C8051T611-GMR

Overview

The C8051T611-GMR is a mixed-signal microcontroller featuring an 8051 core with up to 25 MIPS throughput at a 25 MHz clock frequency. It includes 16 kB of byte-programmable EPROM and 1280 bytes of internal data RAM. The device integrates a 10-bit ADC supporting up to 500 ksps conversion rates and up to 17 external inputs, alongside two comparators with programmable hysteresis. It operates on a supply voltage range of 1.8 V to 3.6 V and is housed in a 28-pin QFN package.

Feature Summary

• Features a high-speed 8051 CPU core with pipelined architecture for efficient instruction execution.
• Includes integrated analog peripherals such as a 10-bit ADC and low-current comparators.
• Provides comprehensive digital communication interfaces including UART, SMBus, and SPI.
• Supports non-intrusive in-system debugging via on-chip debug circuitry.

Applications

• Embedded systems requiring byte-programmable memory
• Industrial control applications
• Sensor interface circuits

Procurement Notes

Verify the component status before procurement, as this part may be marked as Not Recommended for New Designs. Confirm that the specific ordering suffix matches the required package type and temperature rating. Ensure compatibility with existing design constraints given the availability of newer alternatives in the product portfolio.

Selection Notes

Select this component when byte-programmable EPROM is required instead of Flash memory. It is suitable for designs needing a mix of analog and digital peripherals within a compact 28-pin footprint. Consider the 1.8 V to 3.6 V operating range for low-voltage applications.

Part Context

This MCU belongs to the C8051T61x family of mixed-signal microcontrollers from Silicon Labs. The family shares common architectural features but varies in memory size and pin count. This specific model utilizes the 28-pin QFN package variant.

Replacement Considerations

Silicon Labs recommends using newer devices instead of this part. Consult official documentation for current recommended replacements compatible with similar functionality.

FAQ

What type of program memory does the C8051T611 use?

It uses 16 kB of byte-programmable EPROM code memory.

Does the C8051T611 include an onboard debugger?

Yes, it features on-chip debug circuitry that facilitates full speed, non-intrusive in-system debug.