Renesas CQ82C55AZ

Part points

• The CQ82C55AZ chip is a general-purpose programmable peripheral interface designed by Canon for controlling peripherals in computer systems. It features three 8-bit bidirectional I/O ports, 2 programmable 16-bit timer/counters, and a combine mode for quad operation. It also includes individual interrupt control and high-speed data transfer capability, making it suitable for a wide range of applications in both commercial and industrial settings.

• Equivalent

  The equivalent products of the CQ82C55AZ chip are the 82C55A, 82C55AM, and the 82C55AM-2 chips.

• Features

  The CQ82C55AZ is an integrated circuit (IC) that features parallel input/output ports, a programmable timer/counter, and interrupt functions. It is commonly used in various electronic applications that require interfacing with external devices, such as printers and keyboards.

• Pinout

  The CQ82C55AZ is a programmable parallel input/output (PIO) controller with a pin count of 40. It is commonly used to interface with peripherals through parallel communication. The pins provide functions such as data bus lines, control signals, and interrupt lines, enabling communication and control between the microprocessor and external devices.

• Application Field

  The CQ82C55AZ is commonly used in the areas of data communication and control systems due to its versatile programmable peripheral interface capabilities. It is often utilized in various applications such as industrial automation, robot control, communication interfaces, and embedded systems.

• Package

  The CQ82C55AZ chip comes in a 40-pin package with a plastic dual in-line package (PDIP) form factor. Its size is typically 23.49 mm x 11.56 mm.