Description
Product Description
| Cpu Family | AT89 |
| Device Core | 8051 |
| Device Core Size | 8b |
| Frequency | 40MHz |
| Interface Type | SPI/UART |
| Program Memory Type | Flash |
| Program Memory Size | 128KB |
| Total Internal Ram Size | 8KB |
| # I/Os (Max) | 34 |
| Number of Timers – General Purpose | 3 |
| Operating Supply Voltage (Typ) | 3.3/5V |
| Operating Supply Voltage (Max) | 5.5V |
| Operating Supply Voltage (Min) | 2.7V |
| Instruction Set Architecture | CISC |
| Operating Temp Range | -40C to 85C |
| Operating Temperature Classification | Industrial |
| Mounting | Surface Mount |
| Pin Count | 44 |
| Package Type | VQFP |
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