The AT80251G2D-SLSUM is an 8-bit microcontroller with an 80C51 core, supporting SPI, UART, I2C, USART, and EBI/EMI interfaces. It features 32 programmable I/Os, 3 timers/counters, and 1KB of RAM. The device operates at a maximum frequency of 24MHz and has a maximum supply voltage of 5.5V. It is available in a lead-free PLCC package and is RoHS compliant. The microcontroller is suitable for use in temperatures ranging from -40°C to 85°C.
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Microchip AT80251G2D-SLSUM technical specifications.
| Access Time | 24us |
| Package/Case | PLCC |
| Core Architecture | 80C51 |
| Data Bus Width | 8b |
| Interface | SPI, UART, I2C, USART, EBI/EMI |
| Lead Free | Lead Free |
| Max Frequency | 24MHz |
| Max Operating Temperature | 85°C |
| Memory Type | ROMless, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of I/Os | 32 |
| Number of Programmable I/O | 32 |
| Number of Timers/Counters | 3 |
| Oscillator Type | Internal |
| Package Quantity | 972 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT |
| RAM Size | 1KB |
| RoHS Compliant | Yes |
| Series | 8x251 |
| RoHS | Compliant |
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