C8051F524A-IMR

Overview

The C8051F524A-IMR is an 8-bit microcontroller from the Silicon Labs C8051F52x/F53x family, featuring a high-speed CIP-51 core with up to 25 MIPS throughput at a 25 MHz system clock. It integrates 4 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, supporting up to 6 external inputs. Digital peripherals include hardware SPI, UART, and LIN 2.1 controllers. It operates on a supply voltage of 2.0 to 5.25 V and is available in a 10-pin DFN (3 x 3 mm) package.

Feature Summary

• High-speed 8051-compatible CIP-51 core delivering up to 25 MIPS throughput
• Integrated 12-bit analog-to-digital converter with programmable throughput up to 200 ksps
• On-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators
• Built-in LIN 2.1 controller capable of master and slave operation without requiring a crystal

Applications

• Industrial control systems
• Medical devices
• Smart instrumentation

Procurement Notes

Verify component authenticity by checking manufacturer markings against official datasheet specifications. Confirm package type matches the 10-pin DFN (3 x 3 mm) requirement. Ensure the specific suffix corresponds to the reel packaging format if required for automated assembly processes. Cross-reference part numbers with current availability status as this series may be subject to lifecycle changes.

Selection Notes

Select this component when a fully 8051-compatible instruction set is required alongside integrated analog peripherals. It is suitable for designs needing in-system programming capabilities and precise timing via its high-precision internal oscillator. Consider the limited I/O count and memory size relative to application complexity before finalizing the selection.

Part Context

This microcontroller belongs to the C8051F52x/F53x family, which are known for their mixed-signal capabilities within a compact form factor. The series emphasizes ease of development through extensive on-chip debug features and flexible clocking options. It represents a transition point in the 8051 architecture towards higher performance and lower power consumption while maintaining legacy compatibility.

Replacement Considerations

C8051F520-C-IM is listed as an available substitute for the discontinued C8051F524A-IM variant.