8-bit microcontroller with 64KB FLASH memory and 2.25KB RAM. Features an 80C51 core architecture, operating at up to 40MHz. Offers extensive interfaces including SPI, I2S, UART, 2-Wire, I2C, USB, MMC, and USART. Includes 2 timers/counters, POR, and WDT peripherals. Packaged in LFBGA for surface mounting, with a 44-pin count and 44 programmable I/Os. Operates from 2.7V to 3.3V, with an operating temperature range of -40°C to 85°C.
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| Access Time | 40us |
| Package/Case | LFBGA |
| Core Architecture | 80C51 |
| Data Bus Width | 8b |
| Frequency | 40MHz |
| Interface | SPI, I2S, UART, 2-Wire, I2C, USB, MMC, USART |
| Lead Free | Lead Free |
| Max Frequency | 40MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 3.3V |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of I/Os | 44 |
| Number of Programmable I/O | 44 |
| Number of Timers/Counters | 2 |
| Operating Supply Voltage | 3V |
| Oscillator Type | External |
| Package Quantity | 250 |
| Packaging | Tray |
| Peripherals | POR, WDT |
| RAM Size | 2.25KB |
| RoHS Compliant | Yes |
| Series | 89C |
| RoHS | Compliant |
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