C8051F583-IMR

Overview

The C8051F583-IMR is an 8-bit mixed-signal ISP Flash MCU from the C8051F58x 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 conversion rate, three comparators, CAN 2.0 and LIN 2.1 controllers, two UARTs, SMBus, and enhanced SPI. Operating voltage ranges from 1.8 V to 5.25 V, with an operating temperature range of –40 °C to +125 °C.

Feature Summary

• High-performance pipelined 8051 core executing 70% of instructions in one or two system clocks
• Integrated 12-bit ADC supporting up to 200 ksps with selectable gain and programmable window detector
• On-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators
• Automotive qualified for operation across extended temperature ranges with robust analog peripherals

Applications

• Industrial control systems requiring CAN and LIN bus communication
• Medical devices utilizing high-resolution analog signal acquisition
• Smart instrumentation with integrated sensor interfaces
• Embedded applications needing in-system programmability and extensive I/O flexibility

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm package integrity and pin alignment against the 32-pin QFN specification. Ensure storage conditions comply with moisture sensitivity level requirements prior to reflow soldering. Validate that the specific revision matches project documentation to avoid discrepancies in errata or electrical characteristics.

Selection Notes

Select this component when a fully integrated mixed-signal solution with automotive qualification is required. The C8051F583-IMR offers extensive digital peripherals including dual UARTs and hardware-accelerated CAN/LIN controllers. Consider the 96 kB Flash capacity and 8 KB XRAM for complex algorithm implementation. Evaluate power consumption profiles against idle and stop mode specifications for battery-operated designs.

Part Context

This microcontroller belongs to the C8051F58x/F59x family, which provides a comprehensive set of on-chip resources for mixed-signal applications. The series emphasizes ease of development through built-in debug capabilities and in-system programming features. It supports both standard 8051 compatibility and advanced peripheral integration within a compact footprint suitable for space-constrained embedded systems.

Replacement Considerations

Check for updated design recommendations as the C8051F58x/F59x family is marked Not Recommended for New Designs. Consult official substitution guides for compatible successors within the Silicon Labs portfolio that maintain similar pinouts and peripheral sets.