{"id":3673,"date":"2026-06-07T13:32:46","date_gmt":"2026-06-07T13:32:46","guid":{"rendered":"https:\/\/materialparts.com\/msp430f425ipmr\/"},"modified":"2026-06-07T13:32:46","modified_gmt":"2026-06-07T13:32:46","slug":"msp430f425ipmr","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/msp430f425ipmr\/","title":{"rendered":"MSP430F425IPMR"},"content":{"rendered":"

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

The MSP430F425IPMR from Texas Instruments is an ultra-low-power 16-bit RISC microcontroller with three 16-bit sigma-delta ADCs, 128-segment LCD driver, 16KB Flash, and 512B RAM in a 64-pin LQFP package. Running at 8MHz with 125ns instruction cycle, it targets precision measurement and metering applications.<\/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\n\n
\u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0627\u062a<\/td>\nMSP430 16-bit RISC @ 8 MHz<\/td>\n<\/tr>\n
Flash Memory<\/td>\n16 KB + 256B<\/td>\n<\/tr>\n
RAM<\/td>\n512 B<\/td>\n<\/tr>\n
ADC<\/td>\n3x 16-bit Sigma-Delta<\/td>\n<\/tr>\n
LCD Driver<\/td>\n128 segments (4-mux max)<\/td>\n<\/tr>\n
Timer<\/td>\n1x Timer_A3 (3 capture\/compare)<\/td>\n<\/tr>\n
\u0627\u0644\u062a\u0648\u0627\u0635\u0644<\/td>\n1x USART (UART\/SPI)<\/td>\n<\/tr>\n
Comparator<\/td>\n1x on-chip<\/td>\n<\/tr>\n
\u062c\u0647\u062f \u0627\u0644\u0625\u0645\u062f\u0627\u062f<\/td>\n1.8V to 3.6V<\/td>\n<\/tr>\n
Active Current<\/td>\n400 uA @ 1MHz, 3V<\/td>\n<\/tr>\n
\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a<\/td>\n1.6 uA<\/td>\n<\/tr>\n
Off-Mode Current<\/td>\n0.1 uA (RAM retention)<\/td>\n<\/tr>\n
I\/O Pins<\/td>\n14<\/td>\n<\/tr>\n
\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/td>\n-40 to +85 C<\/td>\n<\/tr>\n
\u0627\u0644\u062d\u0632\u0645\u0629<\/td>\nLQFP-64 (10 x 10 mm)<\/td>\n<\/tr>\n<\/table>\n

