C8051F369-GM

Overview

The C8051F369-GM is a mixed-signal ISP Flash MCU from the Silicon Labs C8051F36x family, featuring a high-speed 8051 core with up to 100 MIPS throughput. It includes 16 kB of in-system programmable Flash memory and 1280 bytes of internal data RAM. The device integrates a 10-bit ADC supporting up to 200 ksps, a 10-bit current output DAC, two comparators, and a built-in temperature sensor. It operates within a supply voltage range of 2.7–3.6 V at 50 MIPS or 3.0–3.6 V at 100 MIPS. The component is housed in a 28-pin QFN package and supports an operating temperature range of –40 to +85 °C.

Feature Summary

• Integrated on-chip debug circuitry enabling full-speed, non-intrusive in-system debugging without external emulators.
• High-performance pipelined CIP-51 microcontroller core executing 70% of instructions in one or two system clocks.
• Flexible clocking architecture with internal oscillators, PLL technology, and on-the-fly source switching capabilities.
• Comprehensive digital peripherals including UART, SMBus, SPI, four 16-bit timers, and a 16-bit Programmable Counter Array.

Applications

• Industrial control systems requiring mixed-signal processing
• Battery-powered devices utilizing power-saving suspend and shutdown modes
• Data acquisition systems leveraging the integrated 10-bit ADC and temperature sensor
• Motor control applications using the hardware-enhanced MAC engine

Procurement Notes

Verify the specific ordering suffix matches the required package type and temperature grade. Confirm that the design accommodates the 'Not Recommended for New Designs' status indicated in the datasheet. Ensure supply voltage constraints align with the target application's power budget. Check for any pinout compatibility requirements if replacing existing components.

Selection Notes

Select this component when a fully 8051-compatible architecture with mixed-signal capabilities is required. Consider the 16 kB Flash size for code storage needs and the 1280-byte RAM for data handling. Evaluate the 28-pin QFN package for space-constrained designs. Verify that the analog peripheral count meets the system's input/output requirements.

Part Context

This part belongs to the C8051F36x Mixed Signal ISP Flash MCU Family. It shares architectural similarities with siblings like the C8051F360 through C8051F368, differing primarily in memory size and package options. The family emphasizes high-speed execution and extensive on-chip integration for cost-effective embedded solutions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Silicon Laboratories for current recommended replacements due to the 'Not Recommended for New Designs' designation.

FAQ

What is the maximum throughput of the C8051F369-GM core?

The CIP-51 microcontroller core achieves a throughput of up to 100 MIPS when operating within the specified voltage range of 3.0–3.6 V.

Does the C8051F369-GM include analog-to-digital conversion capabilities?

Yes, the device integrates a 10-bit Analog to Digital Converter (ADC) capable of sampling rates up to 200 ksps with multiple external inputs.