The C8051F521-IMR is an 8KB FLASH microcontroller with an 8051 core architecture and 8-bit data bus width. It supports SPI and UART interfaces and operates at frequencies up to 25MHz. The device is packaged in a DFN package and is available in tape and reel quantities. The C8051F521-IMR is RoHS compliant and has a maximum operating temperature of 125°C and a minimum operating temperature of -40°C.
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Silicon Labs C8051F521-IMR technical specifications.
| Package/Case | DFN |
| Core Architecture | 8051 |
| Data Bus Width | 8b |
| Interface | SPI, UART |
| Max Frequency | 25MHz |
| Max Operating Temperature | 125°C |
| Max Supply Voltage | 5.25V |
| Memory Size | 8KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2.7V |
| Number of Programmable I/O | 6 |
| Number of Timers/Counters | 3 |
| Package Quantity | 1500 |
| Packaging | Tape and Reel |
| Radiation Hardening | No |
| RAM Size | 256B |
| RoHS Compliant | Yes |
| RoHS | Compliant |
