{"id":9752,"date":"2026-07-05T12:44:13","date_gmt":"2026-07-05T12:44:13","guid":{"rendered":"https:\/\/materialparts.com\/lpc1850fet256551\/"},"modified":"2026-07-05T12:44:13","modified_gmt":"2026-07-05T12:44:13","slug":"lpc1850fet256551","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/lpc1850fet256551\/","title":{"rendered":"LPC1850FET256,551"},"content":{"rendered":"<h2>\u4ea7\u54c1\u6982\u89c8<\/h2>\n<p>The LPC1850FET256,551 from NXP Semiconductors is a 32-bit ARM Cortex-M3 microcontroller running at 180MHz with 200KB SRAM, ROMless (external Flash via SPIFI), dual USB 2.0 HS, Ethernet MAC, LCD controller, and external memory controller in a 256-pin LBGA package. The ,551 suffix denotes the specific batch\/ordering variant.<\/p>\n<h2>\u4e3b\u8981\u89c4\u683c<\/h2>\n<ul>\n<li>CPU: ARM Cortex-M3, 180MHz<\/li>\n<li>Flash: None (ROMless, supports external Flash via SPIFI)<\/li>\n<li>SRAM: 200KB<\/li>\n<li>EEPROM: 16KB<\/li>\n<li>Supply Voltage: 2.2V-3.6V<\/li>\n<li>I\/O: 164 pins<\/li>\n<li>USB: 2x HS 2.0 Device\/Host\/OTG with on-chip PHY<\/li>\n<li>Ethernet: 10\/100 MAC with RMII\/MII, IEEE 1588<\/li>\n<li>CAN: 2x C_CAN 2.0B<\/li>\n<li>UART: 4x<\/li>\n<li>SPI\/SSP: 3x (2 SSP + 1 SPIFI)<\/li>\n<li>I2C: 2x<\/li>\n<li>LCD Controller: up to 1024&#215;768<\/li>\n<li>ADC: 2x 10-bit, 400ksps<\/li>\n<li>Package: 256-LBGA (17.2&#215;17.2mm)<\/li>\n<li>Operating Temp: -40C to +85C<\/li>\n<li>Security: AES engine, 2x 128-bit secure OTP<\/li>\n<\/ul>\n<h2>\u7279\u70b9<\/h2>\n<ul>\n<li>180MHz ARM Cortex-M3 with 3-stage pipeline<\/li>\n<li>Dual USB 2.0 High-Speed with on-chip PHY<\/li>\n<li>Integrated 10\/100 Ethernet MAC with IEEE 1588<\/li>\n<li>LCD controller up to 1024&#215;768 for TFT panels<\/li>\n<li>SPIFI interface for cost-effective external Flash boot<\/li>\n<li>Hardware AES security engine with secure OTP<\/li>\n<\/ul>\n<h2>\u5e94\u7528<\/h2>\n<ul>\n<li>Industrial Ethernet gateways<\/li>\n<li>Medical imaging and diagnostic equipment<\/li>\n<li>Consumer multimedia devices with LCD and USB<\/li>\n<li>Building automation controllers<\/li>\n<li>Embedded systems requiring external memory<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Product Overview The LPC1850FET256,551 from NXP Semiconductors is a 32-bit ARM Cortex-M3 microcontroller running at 180MHz with 200KB SRAM, ROMless (external Flash via SPIFI), dual USB 2.0 HS, Ethernet MAC, LCD controller, and external memory controller in a 256-pin LBGA package. The ,551 suffix denotes the specific batch\/ordering variant. Key Specifications CPU: ARM Cortex-M3, 180MHz [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,25],"tags":[1022],"chip_brand":[168],"class_list":["post-9752","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-microcontrollers-mcu","tag-lpc1850fet256551","chip_brand-nxp"],"acf":{"brief_explanation":"ARM Cortex-M3 180MHz MCU, 200KB SRAM, ROMless, dual USB HS, ETH, LCD, 256-LBGA, -40~85C","date_code":"","package_case":"256-LBGA (17.2 x 17.2 x 1.1mm)","in_stock":10402,"datasheet":"https:\/\/www.nxp.com\/products\/LPC1850FET256","price":"$8.61 @ 1pcs","product_introduction":"The LPC1850FET256,551 from NXP is an 180MHz ARM Cortex-M3 ROMless MCU with 200KB SRAM, dual USB HS, Ethernet, LCD controller, and SPIFI for external Flash in a 256-LBGA package.","working_principle":"The Cortex-M3 CPU fetches instructions from external SPIFI Flash at boot, then executes from internal SRAM for performance-critical code. The bus matrix connects CPU, DMA, and peripherals through multiple AHB\/APB bridges. The dual USB HS controllers handle device\/host\/OTG with on-chip PHY.","pin_description":"<table><tr><th>Pin<\/th><th>Name<\/th><th>Function<\/th><\/tr><tr><td>A1-A12<\/td><td>GPIO\/BUS<\/td><td>Configurable I\/O and external memory bus<\/td><\/tr><tr><td>B1-B12<\/td><td>USB\/ETH<\/td><td>USB DP\/DM and Ethernet MII\/RMII<\/td><\/tr><tr><td>C1-C12<\/td><td>SPIFI\/SSP<\/td><td>SPIFI and SSP interface pins<\/td><\/tr><tr><td>D1-D12<\/td><td>ADC\/DAC<\/td><td>Analog inputs and DAC output<\/td><\/tr><tr><td>E1-E12<\/td><td>VDD\/VSS<\/td><td>3.3V I\/O supply and ground<\/td><\/tr><\/table>","application_scenarios":"<ul><li>Industrial Ethernet gateway with dual USB<\/li><li>Medical imaging device with LCD controller<\/li><li>Consumer multimedia with Ethernet connectivity<\/li><li>Building automation multi-protocol controller<\/li><\/ul>","alternative_models":"<table><tr><th>Model<\/th><th>Manufacturer<\/th><th>Spec1<\/th><th>Spec2<\/th><\/tr><tr><td>LPC4357FET256<\/td><td>NXP<\/td><td>Cortex-M4\/M0 204MHz<\/td><td>Dual core<\/td><\/tr><tr><td>LPC1850FET208<\/td><td>NXP<\/td><td>Cortex-M3 180MHz<\/td><td>LQFP-208<\/td><\/tr><tr><td>STM32F429NIH6<\/td><td>STMicro<\/td><td>Cortex-M4 180MHz<\/td><td>BGA-216<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9752","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/comments?post=9752"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9752\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9752"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}