{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MK22FN128CAH12R","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"MK22FN128CAH12R","canonicalUrl":"https://icboms.com/nxp-usa-inc/MK22FN128CAH12R","factsUrl":"https://icboms.com/api/mcp/products/MK22FN128CAH12R","rawCanonicalId":null},"summary":{"shortDescription":"NXP Kinetis K20 series ARM Cortex-M4 MCU, MK22FN128CAH12R, 120 MHz clock, 128 KB Flash / 24 KB RAM, 40 I/O, USB OTG, 2×16-bit ADC, 1×12-bit DAC, single-supply 1.71 V–3.6 V, -40°C–85°C, 64-WLCSP (3.35×3.32 mm) on tape and reel.","salesMarkdown":"The MK22FN128CAH12R runs a single ARM Cortex-M4 at 120 MHz with a single-cycle multiply and hardware divide, plus a floating-point unit for real-time math. That clock rate puts it at the upper end of the Kinetis K20 value line — enough headroom for a sensor fusion loop or a USB audio stream without thrashing the scheduler. The 128 KB Flash and 24 KB RAM fit a moderate firmware image with a USB stack and a couple of PID loops; if your BOM needs more buffer for graphics or data logging, the pin-compatible higher-density siblings in the K20 family share the same footprint. On-chip peripherals include DMA, I²S, LVD, POR, PWM, and WDT. Connectivity covers I²C, IrDA, SPI, UART/USART, USB, and USB OTG — the USB OTG controller is the standout, letting this MCU act as host or device for direct flash-drive logging or keyboard input without an external PHY. Two 16-bit ADCs and one 12-bit DAC handle analog front-end tasks. The 40 GPIOs are enough for a keypad-plus-display interface or a modest sensor array.","metaTitle":"NXP MK22FN128CAH12R Kinetis K20 MCU, 120 MHz, 128 KB Flash","metaDescription":"NXP MK22FN128CAH12R ARM Cortex-M4 MCU, 120 MHz, 128 KB Flash, 24 KB RAM, USB OTG, 2×16-bit ADC, -40°C–85°C, 64-WLCSP. Active, available to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"120MHz","title":"MK22FN128CAH12R","Series":"Kinetis K20","Package":"Tape & Reel (TR)","RAM Size":"24K x 8","Core Size":"32-Bit Single-Core","Peripherals":"DMA, I²S, LVD, POR, PWM, WDT","Connectivity":"I²C, IrDA, SPI, UART/USART, USB, USB OTG","Mounting Type":"Surface Mount","Number of I/O":"40","Core Processor":"ARM® Cortex®-M4","Package / Case":"64-UFBGA, WLCSP","Data Converters":"A/D 2x16b; D/A 1x12b","Oscillator Type":"Internal","Base Product Number":"MK22FN128","Program Memory Size":"128KB (128K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~85°C(TA)","Supplier Device Package":"64-WLCSP (3.35x3.32)","Voltage - Supply (Vcc/Vdd)":"1.71V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$7.5596","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/MK22FN128CAH12R/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to MK22FN128CAH12R?","answer":"The Kinetis K20 family includes pin-compatible siblings with higher Flash and RAM densities, such as the MK22FN256 and MK22FN512 series, sharing the same 64-WLCSP footprint."},{"question":"What is MK22FN128CAH12R's listed speed?","answer":"The MK22FN128CAH12R runs at 120 MHz on its ARM Cortex-M4 core."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/MK22FN128CAH12R","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/MK22FN128CAH12R 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}}