Tutorial: MC6844 / MC68A44

Adapts or transmits signals between devices.

MC6844 / MC68A44

Tutorial / documentation

Communication

Quick documentation & first test preparation

  1. Identify component MC6844 and its package.
  2. Identify the protocol, logic levels and each pin’s function.
  3. Check required termination and pull-up/pull-down resistors.
  4. Consult the application circuit in the linked documentation before testing.

MC6844

Direct Memory Access Controller 1MHz, DIP-40

  • Direct Memory Access Controller 1MHz, DIP-40
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

MC68A44

Direct Memory Access Controller 1.5MHz, DIP-40

  • Direct Memory Access Controller 1.5MHz, DIP-40
  • Identify the protocol, logic levels and each pin’s function.
  • Check required termination and pull-up/pull-down resistors.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

Inputs and outputs must match the function described in the selected reference’s documentation.