8-bit 80C51 microcontroller featuring 40MHz operation and 64KB FLASH memory with 2KB RAM. Offers dual I2C-bus, SPI, UART, and USART interfaces, alongside 36 programmable I/Os. Includes 3 timers/counters, 5 PWM channels, and an internal oscillator. Operates from 4.5V to 5.5V, with a temperature range of -40°C to 85°C. Packaged in TQFP and is RoHS compliant.
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| Package/Case | TQFP |
| Core Architecture | 80C51 |
| Data Bus Width | 8b |
| Frequency | 40MHz |
| Interface | I2C, SPI, UART, USART |
| Lead Free | Lead Free |
| Max Frequency | 40MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 1.5W |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 4.5V |
| Number of I/Os | 36 |
| Number of Programmable I/O | 36 |
| Number of PWM Channels | 5 |
| Number of Timers/Counters | 3 |
| Oscillator Type | Internal |
| Package Quantity | 800 |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 2KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | 89V |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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