{"id":2518,"date":"2026-05-22T03:29:08","date_gmt":"2026-05-22T03:29:08","guid":{"rendered":"https:\/\/materialparts.com\/pic16f1939-i-pt\/"},"modified":"2026-05-22T03:29:08","modified_gmt":"2026-05-22T03:29:08","slug":"pic16f1939-i-pt","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/pic16f1939-i-pt\/","title":{"rendered":"PIC16F1939-I\/PT"},"content":{"rendered":"

\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0646\u062a\u062c<\/h2>\n

The PIC16F1939-I\/PT is an 8-bit Flash microcontroller from Microchip Technology featuring the enhanced mid-range PIC core with 49 instructions and 16 stack levels. It offers 28KB Flash, 1KB RAM, and 256-byte EEPROM in a 44-pin TQFP package. The device includes an LCD driver, capacitive mTouch sensing, multiple PWM channels, and extensive communication interfaces.<\/p>\n

\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0627\u062a<\/td>\nEnhanced PIC16 mid-range<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062a\u0631\u062f\u062f \u0627\u0644\u0633\u0627\u0639\u0629<\/td>\n32MHz<\/td>\n<\/tr>\n
Flash Memory<\/td>\n28KB<\/td>\n<\/tr>\n
RAM<\/td>\n1KB<\/td>\n<\/tr>\n
Data EEPROM<\/td>\n256 bytes<\/td>\n<\/tr>\n
I\/O Pins<\/td>\n36<\/td>\n<\/tr>\n
ADC<\/td>\n14-channel 10-bit<\/td>\n<\/tr>\n
LCD Segments<\/td>\n96<\/td>\n<\/tr>\n
\u0627\u0644\u062a\u0648\u0627\u0635\u0644<\/td>\nEUSART, MI2C, SPI<\/td>\n<\/tr>\n
PWM<\/td>\n3 ECCP + 2 CCP<\/td>\n<\/tr>\n
\u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f<\/td>\n1.8V to 5.5V<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40C to +85C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nTQFP-44<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • Enhanced mid-range core with 49 instructions and 16 stack levels<\/li>\n
  • 96-segment LCD driver support<\/li>\n
  • Integrated capacitive mTouch sensing module<\/li>\n
  • Internal 32MHz oscillator (no external crystal needed)<\/li>\n
  • 3 ECCP and 2 CCP modules for flexible PWM generation<\/li>\n
  • 14-channel 10-bit ADC with voltage reference<\/li>\n
  • 2 comparators with selectable voltage reference<\/li>\n
  • nanoWatt XLP technology for ultra-low power<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • LCD display consumer products<\/li>\n
    • Capacitive touch user interfaces<\/li>\n
    • Industrial control and monitoring<\/li>\n
    • Home automation systems<\/li>\n
    • Battery-powered instruments<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The PIC16F1939-I\/PT is an 8-bit Flash microcontroller from Microchip Technology featuring the enhanced mid-range PIC core with 49 instructions and 16 stack levels. It offers 28KB Flash, 1KB RAM, and 256-byte EEPROM in a 44-pin TQFP package. The device includes an LCD driver, capacitive mTouch sensing, multiple PWM channels, and extensive communication interfaces. […]<\/p>\n","protected":false},"author":2,"featured_media":2591,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,25],"tags":[],"chip_brand":[134],"class_list":["post-2518","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-integrated-circuits-ics","category-microcontrollers-mcu","chip_brand-microchip"],"acf":{"brief_explanation":"8-bit PIC MCU, 32MHz, 28KB Flash, 1KB RAM, LCD driver, mTouch, TQFP-44","date_code":"","package_case":"TQFP-44 (10.0 x 10.0 x 1.0 mm)","in_stock":7625,"datasheet":"https:\/\/www.microchip.com\/en-us\/product\/PIC16F1939","price":"$2.05 @ 1ku","product_introduction":"The PIC16F1939-I\/PT from Microchip Technology is an enhanced