{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LPC11U68JBD48E","brand":"NXP USA Inc.","brandSlug":"nxp-usa-inc","productSlug":"LPC11U68JBD48E","canonicalUrl":"https://icboms.com/nxp-usa-inc/LPC11U68JBD48E","factsUrl":"https://icboms.com/api/mcp/products/LPC11U68JBD48E","rawCanonicalId":null},"summary":{"shortDescription":"NXP LPC11U68JBD48E, ARM Cortex-M0+ 32-bit MCU, 50 MHz, 256 KB Flash, 36 KB RAM, USB 2.0, I²C/SPI/UART, 34 GPIO, 8x12-bit ADC, -40°C to 105°C, 48-LQFP.","salesMarkdown":"The NXP LPC11U68JBD48E is a 32-bit ARM Cortex-M0+ microcontroller running at 50 MHz, with 256 KB of Flash and 36 KB of RAM. It is part of the LPC11Uxx series. The 50 MHz clock is the ceiling for the Cortex-M0+ pipeline. For a USB CDC or HID application, that is enough headroom to service the 12 Mbps full-speed endpoint while polling a couple of I²C sensors and updating a PWM output. If your control loop needs to run above 50 kHz or you are bit-banging a high-speed protocol, this part will be tight — but for the typical mix of serial communication, ADC reads, and GPIO toggling, 50 MHz is a comfortable fit. ## Memory budget and field-reprogrammability 256 KB of Flash holds a moderate firmware image — think a USB stack, a Modbus RTU slave, and a handful of application routines. The 36 KB RAM (organized as 36K x 8) gives enough buffer space for USB packets and a couple of I²C transaction queues. The Flash is in-system programmable via the USB or UART bootloader, so firmware updates in the field are possible without a programmer — useful for a panel retrofit or a firmware patch on site. The internal oscillator keeps the part running without an external crystal for many applications, though the USB peripheral will need a precise clock source for full-speed operation. ## Industrial temperature and on-chip peripherals The 8-channel 12-bit ADC is enough for reading a few analog sensors or a potentiometer — not for precision measurement, but adequate for panel feedback and threshold detection. The DMA controller can move data between peripherals and RAM without CPU intervention, which helps keep the 50 MHz core from being bogged down by serial traffic.","metaTitle":"NXP LPC11U68JBD48E ARM Cortex-M0+ MCU, 50 MHz, 256 KB Flash, 48-LQFP","metaDescription":"NXP LPC11U68JBD48E 32-bit ARM Cortex-M0+ MCU, 50 MHz, 256 KB Flash, 36 KB RAM, USB 2.0, I²C/SPI/UART, 34 GPIO, 8x12-bit ADC, -40°C to 105°C, 48-LQFP. Active, available 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":"50MHz","Series":"LPC11Uxx","Package":"Tray","RAM Size":"36K x 8","Core Size":"32-Bit Single-Core","EEPROM Size":"4K x 8","Peripherals":"Brown-out Detect/Reset, DMA, POR, PWM, WDT","Connectivity":"I²C, Microwire, SPI, SSI, SSP, UART/USART, USB","Mounting Type":"Surface Mount","Number of I/O":"34","Core Processor":"ARM® Cortex®-M0+","Package / Case":"48-LQFP","Data Converters":"A/D 8x12b","Oscillator Type":"Internal","lifecycle_stage":"unknown","Base Product Number":"LPC11","Program Memory Size":"256KB (256K x 8)","Program Memory Type":"FLASH","Operating Temperature":"-40°C~105°C(TA)","Supplier Device Package":"48-LQFP (7x7)","Voltage - Supply (Vcc/Vdd)":"2.4V ~ 3.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$8.9800","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/e1b03385a5bd34f631b78c423f5104d1.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LPC11U68JBD48E/alternatives.json"},"ai":{"faq":[{"question":"What is the core speed of LPC11U68JBD48E?","answer":"The LPC11U68JBD48E runs at 50 MHz."},{"question":"What is the memory configuration on LPC11U68JBD48E?","answer":"It has 256 KB of Flash and 36 KB of RAM."},{"question":"What interfaces does LPC11U68JBD48E support?","answer":"It supports USB 2.0, I²C, SPI, UART, SSI, SSP, and Microwire."},{"question":"What is the operating temperature range of LPC11U68JBD48E?","answer":"It is rated for -40°C to 105°C."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/nxp-usa-inc/LPC11U68JBD48E","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/LPC11U68JBD48E 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}}