80C52 80 Series CMOS Microprocessor with 256x8 RAM and I/O

80C52 Microprocessor Features

• 40-pin MCS51 Series Microcontroller
• 40Mhz Operation
• 8kByte On-Chip ROM/EPROM
• 256 x 8-bit RAM
• 32 programmable I/O Lines
• Three 16-bit Timers
• Six Interrupt Sources
• Power Control Modes
• Programmable Serial Port
• 64k External Program Memory Space
• 64k External Data Memory Space