C8051F930-F-GQR

Overview

The C8051F930-F-GQR is an 8-bit microcontroller from the Silicon Labs C8051F9xx series, featuring a high-speed CIP-51 core operating at up to 25 MHz. It integrates 64 kB of in-system programmable Flash memory and 4352 bytes of internal data RAM. The device supports a supply voltage range of 0.9 V to 3.6 V, utilizing a built-in DC-DC converter for one-cell mode operation. Key peripherals include a 10-bit SAR ADC with 23 external inputs, two comparators, four general-purpose timers, and multiple serial communication interfaces.

Feature Summary

• Integrated 10-bit SAR ADC with programmable throughput and auto-averaging accumulator
• Built-in DC-DC converter enabling low-voltage single-cell battery operation
• High-speed pipelined CIP-51 core delivering up to 25 MIPS throughput
• On-chip debug circuitry supporting full-speed non-intrusive in-system debugging

Applications

• Single or dual battery powered embedded systems
• Industrial control applications requiring precise analog sensing
• Low-power portable instrumentation devices
• Battery-operated sensor nodes with real-time clock requirements

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature rating. Confirm component availability status as distribution listings may indicate end-of-life phases. Ensure compatibility with required development tools and compiler header files before finalizing procurement decisions.

Selection Notes

Select this component when system design requires a balance of processing speed and extensive analog integration within a compact footprint. The integrated DC-DC converter makes it suitable for applications demanding efficient power management from single-cell sources. Evaluate pin count and I/O configuration against interface requirements to ensure optimal resource utilization.

Part Context

This part belongs to the C8051F9xx family of mixed-signal microcontrollers designed for cost-sensitive and space-constrained applications. The series emphasizes low power consumption through advanced sleep modes and efficient clocking structures. It serves as a direct upgrade path for legacy 8051 designs requiring enhanced peripheral density and higher performance capabilities.

Replacement Considerations

Consult official substitution guides for compatible alternatives within the C8051F9xx family. Verify pinout compatibility and peripheral mapping differences when considering cross-series replacements. Ensure that any substitute maintains the required voltage range and package dimensions for existing board layouts.