{"id":9383,"date":"2026-07-03T06:18:17","date_gmt":"2026-07-03T06:18:17","guid":{"rendered":"https:\/\/materialparts.com\/pic32mx340f512h-80i-pt\/"},"modified":"2026-07-03T07:37:49","modified_gmt":"2026-07-03T07:37:49","slug":"pic32mx340f512h-80i-pt","status":"publish","type":"post","link":"https:\/\/materialparts.com\/zh\/pic32mx340f512h-80i-pt\/","title":{"rendered":"PIC32MX340F512H-80I\/PT"},"content":{"rendered":"

\u4ea7\u54c1\u6982\u89c8<\/h2>\n

The PIC32MX340F512H-80I\/PT is a 32-bit microcontroller from Microchip Technology based on the MIPS32 M4K core, running at 80MHz with 512KB Flash and 32KB SRAM. It features USB 2.0 OTG, multiple serial communication interfaces, and a 10-bit ADC. Packaged in a 64-pin LQFP (PT package), the -80I suffix indicates 80MHz industrial temperature range (-40C to +85C). This device is part of the PIC32MX3xx\/4xx family with USB connectivity.<\/p>\n

\u4e3b\u8981\u89c4\u683c<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u6838\u5fc3<\/td>\nMIPS32 M4K<\/td>\n<\/tr>\n
Max Frequency<\/td>\n80 MHz<\/td>\n<\/tr>\n
Flash Memory<\/td>\n512 KB<\/td>\n<\/tr>\n
SRAM<\/td>\n32 KB<\/td>\n<\/tr>\n
USB<\/td>\n2.0 OTG (Full Speed, 12 Mbps)<\/td>\n<\/tr>\n
ADC<\/td>\n10-bit, 16 channels, 1 Msps<\/td>\n<\/tr>\n
\u8ba1\u65f6\u5668<\/td>\n5x 16-bit (configurable as 32-bit pairs)<\/td>\n<\/tr>\n
\u4ea4\u6d41<\/td>\n3x SPI, 2x I2C, 2x UART, 1x CAN 2.0B, 1x PMP<\/td>\n<\/tr>\n
Comparators<\/td>\n2x analog comparators<\/td>\n<\/tr>\n
\u7535\u6e90\u7535\u538b<\/td>\n2.3V to 3.6V<\/td>\n<\/tr>\n
\u5305\u88c5<\/td>\n64-pin LQFP (10×10 mm)<\/td>\n<\/tr>\n
\u5de5\u4f5c\u6e29\u5ea6<\/td>\n-40C to +85C (Industrial)<\/td>\n<\/tr>\n<\/table>\n

\u7279\u70b9<\/h2>\n
    \n
  • MIPS32 M4K core with DSP extensions at 80MHz (80 DMIPS)<\/li>\n
  • 512KB Flash with dual-panel for simultaneous read\/write<\/li>\n
  • USB 2.0 OTG with dedicated on-chip transceiver<\/li>\n
  • CAN 2.0B interface for automotive\/industrial networking<\/li>\n
  • Parallel Master Port (PMP) for external memory\/display interface<\/li>\n
  • DMA controller for autonomous peripheral-to-memory transfers<\/li>\n<\/ul>\n

