C8051F968-B-GQ

Overview

The C8051F968-B-GQ is an 8-bit microcontroller from Silicon Labs featuring a standard 8051 core. It operates with a maximum clock frequency of 24.5 MHz and includes 64 kB of in-system programmable Flash memory alongside 4.25 kB of RAM. The device integrates 16 analog-to-digital converter channels supporting both 10-bit and 12-bit resolutions. It provides 57 programmable I/O pins, four timer/counters, and supports supply voltages ranging from 1.8 V to 3.8 V.

Feature Summary

• Integrates high-resolution mixed-signal capabilities with sixteen configurable ADC channels offering selectable 10-bit or 12-bit precision for accurate data acquisition.
• Features extensive digital connectivity through fifty-seven versatile programmable general-purpose input/output ports suitable for complex peripheral interfacing.
• Includes four independent timer and counter modules to support precise timing control, pulse width modulation generation, and event counting tasks.

Applications

• Industrial process monitoring systems requiring multi-channel sensor data acquisition
• Battery-powered instrumentation utilizing low-voltage operation
• Embedded control units needing flexible digital I/O expansion

Procurement Notes

Verify the specific suffix designation against official Silicon Labs documentation to confirm exact package dimensions and temperature ratings. Ensure compatibility with existing board layouts regarding pin assignments and voltage levels before finalizing procurement orders.

Selection Notes

Select this component when applications demand a balance of processing speed and high-density analog input capabilities within a compact footprint. Consider the 1.8 V to 3.8 V operating range for power-sensitive designs requiring efficient energy management without sacrificing computational throughput.

Part Context

This part belongs to the C8051F96x series of mixed-signal microcontrollers designed for cost-effective embedded solutions. It combines a fast 8051-compatible processor with significant on-chip memory and extensive analog peripherals, targeting applications that require robust data conversion and digital control integration.

Replacement Considerations

Consult official cross-reference guides for verified substitutes such as the C8051F968-A-GQ variant, ensuring functional equivalence in memory size and peripheral configuration before implementation.

FAQ

What are the available ADC resolution options?

The integrated analog-to-digital converters support both 10-bit and 12-bit resolution modes, allowing users to select the appropriate precision based on application requirements.

How many programmable I/O lines are available?

The device provides fifty-seven programmable general-purpose input/output pins, offering extensive flexibility for connecting various external peripherals and sensors.