C8051F562-IQR

Overview

The C8051F562-IQR is an 8-bit mixed-signal microcontroller from the C8051F56x family, featuring a high-speed CIP-51 core operating at up to 50 MHz. It integrates 32 kB of in-system programmable Flash memory and 2304 bytes of internal data RAM. The device includes a 12-bit ADC with up to 200 ksps throughput, two comparators, and multiple digital peripherals including CAN 2.0, LIN 2.1, UART, SMBus, and SPI. It supports a supply voltage range of 1.8 V to 5.25 V and operates within a temperature range of –40 °C to +125 °C.

Feature Summary

• High-performance CIP-51 core with pipelined architecture delivering up to 50 MIPS throughput.
• Integrated 12-bit analog-to-digital converter with selectable gain and built-in temperature sensor.
• On-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators.
• Hardware support for CAN 2.0 and LIN 2.1 controllers eliminating the need for external crystals.

Applications

• Industrial control systems requiring robust communication interfaces
• Automotive applications compliant with AEC-Q100 standards
• Smart sensors utilizing integrated analog signal conditioning

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm package integrity and pin alignment against the 32-pin QFP/QFN specifications prior to assembly. Review the latest errata sheet for any known silicon revisions affecting specific peripheral behaviors. Ensure design compliance with absolute maximum ratings to prevent damage during operation.

Selection Notes

Select this model when a balance of moderate Flash capacity and rich analog/digital peripheral integration is required. The 32 kB memory size suits applications needing substantial code storage without excessive cost. Verify that the 32-pin package footprint aligns with the PCB layout constraints. Consider the internal oscillator accuracy if precise timing is critical for CAN or LIN master operations.

Part Context

This component belongs to the C8051F55x/56x/57x family of mixed-signal ISP Flash MCUs. These devices are designed for applications demanding high performance and low power consumption. The family shares a common architectural foundation with variations in memory size and I/O count. This specific part offers a mid-range configuration within the series.

Replacement Considerations

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