\u0627\u0644\u0645\u064a\u0632\u0627\u062a<\/h2>\n
    \n
  • 16-bit RISC architecture with 125ns instruction cycle<\/li>\n
  • 3x independent 16-bit sigma-delta ADCs<\/li>\n
  • 128-segment LCD driver (static, 2\/3\/4-mux)<\/li>\n
  • 16KB Flash + 512B RAM<\/li>\n
  • Ultra-low power: 400uA active, 1.6uA standby, 0.1uA off<\/li>\n
  • 5 power-saving modes<\/li>\n
  • FLL+ clock module for stable frequency<\/li>\n
  • SVS brownout detector with programmable threshold<\/li>\n
  • Bootstrap loader (BSL) for in-system programming<\/li>\n
  • 14 I\/O pins with interrupt capability<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Single-phase electricity meters<\/li>\n
    • Gas and water meters<\/li>\n
    • Portable measurement instruments<\/li>\n
    • Sensor systems with LCD display<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The MSP430F425IPMR from Texas Instruments is an ultra-low-power 16-bit RISC microcontroller with three 16-bit sigma-delta ADCs, 128-segment LCD driver, 16KB Flash, and 512B RAM in a 64-pin LQFP package. Running at 8MHz with 125ns instruction cycle, it targets precision measurement and metering applications. Key Specifications Core MSP430 16-bit RISC @ 8 MHz Flash […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,25],"tags":[],"chip_brand":[138],"class_list":["post-3673","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-microcontrollers-mcu","chip_brand-ti"],"acf":{"brief_explanation":"16-bit ultra-low-power MCU, 3x 16-bit SD ADC, 128-seg LCD, 16KB Flash, LQFP-64","date_code":"","package_case":"LQFP-64 (10.0 x 10.0 x 1.4 mm)","in_stock":4576,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/msp430f425.pdf","price":"$4.50 @ 1ku","product_introduction":"The MSP430F425IPMR from Texas Instruments is an ultra-low-power 16-bit RISC microcontroller with three independent 16-bit sigma-delta ADCs and a 128-segment LCD driver in a 64-pin LQFP package. The suffix decodes as: F425=16KB Flash\/512B RAM with SD16_A ADC, I=industrial temperature range (-40 to +85C), PM=LQFP-64 package, R=tape and reel. The three sigma-delta ADCs (SD16_A module) provide 16-bit resolution with differential inputs, ideal for precision measurement of voltage and current in single-phase metering applications. The integrated LCD driver supports up to 128 segments (static, 2-mux, 3-mux, or 4-mux modes), eliminating the need for an external display controller. With 400uA active current at 1MHz and 1.6uA standby, it enables battery-powered metering applications with 10+ year operating life.","working_principle":"The MSP430F425 operates through five subsystems: (1) 16-bit RISC CPU: A 16-bit CPU with 16 registers and constant generators for efficient code execution. The 125ns instruction cycle at 8MHz enables rapid computation. The FLL+ clock module locks the DCO to a stable frequency using the 32.768kHz watch crystal. (2) SD16_A ADC Module: Three independent 16-bit sigma-delta ADCs with differential inputs. Each ADC can sample at up to 1ksps with 16-bit effective resolution. The sigma-delta architecture provides inherent anti-aliasing filtering and excellent 50\/60Hz rejection. The ADCs are ideal for measuring voltage and current in metering applications using shunt resistors or current transformers. (3) LCD Driver: Supports static, 2-mux, 3-mux, and 4-mux LCD modes with up to 128 segments. Dedicated LCD memory stores segment data. The LCD timing is derived from the Basic Timer1, freeing the CPU from display refresh tasks. (4) Power Management: Five low-power modes (LPM0-LPM4) reduce current from 400uA (active) to 1.6uA (standby, CPU off) to 0.1uA (off, RAM retention). The DCO wakes from standby in less than 6us. (5) USART: A single serial communication interface configurable as asynchronous UART or synchronous SPI, enabling communication with host systems or peripheral devices.","pin_description":"
      Pin Group<\/th>Count<\/th>Type<\/th>Description<\/th><\/tr>
      DVCC\/DVSS<\/td>2 pairs<\/td>Power<\/td>Digital supply and ground<\/td><\/tr>
      AVCC\/AVSS<\/td>1 pair<\/td>Power<\/td>Analog supply for ADC<\/td><\/tr>
      P1.0-P1.7<\/td>8<\/td>I\/O<\/td>Port 1 (interrupt capable)<\/td><\/tr>
      P2.0-P2.5<\/td>6<\/td>I\/O<\/td>Port 2 (interrupt capable)<\/td><\/tr>
      A0+, A0- ... A2+<\/td>7<\/td>Analog<\/td>SD16_A differential analog inputs<\/td><\/tr>
      S0-S27, COM0-3<\/td>32<\/td>Output<\/td>LCD segment and common outputs<\/td><\/tr>
      RST\/NMI<\/td>1<\/td>Input<\/td>Reset \/ non-maskable interrupt<\/td><\/tr>
      XIN\/XOUT<\/td>2<\/td>I\/O<\/td>32.768kHz low-frequency crystal<\/td><\/tr><\/table>","application_scenarios":"
      • Single-phase electricity metering with 3x 16-bit SD ADCs measuring voltage and current, LCD display, and 10-year battery backup<\/li>
      • Gas meter with LCD display and ultra-low-power 1.6uA standby mode for long battery life<\/li>
      • Portable measurement instrument with 16-bit precision ADC and 128-segment LCD in a single chip<\/li>
      • Industrial sensor node with sigma-delta ADC precision and UART\/SPI communication to host<\/li><\/ul>","alternative_models":"
        Model<\/th>Manufacturer<\/th>Flash<\/th>ADC<\/th>Notes<\/th><\/tr>
        MSP430F423IPMR<\/td>TI<\/td>8KB<\/td>3x SD16<\/td>Smaller Flash version<\/td><\/tr>
        MSP430F427IPMR<\/td>TI<\/td>32KB<\/td>3x SD16<\/td>Larger Flash version<\/td><\/tr>
        MSP430FE425IPMR<\/td>TI<\/td>16KB<\/td>3x SD16+ESP<\/td>With metering ESP<\/td><\/tr>
        MSP430F6721IPNR<\/td>TI<\/td>32KB<\/td>24-bit SD24<\/td>Higher resolution ADC<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/3673","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=3673"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/3673\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=3673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=3673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=3673"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=3673"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}