C8051F563-IM

Overview

The C8051F563-IM is an 8-bit mixed-signal microcontroller from the C8051F56x family, featuring a high-speed 8051 core operating at up to 50 MHz. It integrates 32 kB of in-system programmable Flash memory and 2304 bytes of internal data RAM. The device includes a 12-bit ADC with up to 200 ksps throughput, two comparators, and multiple digital peripherals including CAN 2.0, LIN 2.1, UART, SMBus, and SPI. It operates on a supply voltage of 1.8 V to 5.25 V and is housed in a 32-pin QFN package.

Feature Summary

• High-performance pipelined 8051 core delivering up to 50 MIPS throughput
• Integrated 12-bit analog-to-digital converter with selectable gain and window detector
• On-chip debug circuitry enabling full-speed non-intrusive in-system debugging
• Automotive qualified with AEC-Q100 compliance for extended temperature operation

Applications

• Motor control systems
• Sensor interface circuits
• Automotive parking assistance modules
• Fluid level monitoring applications

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm the specific revision status as this family is marked Not Recommended for New Designs. Ensure compatibility with existing design infrastructure before procurement, as end-of-life notices may apply to certain variants within the series.

Selection Notes

Select this model when automotive qualification and robust peripheral integration are required. The C8051F563-IM provides sufficient Flash and RAM for complex control algorithms while supporting CAN and LIN interfaces. Consider pin count and package constraints against alternative family members if different I/O configurations are needed.

Part Context

This component belongs to the C8051F55x/56x/57x Mixed Signal ISP Flash MCU Family. These devices are designed for high-integration applications requiring both analog precision and digital processing capabilities. The family shares common architectural features but varies in memory size and pin counts to suit diverse system requirements.

Replacement Considerations

Silicon Labs recommends EFM8BB52F16I-QFN20 as a replacement for related models in this series. Verify functional equivalence and pinout compatibility before substitution, as architectural differences exist between the legacy 8051-based F-series and the newer EFM8 BB5 series.