C8051F575-IM

Overview

The C8051F575-IM is an 8-bit microcontroller from the Silicon Labs C8051F55x/56x/57x family, featuring a high-speed CIP-51 core with up to 50 MIPS throughput at a 50 MHz clock. It integrates 32 kB of in-system programmable Flash and 2304 bytes of internal data RAM (256 + 2048 XRAM). The device includes a 12-bit ADC supporting up to 200 ksps, two comparators, and extensive digital peripherals such as 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 40-pin QFN package.

Feature Summary

• High-performance pipelined CIP-51 core executing 70% of instructions in one or two system clocks
• Integrated mixed-signal analog peripherals including a 12-bit ADC and dual comparators
• Full in-system debug capabilities without requiring external emulation hardware
• Automotive qualified design compliant with AEC-Q100 standards for harsh environments

Applications

• Automotive embedded systems requiring AEC-Q100 compliance
• Industrial control applications utilizing CAN and LIN bus interfaces
• Mixed-signal data acquisition systems leveraging the 12-bit ADC
• Low-power embedded devices operating in stop mode

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific revision level matches project requirements. Check for end-of-life status as indicated in official documentation. Ensure environmental compliance certifications are current. Validate package markings against the datasheet specifications before integration.

Selection Notes

Select this model when automotive qualification and robust digital communication interfaces like CAN and LIN are required. Consider the 32 kB Flash capacity for complex firmware storage needs. Evaluate the 40-pin QFN package constraints against PCB layout limitations. Assess power consumption profiles against the typical operating current specifications for battery-operated designs.

Part Context

This component belongs to the C8051F5xx series of mixed-signal MCUs designed by Silicon Labs. The series emphasizes high integration by combining a fast 8051-compatible core with significant on-chip memory and analog peripherals. It targets applications demanding reliable performance in industrial and automotive sectors while maintaining compatibility with standard development tools.

Replacement Considerations

Consult the official datasheet for pin-compatible alternatives within the same family. Verify that substitute parts maintain identical Flash size and peripheral configurations. Ensure replacement components meet the same AEC-Q100 automotive qualification standards. Cross-reference package dimensions to confirm mechanical fit.