The C8051F989-GU is an 8051-based microcontroller with 4KB of FLASH memory and 0.5KB of RAM. It operates at a maximum frequency of 7kHz and has 17 programmable I/Os. The device is packaged in a QSOP package and is RoHS compliant. It features a range of peripherals, including a watchdog timer, PWM, and brown-out detect/reset. The microcontroller is designed to operate over a temperature range of -40°C to 85°C.
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Silicon Labs C8051F989-GU technical specifications.
| Package/Case | QSOP |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | I2C, SPI, UART, USART, SMBus, 2-Wire |
| Max Frequency | 7kHz |
| Max Operating Temperature | 85°C |
| Memory Size | 4KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Number of I/Os | 17 |
| Number of Programmable I/O | 17 |
| Number of Timers/Counters | 4 |
| Operating Supply Voltage | 2.4V |
| Oscillator Type | Internal |
| Packaging | Rail/Tube |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Radiation Hardening | No |
| RAM Size | 0.5KB |
| RoHS Compliant | Yes |
| Series | C8051F9xx |
| Watchdog Timer | Yes |
| RoHS | Compliant |
