{"id":7095,"date":"2026-06-23T03:36:52","date_gmt":"2026-06-23T03:36:52","guid":{"rendered":"https:\/\/materialparts.com\/atmega128-16au\/"},"modified":"2026-06-23T03:36:52","modified_gmt":"2026-06-23T03:36:52","slug":"atmega128-16au","status":"publish","type":"post","link":"https:\/\/materialparts.com\/ar\/atmega128-16au\/","title":{"rendered":"ATMEGA128-16AU"},"content":{"rendered":"

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

The ATMEGA128-16AU from Microchip Technology is a high-performance 8-bit AVR RISC microcontroller with 128KB ISP Flash, 4KB EEPROM, and 4KB SRAM in a TQFP-64 package. Running at up to 16MHz with 53 I\/O pins, it provides rich peripheral integration for embedded control 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
\u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0627\u062a<\/td>\nAVR 8-bit RISC<\/td>\n<\/tr>\n
Max Clock<\/td>\n16 MHz<\/td>\n<\/tr>\n
\u0641\u0644\u0627\u0634<\/td>\n128 KB (ISP)<\/td>\n<\/tr>\n
EEPROM<\/td>\n4 KB<\/td>\n<\/tr>\n
SRAM<\/td>\n4 KB<\/td>\n<\/tr>\n
I\/O Pins<\/td>\n53<\/td>\n<\/tr>\n
ADC<\/td>\n10-bit, 8 channels<\/td>\n<\/tr>\n
\u0627\u0644\u0645\u0624\u0642\u062a\u0627\u062a<\/td>\n2x 8-bit, 2x 16-bit<\/td>\n<\/tr>\n
USART<\/td>\n2<\/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<\/table>\n

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    \n
  • 128KB ISP Flash with 10,000 write\/erase cycles<\/li>\n
  • 4KB EEPROM for non-volatile parameter storage<\/li>\n
  • 53 programmable I\/O lines with pull-up resistors<\/li>\n
  • Dual USART for multi-channel serial communication<\/li>\n
  • 10-bit ADC with 8-channel multiplexer<\/li>\n
  • JTAG and debugWIRE interface for in-system debugging<\/li>\n<\/ul>\n

    \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n
      \n
    • Industrial control and automation systems<\/li>\n
    • Motor drive and power control<\/li>\n
    • Networking and communication equipment<\/li>\n
    • Consumer electronics and appliances<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The ATMEGA128-16AU from Microchip Technology is a high-performance 8-bit AVR RISC microcontroller with 128KB ISP Flash, 4KB EEPROM, and 4KB SRAM in a TQFP-64 package. Running at up to 16MHz with 53 I\/O pins, it provides rich peripheral integration for embedded control applications. Key Specifications Core AVR 8-bit RISC Max Clock 16 MHz […]<\/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":[19,13],"tags":[],"chip_brand":[134],"class_list":["post-7095","post","type-post","status-publish","format-standard","hentry","category-analog-linear-ics","category-integrated-circuits-ics","chip_brand-microchip"],"acf":{"brief_explanation":"AVR 8-bit MCU, 16MHz, 128KB Flash, 4KB EEPROM, 4KB SRAM, 53 I\/O, TQFP-64, dual USART","date_code":"","package_case":"TQFP-64 (14 x 14 x 1.0 mm)","in_stock":6500,"datasheet":"https:\/\/www.microchip.com\/en-us\/product\/atmega128","price":"$6.80 @ 1ku","product_introduction":"The ATMEGA128-16AU from Microchip Technology is a high-performance 8-bit AVR RISC microcontroller with 128KB in-system programmable Flash, 4KB EEPROM, and 4KB SRAM in a TQFP-64 package. The AVR core executes most instructions in a single clock cycle, providing up to 16 MIPS throughput at 16MHz. The device features 53 programmable I\/O lines, dual USART, SPI, I2C (TWI), 10-bit 8-channel ADC, two 8-bit and two 16-bit timers with PWM, watchdog timer, and analog comparator. Programming and debugging are supported via JTAG and debugWIRE interfaces. The device supports 10,000 Flash write\/erase cycles and 100-year data retention at 85C.","working_principle":"The ATMEGA128-16AU uses the AVR enhanced RISC architecture with 133 instructions, most executing in a single clock cycle. (1) CPU: A 32 x 8-bit register file with single-clock-cycle access feeds the ALU directly, eliminating accumulator bottleneck. The two-stage pipeline fetches the next instruction while executing the current one. (2) Memory: Harvard architecture with separate Flash (128KB program) and SRAM (4KB data) buses. The EEPROM (4KB) is accessed via dedicated I\/O registers with interrupt-flag polling for write completion. (3) I\/O Ports: 53 I\/O pins organized into 7 ports (A-G), each configurable as input with optional pull-up or output. Alternate function mapping routes USART, SPI, TWI, timer, and ADC signals to specific pins. (4) ISP\/JTAG: The Flash can be programmed in-system via SPI (ISP) or JTAG interface. JTAG also supports boundary-scan testing and on-chip debugging.","pin_description":"
      Pin Group<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>
      1-8<\/td>PORTA<\/td>I\/O<\/td>8-bit I\/O port (ADC channels 0-7)<\/td><\/tr>
      9-16<\/td>PORTB<\/td>I\/O<\/td>8-bit I\/O port (SPI, timer I\/O)<\/td><\/tr>
      17-24<\/td>PORTC<\/td>I\/O<\/td>8-bit I\/O port (JTAG, TWI)<\/td><\/tr>
      25-32<\/td>PORTD<\/td>I\/O<\/td>8-bit I\/O port (USART0, INT)<\/td><\/tr>
      33-40<\/td>PORTE<\/td>I\/O<\/td>8-bit I\/O port (USART1, PWM)<\/td><\/tr>
      41-48<\/td>PORTF<\/td>I\/O<\/td>8-bit I\/O port (ADC, JTAG)<\/td><\/tr>
      49-53<\/td>PORTG<\/td>I\/O<\/td>5-bit I\/O port (osc, TOSC)<\/td><\/tr>
      54<\/td>VCC<\/td>Power<\/td>Digital supply (4.5-5.5V)<\/td><\/tr>
      55<\/td>GND<\/td>Ground<\/td>Ground<\/td><\/tr>
      56<\/td>RESET<\/td>Input<\/td>Reset (active low)<\/td><\/tr><\/table>","application_scenarios":"
      • Industrial control and automation systems with dual USART for Modbus communication<\/li>
      • Motor drive and power control with 16-bit PWM timers<\/li>
      • Networking and communication equipment with SPI and TWI interfaces<\/li>
      • Consumer electronics with 128KB Flash for complex firmware<\/li><\/ul>","alternative_models":"
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>
        Microchip<\/td>ATMEGA128A-AU<\/td>TQFP-64<\/td>Lower power version<\/td><\/tr>
        Microchip<\/td>ATMEGA2560-16AU<\/td>TQFP-100<\/td>256KB Flash, more I\/O<\/td><\/tr>
        Microchip<\/td>ATMEGA64-16AU<\/td>TQFP-64<\/td>64KB Flash, same package<\/td><\/tr>
        ST<\/td>STM32F103RCT6<\/td>LQFP-64<\/td>ARM Cortex-M3 alternative<\/td><\/tr><\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7095","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=7095"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/posts\/7095\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/media?parent=7095"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/categories?post=7095"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/tags?post=7095"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/ar\/wp-json\/wp\/v2\/chip_brand?post=7095"}],"curies":[{"name":"\u062f\u0628\u0644\u064a\u0648 \u0628\u064a","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}