0 MCU, 204 MHz, 512 KB Flash","metaDescription":"NXP LPC4353JBD208551 dual-core 32-bit MCU at 204 MHz, 512 KB Flash, 136 KB SRAM, 16 KB EEPROM, Ethernet/USB OTG/CAN, -40 to 105 °C, 208-LQFP. Active lifecycle, sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Mfr":"NXP USA Inc.","Speed":"204MHz","Series":"LPC43xx","Package":"Bulk","RAM Size":"136K x 8","Core Size":"32-Bit Dual-Core","EEPROM Size":"16K x 8","Peripherals":"Brown-out Detect/Reset, DMA, I²S, LCD, Motor Control PWM, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, Ethernet, I²C, IrDA, Microwire, QEI, SD, SPI, SSI, SSP, UART/USART, USB, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"142","Core Processor":"ARM® Cortex®-M4/M0","Package / Case":"208-LQFP","Product Status":"Active","Data Converters":"A/D 8x10b; D/A 1x10b","Oscillator Type":"Internal","lifecycle_stage":"unknown","Base Product Number":"LPC4353","Program Memory Size":"512KB (512K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"208-LQFP (28x28)","Voltage - Supply (Vcc/Vdd)":"2.2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/645c31020af51296d6dc8881778b2584.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LPC4353JBD208551/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to LPC4353JBD208551?","answer":"The LPC435x family shares the same 208-LQFP pinout across Flash and SRAM density options. For a higher-Flash variant, the LPC4357 (1 MB Flash) is pin-compatible; for a lower-cost option, the LPC4350 (no Ethernet) shares the same footprint but drops the MAC peripheral. Verify the peripheral set against your BOM before swapping."},{"question":"What is LPC4353JBD208551's listed speed?","answer":"204 MHz on the Cortex-M4 core. The Cortex-M0 coprocessor runs at the same clock, configurable via the clock-generation unit."},{"question":"What compliance documentation does NXP provide for LPC4353JBD208551?","answer":"NXP publishes RoHS and REACH compliance declarations for the LPC43xx series. The 208-LQFP package is lead-free and halogen-free per the standard NXP material declaration. No UL or IEC certification is listed for this component — those apply at the system level, not the IC."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/LPC4353JBD208551","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/LPC4353JBD208551 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-11T17:20:20.394Z","lastPublished":"2026-07-11T17:20:20.394Z","indexable":true}}