8-Bit Microcontroller featuring an 8051 CPU core, operating at a maximum clock frequency of 12MHz. This CMOS device offers 2KB of FLASH ROM and 128 bytes of RAM. It includes 15 programmable I/O lines and operates within a commercial temperature range of 0°C to 70°C. Supplied in a 20-pin PDIP package with a nominal supply voltage of 3V, supporting a range of 2.7V to 6V.
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Atmel AT89C2051-12PC technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 20 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDIP-T20 |
| Width | 7.62 |
| Length | 25.908 |
| Pin Count | 20 |
| Temperature Grade | COMMERCIAL |
| Supply Current-Max | 15 |
| Supply Voltage-Nom | 3 |
| Supply Voltage-Min | 2.7 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 12 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Number of I/O Lines | 15 |
| External Data Bus Width | 0 |
| Address Bus Width | 0 |
| Bit Size | 8 |
| Speed | 12 |
| ROM Programmability | FLASH |
| ROM (words) | 2048 |
| RAM (bytes) | 128 |
| PWM Channels | NO |
| Has ADC | NO |
| DMA Channels | NO |
| DAC Channels | NO |
| RoHS | No |
| HTS Code | 8542.31.00.01 |
| REACH | Compliant |
| Military Spec | False |
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