C8051F862-C-GS

Overview

The C8051F862-C-GS is a mixed-signal 8-bit microcontroller from the C8051F85x/86x family, featuring a high-speed CIP-51 core operating at up to 25 MHz. It integrates 8 kB of in-system programmable Flash memory and 512 Bytes of RAM. The device includes a 12-bit ADC with up to 16 input channels, two analog comparators, four 16-bit timers, and a Programmable Counter Array. Communication interfaces include UART, I2C/SMBus, and SPI. It operates on a 2.2 V to 3.6 V supply and supports -40°C to +85°C temperature range.

Feature Summary

• High-performance CIP-51 core with pipelined architecture delivering up to 25 MIPS throughput.
• Integrated 12-bit Analog-to-Digital Converter supporting multiple input channels and internal or external voltage references.
• On-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators.
• Flexible digital I/O crossbar allowing configurable mapping of peripherals to external pins.

Applications

• Battery chargers
• Electronic toys and games
• Motor control systems
• Optical communications

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors. Confirm package type matches design requirements. Check for RoHS compliance status. Ensure ordering suffix corresponds to correct temperature grade and packaging format. Validate datasheet revision against current manufacturing specifications.

Selection Notes

Select based on required Flash size, RAM capacity, and peripheral count. Consider package options such as QFN, QSOP, or SOIC for board layout constraints. Verify voltage supply compatibility within the 2.2 V to 3.6 V range. Evaluate temperature grade requirements for specific environmental conditions.

Part Context

Part of the C8051F85x/86x low-cost 8-bit MCU family designed for highly integrated applications. Features a standard 8051 instruction set with expanded interrupt handling. Includes unique identifier for device tracking. Qualified to AEC-Q100 standards for automotive reliability.

Replacement Considerations

Check for direct pin-compatible substitutes within the same family. Review updated datasheets for any errata or specification changes. Ensure replacement part maintains equivalent peripheral functionality and performance characteristics.

FAQ

What is the maximum system clock frequency?

The maximum system clock frequency is 25 MHz.

Does the device support in-system programming?

Yes, the Flash memory is in-system programmable in 512-byte sectors.

How many analog input channels are available?

The device supports up to 16 input channels for the 12-bit Analog-to-Digital Converter.