C8051F564-IMR

Overview

The C8051F564-IMR is an automotive and industrial mixed-signal ISP Flash MCU from the C8051F56x family. It features a high-speed 8051 core with up to 50 MIPS throughput at 50 MHz, 32 kB of in-system programmable Flash memory, and 2.25 kB of internal data RAM. The device integrates a 12-bit ADC with up to 200 ksps sampling rate, two comparators, and a built-in temperature sensor. Communication interfaces include CAN 2.0 B, LIN 2.1, UART, SMBus, and SPI. It operates on a supply voltage of 1.8 V to 5.25 V within a temperature range of –40 °C to +125 °C.

Feature Summary

• High-performance 8051 microcontroller core with pipelined architecture for fast instruction execution
• Integrated analog peripherals including a 12-bit ADC and dual comparators for signal processing
• Automotive-grade qualification compliant with AEC-Q100 standards for harsh environments
• On-chip debug circuitry enabling full-speed non-intrusive in-system debugging without external emulators

Applications

• Automotive embedded systems requiring CAN and LIN bus connectivity
• Industrial control applications needing precise analog-to-digital conversion
• Embedded modems and voice over Internet Protocol (VoIP) telephones
• Medical diagnostic equipment and point-of-sale terminals

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified suppliers. Confirm that the part number matches the specific package and suffix requirements for your design. Check for current availability status as this series may be subject to lifecycle changes. Ensure compliance with RoHS directives and relevant automotive quality standards before integration into production.

Selection Notes

Select this MCU when designing systems that require robust automotive communication protocols like CAN and LIN alongside high-speed data acquisition. Consider the integrated voltage regulator and power management modes if battery efficiency is critical. Evaluate the pin count and I/O configuration against your interface requirements to ensure optimal package selection for your PCB layout constraints.

Part Context

This component belongs to the C8051F56x family of mixed-signal microcontrollers designed for cost-sensitive and high-performance applications. It shares architectural similarities with the C8051F55x and C8051F57x series but offers specific memory and peripheral configurations tailored for automotive and industrial use cases. The family emphasizes system-on-a-chip integration to reduce external component count.

Replacement Considerations

Consult official documentation for direct pin-compatible substitutes within the C8051F5xx series. Verify electrical characteristics and software compatibility when migrating to alternative models. Note that this specific part number is marked as Not Recommended for New Designs; evaluate newer generations for long-term supply stability.