Type Microcontroller
Family Intel 8051
MCU part number
P80C51BH is an OEM/tray microcontroller
Frequency 3.5 MHz - 12 MHz
Socket DIP40
Manufacturing process CHMOSIII technology
Data width 8 bit
Physical memory 128 KB (64 KB code and 64 KB data)
On-chip RAM 128 bytes
On-chip ROM 4 KB masked ROM
