C8051F336-GM

Overview

The C8051F336-GM is a mixed-signal System-on-a-Chip microcontroller featuring a high-speed pipelined 8051-compatible core with up to 25 MIPS throughput at a 25 MHz clock. It integrates 16 kB of in-system programmable Flash memory and 768 bytes of internal data RAM. The device includes a 10-bit ADC supporting up to 200 ksps with an analog multiplexer, a 10-bit current output DAC, and a precision 24.5 MHz internal oscillator. Digital peripherals include hardware-enhanced UART, SMBus/I2C, and SPI interfaces.

Feature Summary

• On-chip debug circuitry provides full-speed, non-intrusive in-system debugging without requiring external emulation hardware.
• Integrated analog peripherals include a 10-bit ADC with multiplexer, a 10-bit current output DAC, and a voltage comparator.
• Hardware-implemented serial interfaces support SMBus, Enhanced UART, and Enhanced SPI communication protocols.

Applications

• In-system programming and field upgrades via ISP Flash capabilities
• Mixed-signal data acquisition systems utilizing the on-chip ADC and temperature sensor
• Low-power embedded applications using suspend modes with fast wake-up

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm that the specific revision matches project requirements, as this part is marked Not Recommended for New Designs. Ensure environmental compliance documentation aligns with target market regulations before finalizing procurement plans.

Selection Notes

Select this component when a fully integrated mixed-signal solution with an 8051 core is required. It is suitable for designs needing on-chip debug, multiple serial interfaces, and analog conversion capabilities within a compact QFN package. Consider pin compatibility with the C8051F330 family if migrating existing designs.

Part Context

This device belongs to the C8051F33x family of mixed-signal MCUs from Silicon Laboratories. These devices are designed as complete system-on-a-chip solutions, integrating a high-speed microcontroller core with extensive analog and digital peripherals to reduce board space and component count.

Replacement Considerations

Public confirmed substitute part numbers: C8051F337-GM, C8051F338-GM, C8051F339-GM.

FAQ

What is the maximum throughput of the CPU core?

The high-speed pipelined 8051-compatible core executes up to 25 MIPS with a 25 MHz clock.

Does the device support in-circuit reprogramming?

Yes, the 16 kB Flash memory can be reprogrammed in-system in 512-byte sectors.