8-bit microcontroller featuring 64KB FLASH memory and 4.25KB RAM. Operates at up to 25MHz with an 8-bit data bus width. Supports I2C, SPI, UART, USART, EBI/EMI, SMBus, 2-Wire, and CAN interfaces. Includes 32 programmable I/Os and peripherals such as Brown-out Detect/Reset, POR, PWM, WDT, and Temp Sensor. Designed for surface mount with a TQFP package, operating from 2.7V to 3.6V, with an access time of 25µs.
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Silicon Labs C8051F043R technical specifications.
| Access Time | 25us |
| Package/Case | TQFP |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | I2C, SPI, UART, USART, EBI/EMI, SMBus, 2-Wire, CAN |
| Lead Free | Contains Lead |
| Max Frequency | 25MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 3.6V |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Channels | 6 |
| Number of I/Os | 32 |
| Number of Programmable I/O | 32 |
| Oscillator Type | Internal |
| Package Quantity | 500 |
| Packaging | Tape and Reel |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, Temp Sensor |
| RAM Size | 4.25KB |
| RoHS Compliant | No |
| Series | C8051F04x |
| RoHS | Not Compliant |
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