AT89C2051-12P / AT89C2051-12S

Runs a program or controls system peripherals.

Tutorial / documentation

Boards & controllers

Quick documentation & first test preparation

  1. Identify component AT89C2051-12P and its package.
  2. Check power, clock, programming and boot pins.
  3. Choose a manufacturer example and compatible build environment.
  4. Consult the application circuit in the linked documentation before testing.

AT89C2051-12P

12MHz, 2kB Flash, 128B SRAM, DIP-20

  • 12MHz, 2kB Flash, 128B SRAM, DIP-20
  • Check power, clock, programming and boot pins.
  • Choose a manufacturer example and compatible build environment.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

AT89C2051-12S

12MHz, 2kB Flash, 128B SRAM, SOIC-20

  • 12MHz, 2kB Flash, 128B SRAM, SOIC-20
  • Check power, clock, programming and boot pins.
  • Choose a manufacturer example and compatible build environment.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation