P80C51 - 80C51 CPU with 128x8 RAM and I/O

Features

• 8051 Central Processing Unit
• 4k x 8 ROM
• 128 x 8 RAM
• Four 8-bit I/O Ports
• 6 Interrupt Sources
• Direct Addressing up to 64k RAM
• Three 16-bit Counters
• CMOS and TTL Compatible
• Power Control Modes