C8051F536-C-ITR

Overview

The C8051F536-C-ITR is an automotive-grade, fully integrated mixed-signal System-on-Chip microcontroller manufactured by Silicon Laboratories. It features a high-speed CIP-51 core operating at up to 25 MHz with 25 MIPS throughput. The device includes 2 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 LIN 2.1 controller, hardware SPI, and UART interfaces. It operates within a supply voltage range of 2.0 V to 5.25 V and supports an industrial temperature range from -40 °C to +125 °C.

Feature Summary

• Fully integrated mixed-signal SoC with a high-performance CIP-51 core
• Automotive qualified compliant to AEC-Q100 standards for robust operation
• Integrated 12-bit ADC with programmable throughput and windowed interrupt generation
• Built-in LIN 2.1 controller supporting both master and slave modes without external crystals

Applications

• Motor control systems
• Sensor interface circuits
• Parking assistance modules
• Seat position and adjustment controllers
• Fluid level monitoring devices

Procurement Notes

Verify the specific suffix 'ITR' corresponds to the tape-and-reel packaging variant when sourcing components. Confirm that the device status aligns with project lifecycle requirements, as this family may be designated as Not Recommended for New Designs. Ensure compatibility with existing firmware architectures before procurement.

Selection Notes

Select this component for applications requiring automotive reliability and mixed-signal integration on a compact footprint. Evaluate the 2 kB Flash capacity against application code size requirements. Consider the 12-bit ADC resolution and LIN capability for sensor and network communication needs. Verify package availability matches assembly constraints.

Part Context

This part belongs to the C8051F52x/F53x family of 8-bit microcontrollers. These devices are designed for high-performance embedded control applications. The family emphasizes full integration of analog and digital peripherals to reduce external component count. They utilize the CIP-51 architecture for enhanced instruction execution speed compared to traditional 8051 cores.

Replacement Considerations

Silicon Laboratories recommends the EFM8BB52F16I-QFN20 as a replacement for related end-of-life parts in this series. Verify pinout and peripheral compatibility before substituting.