    \u5e94\u7528<\/h2>\n
      \n
    • USB peripherals and host devices<\/li>\n
    • Industrial control with CAN bus communication<\/li>\n
    • Medical instrumentation and monitoring<\/li>\n
    • Consumer electronics with USB connectivity<\/li>\n
    • Embedded networking gateways<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The PIC32MX340F512H-80I\/PT is a 32-bit microcontroller from Microchip Technology based on the MIPS32 M4K core, running at 80MHz with 512KB Flash and 32KB SRAM. It features USB 2.0 OTG, multiple serial communication interfaces, and a 10-bit ADC. Packaged in a 64-pin LQFP (PT package), the -80I suffix indicates 80MHz industrial temperature range (-40C […]<\/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":[13,51],"tags":[529],"chip_brand":[134],"class_list":["post-9383","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-optocouplers-photocouplers","tag-pic32mx340f512h-80i-pt","chip_brand-microchip"],"acf":{"brief_explanation":"PIC32MX 32-bit MCU, 80MHz MIPS32 M4K, 512KB Flash, USB OTG, CAN, 64-LQFP, industrial","date_code":"25+","package_case":"64-pin LQFP (10 x 10 x 1.4 mm)","in_stock":26549,"datasheet":"https:\/\/ww1.microchip.com\/downloads\/en\/DeviceDoc\/61143H.pdf","price":"$5.80 @ 1ku","product_introduction":"The PIC32MX340F512H-80I\/PT is a 32-bit microcontroller from Microchip Technology based on the MIPS32 M4K core, operating at 80MHz with 80 DMIPS performance. It features 512KB Flash, 32KB SRAM, USB 2.0 OTG, CAN 2.0B, and a 10-bit ADC in a 64-pin LQFP package. The industrial temperature range and CAN interface make it suitable for automotive and industrial applications requiring USB connectivity and robust communication.","working_principle":"The PIC32MX340F512H-80I\/PT operates on the MIPS32 M4K processor core with a 5-stage pipeline executing up to 80 DMIPS at 80MHz. The core supports User and Kernel modes with a shadow register set for fast interrupt handling. The bus matrix provides separate instruction and data paths (Harvard architecture) with 512KB Flash connected via the prefetch cache module for zero-wait-state execution at full speed. The USB 2.0 OTG module implements both host and device functions with a dedicated on-chip transceiver, supporting full-speed (12 Mbps) transfers with integrated FIFO buffers. The CAN 2.0B module handles CAN protocol processing including bit timing, message filtering, and error management. The DMA controller enables autonomous data transfer between peripherals (SPI, UART, ADC) and memory without CPU intervention. The Parallel Master Port (PMP) provides a parallel interface to external memory, displays, or other peripherals with configurable timing.","pin_description":"\n
      Pin Group<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      Power<\/td>VDD, VDDIO, VSS, VUSB<\/td>Power<\/td>3.3V core\/I\/O, USB transceiver supply<\/td><\/tr>\n
      GPIO<\/td>RA0-RA7, RB0-RB15, RC0-RC13<\/td>Bidirectional<\/td>Up to 53 I\/O pins with alternate functions<\/td><\/tr>\n
      USB<\/td>D+, D-<\/td>USB<\/td>USB differential data pair<\/td><\/tr>\n
      CAN<\/td>CANTX, CANRX<\/td>CAN<\/td>CAN 2.0B transmit and receive<\/td><\/tr>\n
      Debug<\/td>PGEC1, PGED1<\/td>Debug<\/td>ICSP programming and debug interface<\/td><\/tr>\n
      Reset<\/td>MCLR<\/td>Input<\/td>Master clear reset (active low)<\/td><\/tr>\n<\/table>","application_scenarios":"\n
      Application<\/th>Circuit Role<\/th>Key Requirement<\/th><\/tr>\n
      USB Device<\/td>Custom HID or CDC peripheral<\/td>USB OTG, 512KB Flash, 80MHz<\/td><\/tr>\n
      Industrial CAN Node<\/td>CAN bus controller<\/td>CAN 2.0B, 32KB SRAM, industrial temp<\/td><\/tr>\n
      Medical Monitor<\/td>Data acquisition and USB upload<\/td>10-bit ADC, USB, DMA, 512KB<\/td><\/tr>\n
      Embedded Gateway<\/td>Protocol conversion bridge<\/td>3x SPI, 2x I2C, 2x UART, CAN<\/td><\/tr>\n
      Consumer Device<\/td>Main controller with USB<\/td>80MHz, USB OTG, PMP for display<\/td><\/tr>\n<\/table>","alternative_models":"\n
      Model<\/th>Manufacturer<\/th>Key Difference<\/th><\/tr>\n
      PIC32MX460F512L-80I\/PT<\/td>Microchip<\/td>Same family, 100-pin, more I\/O and Ethernet<\/td><\/tr>\n
      PIC32MX270F256D-50I\/PT<\/td>Microchip<\/td>Lower cost, 256KB Flash, no CAN, no USB<\/td><\/tr>\n
      STM32F405RGT6<\/td>STMicroelectronics<\/td>Cortex-M4, 168MHz, more performance<\/td><\/tr>\n
      ATSAM3X8EA-AU<\/td>Microchip<\/td>Cortex-M3, 84MHz, 512KB, dual CAN<\/td><\/tr>\n
      PIC32MZ2048ECM100<\/td>Microchip<\/td>PIC32MZ, 200MHz, 2MB Flash, Ethernet<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9383","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=9383"}],"version-history":[{"count":1,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9383\/revisions"}],"predecessor-version":[{"id":9411,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/posts\/9383\/revisions\/9411"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/media?parent=9383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/categories?post=9383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/tags?post=9383"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/zh\/wp-json\/wp\/v2\/chip_brand?post=9383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}