C8051F330-GP

Overview

The C8051F330-GP is a mixed-signal ISP Flash microcontroller from Silicon Labs, featuring an 8-bit 8051 core with up to 25 MIPS throughput at a 25 MHz clock. It integrates 8 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 16 external inputs, a 10-bit current output DAC, and a voltage comparator. Digital peripherals consist of hardware-enhanced UART, SMBus, SPI, four 16-bit timers, and a PCA. It operates on a 2.7 V to 3.6 V supply within the -40 °C to +85 °C temperature range.

Feature Summary

• Integrates a high-speed pipelined 8051-compatible microcontroller core capable of executing instructions in one or two system clocks.
• Includes fully integrated analog peripherals such as a 10-bit ADC, 10-bit current output DAC, and a low-current voltage comparator.
• Features non-intrusive on-chip debug circuitry that allows full-speed in-system debugging without requiring external emulator hardware.
• Provides flexible digital I/O with a programmable crossbar and multiple serial communication interfaces including UART, SMBus, and SPI.

Applications

• Point-of-sale terminals
• Key card readers
• Magnetic stripe reader systems

Procurement Notes

Verify the specific suffix 'GP' against official Silicon Labs documentation to confirm package type and availability status. Confirm RoHS compliance and lead times directly with authorized distributors. Check for any obsolescence notices or recommended replacement parts before finalizing procurement plans.

Selection Notes

Select this component when a complete mixed-signal solution is required within a small footprint. It is suitable for applications needing simultaneous analog signal acquisition and digital control logic. Ensure the design accommodates the 2.7 V to 3.6 V operating voltage range and utilizes the available 17 port I/O lines effectively.

Part Context

This part belongs to the C8051F33x family of mixed-signal system-on-chip microcontrollers. The family shares a common architecture but varies in memory size and peripheral configurations. The C8051F330 specifically offers the highest analog integration within the base series, including both ADC and DAC capabilities.

Replacement Considerations

Consult the manufacturer's product selection guide for direct pin-to-pin or functional equivalents within the C8051F33x family. Verify compatibility regarding memory size and peripheral availability if substituting with other members of the series.

FAQ

Does the C8051F330 include a built-in temperature sensor?

Yes, the device features a built-in temperature sensor connected to the ADC input multiplexer.

What is the maximum sampling rate of the ADC?

The 10-bit ADC supports a maximum sampling rate of up to 200 ksps.