BUY D27512J-2 https://www.utsource.net/itm/p/1158442.html
NMOS 512K 64K x 8 UV EPROM
The D27512J-2 is an Intel 8-bit microprocessor. It is a DIP-28 package that contains an 8-bit CPU, a 16-bit address bus, and a 16-bit data bus. It is designed for use in embedded applications such as industrial control, robotics, and medical systems. The processor has a wide range of features, including an interrupt controller, a timer, an on-chip ROM, and an on-chip RAM. It also has a built-in serial port for communication with other devices. The processor is capable of executing up to 16 instructions per clock cycle, making it a powerful and efficient choice for embedded applications. (For reference only)