Description: The HA11235 is a CMOS integrated circuit from Hitachi. It is a 4-bit single-chip microcontroller with a built-in ROM, RAM, and I/O ports.

Features:

4-bit single-chip microcontroller

Built-in ROM, RAM, and I/O ports

Low power consumption

High speed operation

Wide operating voltage range

High noise immunity

Applications:

Automotive applications

Home appliances

Industrial control systems

Robotics

Security systems(For reference only)
https://www.utsource.net/itm/p/115460.html