C8051F023-GQ

Overview

The C8051F023-GQ is a mixed-signal microcontroller from the Silicon Labs C8051F02x family, featuring an 8-bit 8051 core with up to 25 MIPS throughput at 25 MHz. It integrates 64 KB of in-system programmable Flash memory and 4352 bytes of internal data RAM. The device includes a 10-bit ADC with up to 8 external inputs and a programmable throughput of 100 ksps, alongside two 12-bit DACs and two analog comparators. Digital peripherals include hardware SMBus, SPI, and dual UARTs. It operates within a supply voltage range of 2.7V to 3.6V and supports temperatures from -40°C to +85°C.

Feature Summary

• High-speed pipelined 8051 core executing most instructions in one or two clock cycles
• On-chip JTAG debug circuitry enabling non-intrusive in-circuit debugging
• Integrated precision analog peripherals including 10-bit ADC and 12-bit DACs
• Programmable digital I/O crossbar for flexible peripheral pin assignment

Applications

• Portable medical equipment
• Weigh scales
• Test equipment
• Fiber optic systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as indicated in official documentation. Check for End-of-Life (EOL) notices and Last Time Buy (LTB) announcements prior to procurement. Ensure the specific package variant matches design requirements. Validate that the part number suffix corresponds to the intended temperature grade and packaging type.

Selection Notes

Select this component for applications requiring high analog integration and fast 8051 processing. Consider the 10-bit ADC resolution and 12-bit DAC outputs for signal conditioning tasks. Evaluate the 64 KB Flash capacity against firmware size requirements. Verify that the 2.7V to 3.6V operating voltage aligns with system power rails. Assess the need for on-chip debug features during development phases.

Part Context

This device belongs to the C8051F02x series of fully integrated mixed-signal system-on-chip microcontrollers. It utilizes the CIP-51 core architecture, offering improved performance over standard 8051 designs. The family is designed for standalone operation with extensive on-board resources, reducing external component count. It supports both assembly and C language programming environments.

Replacement Considerations

C8051F021-GQ

FAQ

What is the maximum throughput of the C8051F023-GQ core?

The core achieves up to 25 MIPS throughput when operating at a 25 MHz clock frequency.

Does the C8051F023-GQ support boundary scan?

Yes, it includes IEEE 1149.1 compliant boundary scan capabilities via its on-chip JTAG debug circuitry.