{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MKL43Z256VMP4","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"MKL43Z256VMP4","canonicalUrl":"https://icboms.com/nxp-usa-inc/MKL43Z256VMP4","factsUrl":"https://icboms.com/api/mcp/products/MKL43Z256VMP4","rawCanonicalId":null},"summary":{"shortDescription":"NXP Kinetis KL4 series 32-bit ARM Cortex-M0+ MCU, MKL43Z256VMP4, 48 MHz core, 256 KB Flash, 32 KB RAM, 50 I/O, 64-MAPBGA (5x5 mm), -40°C to 105°C.","salesMarkdown":"The NXP MKL43Z256VMP4 is a 32-bit ARM Cortex-M0+ microcontroller from the Kinetis KL4 series, clocked at 48 MHz with 256 KB Flash and 32 KB RAM. The 50 general-purpose I/O lines and peripheral set — DMA, I²S, PWM, and multiple serial interfaces — suit it for industrial control panels, human-machine interfaces, and sensor hubs that need a compact BGA footprint and industrial temperature range. The 48 MHz clock on the Cortex-M0+ core delivers single-cycle multiply and a two-stage pipeline that keeps interrupt latency low — around 16 cycles from wake to handler entry. That timing budget allows the USB peripheral to sustain full-speed packet transfers without stalling the application loop, and the 16-bit ADC to sample at rates that capture motor-current ripple or audio-band signals without external buffering. 256 KB of Flash holds a combined bootloader, application image, and a small parameter block. The 32 KB RAM splits between stack, heap, and USB endpoint buffers.","metaTitle":"NXP MKL43Z256VMP4 Kinetis KL4 MCU, ARM Cortex-M0+, 48 MHz, 256 KB Flash","metaDescription":"NXP MKL43Z256VMP4 32-bit ARM Cortex-M0+ MCU from Kinetis KL4 series. 48 MHz core, 256 KB Flash, 32 KB RAM, 50 I/O, -40°C to 105°C. Active production, 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":"48MHz","Series":"Kinetis KL4","Package":"Tray","RAM Size":"32K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"-","Peripherals":"DMA, I²S, LCD, LVD, POR, PWM, WDT","Connectivity":"I²C, SPI, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"50","Core Processor":"ARM® Cortex®-M0+","Package / Case":"64-LFBGA","Product Status":"Active","Data Converters":"A/D 16x16b; D/A 1x12b","Oscillator Type":"Internal","lifecycle_stage":"unknown","Base Product Number":"MKL43Z256","Program Memory Size":"256KB (256K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"64-MAPBGA (5x5)","Voltage - Supply (Vcc/Vdd)":"1.71V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.1000","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/9d47501423b300c01f5f0edc50747504.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MKL43Z256VMP4/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to MKL43Z256VMP4?","answer":"Pin-compatible siblings in the Kinetis KL4 family share the same 64-MAPBGA footprint and peripheral set but differ in Flash and RAM density. The base product number MKL43Z256 identifies this 256 KB Flash / 32 KB RAM variant; lower- and higher-density options exist within the same package."},{"question":"What is MKL43Z256VMP4's listed speed?","answer":"The core runs at 48 MHz, which is the maximum clock for the ARM Cortex-M0+ in this device. That speed supports full-speed USB and 16-bit ADC sampling without external clock multiplication."},{"question":"What series does MKL43Z256VMP4 belong to?","answer":"It is part of the NXP Kinetis KL4 series, which integrates a segment LCD controller alongside the Cortex-M0+ core, USB, and a rich analog peripheral set."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/MKL43Z256VMP4","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/MKL43Z256VMP4 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}}