C8051F986-C-GM

Overview

The C8051F986-C-GM is an 8-bit microcontroller from the Silicon Labs C8051F9xx series, featuring a CIP-51 core. It integrates 8KB of flash program memory and 512 bytes of RAM. The device operates at a maximum clock speed of 25MHz with an internal oscillator. It supports supply voltages between 1.8V and 3.6V and functions within a temperature range of -40°C to +85°C. Connectivity includes SMBus, SPI, and UART/USART interfaces. Peripherals comprise PWM, WDT, POR, brownout detection/reset, and a temperature sensor. The unit is housed in a 24-pin QSOP package.

Feature Summary

• Integrates a CIP-51 8051 core with on-chip flash memory for code storage.
• Includes analog-to-digital conversion capabilities with multiple channels.
• Supports standard serial communication protocols including I2C, SPI, and UART.
• Features built-in power management peripherals such as watchdog timer and reset circuits.

Applications

• Battery-powered embedded systems requiring low power consumption
• Industrial control applications utilizing serial communication interfaces
• Consumer electronics devices operating within standard voltage ranges

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity upon receipt, as surface-mount devices are sensitive to physical damage. Check revision markings against official datasheets to ensure compatibility with existing designs. Validate RoHS compliance status if required by specific regulatory standards. Maintain proper ESD handling procedures during storage and assembly processes.

Selection Notes

Evaluate pin count requirements against available GPIO resources. Compare memory sizes with other variants in the C8051F9xx family to match application needs. Consider package availability and soldering constraints for the QSOP form factor. Assess peripheral sets like ADC resolution and channel count against sensor interface demands. Review thermal performance specifications for the intended operating environment.

Part Context

This component belongs to the C8051F9xx ultra-low-power microcontroller family. These devices combine high throughput with minimal energy usage. The series targets applications where power efficiency and processing capability are critical. Silicon Labs designs these MCUs for robust performance in compact electronic systems.

Replacement Considerations

EFM8BB50F4G-A-QF is listed as a substitute part number.