C8051F527-C-IM

Overview

The C8051F527-C-IM is an 8-bit microcontroller from the Silicon Labs C8051F52x family, featuring a high-speed CIP-51 core operating at up to 25 MIPS with a 25 MHz system clock. It integrates 2 kB of ISP Flash memory and 256 bytes of internal data RAM. The device includes a 12-bit ADC with programmable throughput up to 200 ksps, a programmable comparator, and a built-in temperature sensor. Digital peripherals consist of hardware SPI, UART, and three general-purpose 16-bit counter/timers. It supports supply voltages from 2.0 V to 5.25 V and operates within an automotive qualified temperature range of –40 °C to +125 °C.

Feature Summary

• High-speed 8051-compatible CIP-51 core with pipelined architecture for efficient instruction execution.
• Integrated 12-bit analog-to-digital converter with programmable throughput and windowed interrupt generation.
• On-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators.
• Automotive qualification compliant with AEC-Q100 standards for extended temperature operation.

Applications

• Automotive embedded systems requiring AEC-Q100 compliance
• Industrial control applications utilizing LIN bus communication
• Sensor interface nodes leveraging integrated temperature sensing and ADC capabilities

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm package integrity upon receipt, as the device utilizes small form-factor packages such as DFN-10. Ensure compatibility with existing design specifications regarding voltage levels and pin configurations before integration into final assemblies.

Selection Notes

Select this model when automotive reliability and compact packaging are required alongside moderate processing needs. The C8051F527-C-IM offers sufficient I/O and peripheral resources for simple control tasks while maintaining low power consumption. Consider the limited Flash capacity for applications with minimal firmware requirements.

Part Context

This component belongs to the C8051F52x/F53x series of mixed-signal microcontrollers. These devices combine a fast 8051 core with extensive on-chip analog and digital peripherals. The series is designed for cost-sensitive applications requiring high integration and robust performance in constrained environments.

Replacement Considerations

Public confirmed substitute part numbers: C8051F527-C-IMR, C8051F527-C-M

FAQ

Is the C8051F527-C-IM suitable for automotive applications?

Yes, the device is automotive qualified and compliant with AEC-Q100 standards, supporting an operating temperature range of –40 °C to +125 °C.

What type of debug interface does the C8051F527-C-IM support?

It features on-chip debug circuitry that facilitates full-speed, non-intrusive in-system debugging via the C2 interface, eliminating the need for external emulators.