C8051F527A-IM

Overview

The C8051F527A-IM is an 8-bit microcontroller from the Silicon Labs C8051F52x/F53x family, featuring a high-speed 8051 core with up to 25 MIPS throughput at a 25 MHz system clock. It includes 2 kB of ISP Flash memory and 256 bytes of internal data RAM. The device integrates a 12-bit ADC with programmable throughput up to 200 ksps, a programmable comparator, and a built-in temperature sensor. It supports supply voltages from 2.0 V to 5.25 V and operates within a temperature range of –40 °C to +125 °C. The component is housed in a 10-pin DFN (3 x 3 mm) package.

Feature Summary

• Features a pipelined 8051 instruction architecture that executes 70% of instructions in one or two system clocks for improved throughput.
• Includes on-chip debug circuitry facilitating full-speed, non-intrusive in-system debugging without requiring external emulators.
• Integrates a 12-bit analog-to-digital converter with data-dependent windowed interrupt generation and selectable gain capabilities.
• Supports automotive qualification standards with operation across extended industrial temperature ranges.

Applications

• Industrial control systems requiring robust 8-bit processing
• Automotive embedded applications meeting AEC-Q100 standards
• Sensor interface modules utilizing integrated ADC and temperature sensing

Procurement Notes

Verify the specific ordering suffix and package type against official documentation before procurement. Confirm current lifecycle status as this family may be subject to obsolescence notices. Ensure compatibility with existing design tools and development kits provided by the manufacturer. Check for any recent product change notifications regarding assembly or material composition updates.

Selection Notes

Select this component when a compact 10-pin form factor is required alongside integrated analog peripherals. Consider the 25 MHz maximum clock speed and 2 kB memory constraints for application complexity. Evaluate the need for automotive qualification if deploying in vehicle environments. Compare against other members of the C8051F52x series for variations in I/O count or peripheral availability.

Part Context

This part belongs to the C8051F52x/F53x family of fully static 8-bit microcontrollers. These devices are designed for cost-sensitive applications requiring mixed-signal capabilities. The family shares a common instruction set and peripheral architecture, allowing for pin-compatible upgrades within the series. Development is supported by Silicon Labs' 8-bit Microcontroller Studio software suite.

Replacement Considerations

Consult the official Product Selection Guide for direct pin-compatible alternatives within the C8051F52x/F53x family. Verify memory size and peripheral requirements when selecting substitutes. Note that newer designs should consider alternative families as this series is marked not recommended for new designs.

FAQ

What is the maximum throughput of the C8051F527A-IM core?

The device achieves up to 25 MIPS throughput when operating with a 25 MHz system clock.

Does the C8051F527A-IM support in-system programming?

Yes, it features 2 kB of ISP Flash memory that is byte-programmable in 512-byte sectors.

What analog peripherals are integrated into this microcontroller?

It includes a 12-bit ADC with up to 200 ksps throughput, a programmable comparator, and a built-in temperature sensor.