8-bit microcontroller featuring an 8051 CPU core, operating at a maximum clock frequency of 24MHz. This CMOS device offers 1KB of FLASH ROM and 64 bytes of RAM. It includes 15 I/O lines and is housed in a 20-terminal SOIC-20 (R-PDSO-G20) package with a commercial temperature grade, functioning between 0°C and 70°C. The supply voltage range is 4V to 6V, with a nominal voltage of 5V.
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Atmel AT89C1051-24SC technical specifications.
| Max Operating Temperature | 70 |
| Number of Terminals | 20 |
| Min Operating Temperature | 0 |
| Terminal Position | DUAL |
| JEDEC Package Code | R-PDSO-G20 |
| Width | 7.5 |
| Length | 12.8 |
| Pin Count | 20 |
| Temperature Grade | COMMERCIAL |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4 |
| Supply Voltage-Max | 6 |
| Clock Frequency-Max | 24 |
| 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 | 24 |
| ROM Programmability | FLASH |
| ROM (words) | 1024 |
| RAM (bytes) | 64 |
| 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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