AT89C2051-24PU, 8051 Core, 2KB Flash, 15 GPIO, DIP20

• Compatible with MCS-51 Instruction set
• 2K Bytes of Reprogrammable Flash Memory
• Memory Endurance: 10,000 Write/Erase Cycles
• 2.7V to 6V Operating Range
• Fully Static Operation: 0 Hz to 24 MHz
• Two-level Program Memory Lock
• 128 x 8-bit Internal RAM
• 15 Programmable I/O Lines
• Two 16-bit Timer/Counters
• Six Interrupt Sources
• Programmable Serial UART Channel
• Direct LED Drive Outputs
• On-chip Analog Comparator
• Low-power Idle and Power-down Modes

Technical Datasheet (382 KB)