8-bit microcontroller (MCU) featuring 32KB FLASH memory and 1.25KB RAM. Operates at up to 48MHz with an 80C51 core architecture. Offers 34 programmable I/Os and includes I2C, SPI, USB, UART, and USART interfaces. Equipped with 3 timers/counters, POR, PWM, and WDT peripherals. Packaged in a 52-pin PLCC with tin, matte contact plating, suitable for surface mounting.
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Microchip AT89C5131A-S3SUL technical specifications.
| Package/Case | PLCC |
| Contact Plating | Tin, Matte |
| Core Architecture | 80C51 |
| Data Bus Width | 8b |
| Frequency | 48MHz |
| Interface | I2C, SPI, USB, UART, USART, 2-Wire |
| Max Frequency | 48MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 32KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Min Supply Voltage | 3V |
| Mount | Surface Mount |
| Number of I/Os | 34 |
| Number of Programmable I/O | 34 |
| Number of Timers/Counters | 3 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 345 |
| Packaging | Rail/Tube |
| Peripherals | POR, PWM, WDT |
| RAM Size | 1.25KB |
| RoHS Compliant | Yes |
| Series | AT89C513x |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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