{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LPC43S57JET256E","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"LPC43S57JET256E","canonicalUrl":"https://icboms.com/nxp-usa-inc/LPC43S57JET256E","factsUrl":"https://icboms.com/api/mcp/products/LPC43S57JET256E","rawCanonicalId":null},"summary":{"shortDescription":"NXP LPC43xx series LPC43S57JET256E, 32-Bit Dual-Core ARM Cortex-M4/M0, 204MHz, 1MB FLASH, 136K x 8 RAM, 164 I/O, Ethernet, CAN, USB OTG, -40 to 105°C, 2.2-3.6V, 256-LBGA (17x17mm) Tray.","salesMarkdown":"## Dual-core ARM Cortex-M4/M0 at 204 MHz — what that means on the bench The NXP LPC43S57JET256E is a 32-bit dual-core microcontroller built around an ARM Cortex-M4 and a Cortex-M0, clocked at 204 MHz. The M4 handles the heavy lifting — real-time control loops, Ethernet stack, CAN messaging — while the M0 offloads housekeeping like UART polling or GPIO toggling. That 204 MHz rating isn't just a headline number; it determines whether your motor-control PWM loop closes fast enough or your EtherCAT frame gets serviced before the next sync pulse arrives. The 164 I/O lines in a 256-LBGA package give you the pin count for parallel LCD, external memory bus, and a bank of sensors without multiplexing.","metaTitle":"NXP LPC43S57JET256E ARM Dual-Core MCU, 204MHz, 1MB Flash","metaDescription":"NXP LPC43S57JET256E 32-bit ARM Cortex-M4/M0 dual-core MCU at 204MHz with 1MB Flash, 136KB SRAM, Ethernet, CAN, USB OTG. -40 to 105°C industrial range. Active production, quoted to","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"204MHz","title":"LPC43S57JET256E","Series":"LPC43xx","Package":"Tray","RAM Size":"136K x 8","Core Size":"32-Bit Dual-Core","Peripherals":"Brown-out Detect/Reset, DMA, I²S, LCD, Motor Control PWM, POR, 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 8x10b; D/A 1x10b","Oscillator Type":"Internal","Base Product Number":"LPC43S57","Program Memory Size":"1MB (1M x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"256-LBGA (17x17)","Voltage - Supply (Vcc/Vdd)":"2.2V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$27.4600","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/d96e199ff6acdbf0a48d2c82a2b87722.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LPC43S57JET256E/alternatives.json"},"ai":{"faq":[{"question":"What is the 204 MHz speed good for on this MCU?","answer":"The 204 MHz Cortex-M4 core handles real-time control loops, Ethernet packet processing, and CAN messaging with enough headroom for a full TCP/IP stack. The companion Cortex-M0 offloads peripheral management so the M4 isn't interrupted by UART or GPIO events."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/LPC43S57JET256E","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/LPC43S57JET256E 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}}