C8051F534-C-IM

Overview

The C8051F534-C-IM is an automotive-grade, 8-bit microcontroller from the Silicon Labs C8051F52x/F53x family. It features a high-speed CIP-51 core operating at up to 25 MHz with 25 MIPS throughput. The device integrates 4 kB of in-system programmable Flash memory and 256 bytes of internal RAM. Key peripherals include a 12-bit ADC with 200 ksps throughput, a hardware LIN controller, SPI, and UART interfaces. It operates within a supply voltage range of 2.0 V to 5.25 V and supports an extended industrial temperature range of -40°C to +125°C.

Feature Summary

• Automotive qualified to AEC-Q100 standards for robust operation in demanding environments
• Integrated hardware LIN controller supporting both master and slave modes without external crystals
• High-speed pipelined 8051 core delivering 25 MIPS performance with full non-intrusive on-chip debug support

Applications

• Automotive body control modules and sensor interface circuits
• Industrial communication gateways utilizing LIN bus protocols
• Portable instrumentation requiring low-power 8-bit processing

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the specific ordering suffix matches the required package type and temperature grade. Ensure compliance with RoHS and REACH regulations relevant to your region. Check for any product change notices regarding manufacturing sites or material composition updates prior to final procurement decisions.

Selection Notes

Select this component when automotive qualification and LIN connectivity are primary requirements. Consider alternative packages such as DFN or TSSOP if pin count constraints differ. Evaluate power consumption profiles against available sleep modes. Verify that the 4 kB Flash capacity meets application code size requirements before committing to design.

Part Context

This part belongs to the C8051F52x/F53x series of mixed-signal microcontrollers. These devices are designed for applications requiring high integration and cost-effective solutions. The series emphasizes ease of development through comprehensive on-chip debug capabilities and flexible peripheral configurations suitable for various embedded control tasks.

Replacement Considerations

EFM8BB52F16I-QFN20

FAQ

Does the C8051F534-C-IM require an external crystal for LIN Master operation?

No, the integrated hardware LIN controller supports master mode operation using the internal oscillator without requiring an external crystal.

What is the maximum throughput rate of the onboard ADC?

The 12-bit Analog-to-Digital Converter supports a programmable throughput of up to 200 ksps.