{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MC9S12HZ256VAL","brand":"NXP Semiconductors","brandSlug":"nxp","productSlug":"MC9S12HZ256VAL","canonicalUrl":"https://icboms.com/nxp/MC9S12HZ256VAL","factsUrl":"https://icboms.com/api/mcp/products/MC9S12HZ256VAL","rawCanonicalId":null},"summary":{"shortDescription":"NXP HCS12 16-bit microcontroller, MC9S12HZ256VAL, 25MHz core, 256KB Flash, 12KB RAM, 2KB EEPROM, 85 I/O, LCD driver, motor control PWM, CAN, 112-LQFP (20x20 mm).","salesMarkdown":"## Package and board-fit — 112-LQFP with 85 I/O The MC9S12HZ256VAL ships in a 112-lead LQFP with a 20x20 mm body. The 0.65 mm pitch demands a controlled soldering profile and a PCB with at least four layers for clean fan-out of the 85 I/O. ## Memory and peripheral set — what the 256 KB flash buys you 256 KB of on-chip flash with 12 KB RAM and 2 KB EEPROM gives this part enough code space for a CAN-based instrument cluster or a motor-control application without external memory. The EEPROM holds calibration constants and fault logs that survive power loss — no serial EEPROM on the board needed. The 16-channel 10-bit ADC reads analog sensors directly; the LCD driver drives a segmented display, and the motor-control PWM runs a DC or stepper motor without a separate PWM generator.","metaTitle":"MC9S12HZ256VAL HCS12 16-bit MCU, 256KB Flash, 25MHz","metaDescription":"NXP MC9S12HZ256VAL 16-bit MCU, 25MHz HCS12 core, 256KB Flash, 12KB RAM, 2KB EEPROM, LCD & motor control PWM, CAN, 112-LQFP. Active, ROHS3. Request a quote.","metaKeywords":null},"attributes":{"series":"HCS12","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Microcontrollers & Processors (MCU / MPU / DSP)"],"specifications":{"Speed":"25MHz","Series":"HCS12","Package":"Bulk","RAM Size":"12K x 8","Core Size":"16-Bit","EEPROM Size":"2K x 8","Peripherals":"LCD, Motor control PWM, POR, PWM, WDT","Connectivity":"CANbus, EBI/EMI, I²C, SCI, SPI","Mounting Type":"Surface Mount","Number of I/O":"85","Core Processor":"HCS12","Package / Case":"112-LQFP","Data Converters":"A/D 16x10b","Oscillator Type":"Internal","lifecycle_stage":"eol_hot","Program Memory Size":"256KB (256K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C ~ 105°C (TA)","Supplier Device Package":"112-LQFP (20x20)","Voltage - Supply (Vcc/Vdd)":"2.35V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$26.05","stockQuantity":0,"priceTiers":[{"qty":12,"price":"$26.05000","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/4b1e36c24353f3e84b5533514db4bcc8.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Can MC9S12HZ256VAL replace MC9S12DT128BVPV on the same board?","answer":"Not without a firmware port and a board spin. Both parts share the same HCS12 core, 25 MHz speed, and 2.35-5.5 V supply, but the MC9S12HZ256VAL has 85 I/O (vs 91), includes an LCD driver and motor-control PWM that the DT128 lacks, and is in a 112-LQFP (the DT128 is in a 112-LQFP as well, but pin assignments differ). The memory map and peripheral registers are not identical."},{"question":"What compliance documentation is available for MC9S12HZ256VAL?","answer":"The part is ROHS3 compliant. The manufacturer's RoHS certificate of compliance and material declaration are available on request."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp/MC9S12HZ256VAL","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/nxp/MC9S12HZ256VAL when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}