mid-range 8-bit microcontroller in a 44-pin TQFP package. Featuring 28KB Flash, 1KB RAM, and 256-byte EEPROM, it integrates an LCD driver supporting up to 96 segments and a capacitive mTouch sensing module for touch interface design. The device operates up to 32MHz with an internal oscillator and offers rich peripherals including 3 ECCP and 2 CCP modules, 14-channel 10-bit ADC, EUSART, MI2C, and SPI interfaces. nanoWatt XLP technology ensures ultra-low power consumption.","working_principle":"The PIC16F1939-I\/PT uses Microchip's enhanced mid-range 8-bit architecture with 49 instructions and 16-level hardware stack. The CPU fetches and executes instructions from Flash memory, accessing RAM for data storage and EEPROM for non-volatile data retention. The LCD driver module generates segment and common drive signals for direct LCD glass connection. The mTouch module implements capacitive sensing using a charge-time measurement unit. Multiple timer\/PWM modules generate precision timing and motor control signals. The ADC converts analog inputs using successive approximation. Communication peripherals handle serial data exchange via EUSART, SPI, and I2C protocols.","pin_description":"
      Pin<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1<\/td>MCLR\/VPP\/RE3<\/td>Control<\/td>Master clear \/ programming voltage<\/td><\/tr>
      2<\/td>RA0\/AN0\/ULPWU\/C12IN0-<\/td>I\/O<\/td>Port A0 \/ ADC channel 0<\/td><\/tr>
      3<\/td>RA1\/AN1\/C12IN1-<\/td>I\/O<\/td>Port A1 \/ ADC channel 1<\/td><\/tr>
      4<\/td>RA2\/AN2\/VREF-\/C2IN+<\/td>I\/O<\/td>Port A2 \/ ADC VREF-<\/td><\/tr>
      5<\/td>RA3\/AN3\/VREF+\/C1IN+<\/td>I\/O<\/td>Port A3 \/ ADC VREF+<\/td><\/tr>
      6-14<\/td>RA4-RA7\/RB0-RB4<\/td>I\/O<\/td>General purpose I\/O with alternate functions<\/td><\/tr>
      15<\/td>RB5\/AN11\/TX\/CK<\/td>I\/O<\/td>EUSART transmit \/ clock<\/td><\/tr>
      16<\/td>RB6\/SCL\/SCK<\/td>I\/O<\/td>I2C clock \/ SPI clock<\/td><\/tr>
      17<\/td>RB7\/RX\/DT\/SDA\/SDO<\/td>I\/O<\/td>EUSART receive \/ I2C data \/ SPI out<\/td><\/tr>
      18-43<\/td>RC-RE ports<\/td>I\/O<\/td>General I\/O with LCD, PWM, ADC functions<\/td><\/tr>
      44<\/td>VDD<\/td>Power<\/td>Positive supply (1.8-5.5V)<\/td><\/tr><\/table>","application_scenarios":"
      • LCD-based consumer products (thermostats, meters, scales)<\/li>
      • Capacitive touch panel user interfaces<\/li>
      • Industrial control and monitoring instruments<\/li>
      • Home automation and smart home devices<\/li>
      • Battery-powered handheld measurement tools<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Microchip<\/td>PIC16F1938-I\/PT<\/td>TQFP-44<\/td>16KB Flash version<\/td><\/tr>
        Microchip<\/td>PIC16F1939-E\/P<\/td>PDIP-40<\/td>Through-hole version<\/td><\/tr>
        Microchip<\/td>PIC18F45K22-I\/PT<\/td>TQFP-44<\/td>PIC18 upgrade, 32KB Flash<\/td><\/tr>
        STMicroelectronics<\/td>STM8S207M8T6<\/td>LQFP-48<\/td>8-bit alternative with LCD<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/2518","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/comments?post=2518"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/2518\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media\/2591"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=2518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=2518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=2518"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=2518"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}