AT89C55WD-24JU_SL425 MCU 8-bit AT89 8051 CISC 20KB Flash 5V
From ATMEL
| # I/Os (Max) | 32 |
| Cpu Family | AT89 |
| Device Core | 8051 |
| Device Core Size | 8 b |
| Frequency | 24 MHz |
| Instruction Set Architecture | CISC |
| Number of Timers - General Purpose | 3 |
| Operating Supply Voltage (Max) | 5.5 V |
| Operating Supply Voltage (Min) | 4 V |
| Operating Supply Voltage (Typ) | 5 V |
| Program Memory Size | 20KB kB |
| Program Memory Type | Flash |
| Programmable | Yes |
| Rad Hardened | No |
| Total Internal Ram Size | 256Byte kB |
