C8051F587-IMR

Overview

The C8051F587-IMR is an 8-bit mixed-signal microcontroller from the Silicon Labs C8051F58x/F59x family, featuring a high-speed 8051 core with up to 50 MIPS throughput at 50 MHz. It integrates 96 kB of banked Flash memory and 8448 bytes of internal data RAM (256 + 8192 XRAM). The device includes a 12-bit ADC with up to 200 ksps sampling rate, three comparators, two UARTs, SMBus, SPI, CAN 2.0, and LIN 2.1 controllers. It operates on a supply voltage of 1.8 V to 5.25 V and supports automotive temperature ranges from -40 °C to +125 °C.

Feature Summary

• High-performance pipelined 8051 core executing instructions in 1 or 2 system clocks
• Integrated analog peripherals including 12-bit ADC, programmable comparators, and temperature sensor
• Comprehensive digital connectivity with CAN 2.0, LIN 2.1, dual UARTs, SMBus, and SPI
• On-chip debug circuitry enabling full-speed non-intrusive in-system debugging

Applications

• Automotive embedded control systems
• Industrial process monitoring and control
• Smart metering and instrumentation
• CAN/LIN bus network nodes

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific package marking variations. Review the latest datasheet revision for any errata or design warnings. Ensure ordering suffixes match required packaging formats. Validate supply chain documentation against official Silicon Labs records.

Selection Notes

Evaluate memory requirements against the 96 kB Flash and 8.25 KB RAM capacity. Assess peripheral needs for CAN, LIN, and analog conversion capabilities. Consider operating voltage constraints within the 1.8 V to 5.25 V range. Verify thermal performance for the specified industrial temperature range. Check compatibility with existing development tools and debug interfaces.

Part Context

This component belongs to the C8051F58x/F59x mixed-signal ISP Flash MCU family by Silicon Laboratories. It shares architectural similarities with other members like the C8051F586 but offers specific memory and pin configurations. The series is designed for applications requiring robust analog-digital integration and real-time processing capabilities.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.