AT89S51 MICRO CONTROLLER DIP-40 8051 89S51

Compatible with MCS-51 Products
8K Bytes of In-System Reprogrammable Flash Memory
Fully Static Operation: 0 Hz to 24 MHz
Three-level Program Memory Lock
256 x 8-bit Internal RAM
32 Programmable I/O Lines
Three 16-bit Timer/Counters
Eight Interrupt Sources
Programmable Serial Channel
Low-power Idle and Power-down Modes
40-pin DIP