C8051T613-GMR

Overview

The C8051T613-GMR is a mixed-signal microcontroller from the C8051T61x series, featuring an 8051 core with up to 25 MIPS throughput at 25 MHz. 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 with up to 17 external inputs, two comparators, and a built-in temperature sensor. Digital peripherals include four 16-bit timers, a 16-bit PCA with five modules, UART, SMBus, and SPI interfaces. It operates on a 1.8 V to 3.6 V supply within a –40 °C to +85 °C temperature range.

Feature Summary

• Integrates a high-speed 8051 CPU core with pipelined architecture for efficient instruction execution.
• Features a 10-bit analog-to-digital converter with programmable sampling rates and multiple input channels.
• Includes comprehensive digital communication interfaces such as UART, SMBus, and SPI.
• Provides on-chip debug circuitry for non-intrusive in-system development and testing.

Applications

• Industrial control systems requiring mixed-signal processing
• Sensor interface applications utilizing integrated ADC and temperature sensing
• Embedded systems needing robust digital communication protocols

Procurement Notes

Verify component authenticity through authorized Silicon Labs distributors or certified partners. Confirm that the specific ordering suffix matches the required package type and temperature grade. Ensure compliance with RoHS directives if applicable to your manufacturing standards. Review the datasheet for any recent document changes or obsolescence notices prior to final procurement decisions.

Selection Notes

Select this component when a highly integrated mixed-signal solution with EPROM memory is required. Consider the 10-bit ADC resolution and speed for precise analog signal acquisition needs. Evaluate the available I/O pins and peripheral count against system interface requirements. Ensure the operating voltage and temperature range align with the target application environment constraints.

Part Context

This part belongs to the C8051T61x family of mixed-signal microcontrollers. These devices are designed for applications demanding high analog performance alongside standard digital control functions. The family shares common architectural features but varies in memory size, package options, and specific peripheral configurations.

Replacement Considerations

Silicon Labs marks the C8051T61x series as Not Recommended for New Designs. Developers should evaluate modern alternatives such as the EFM8 Busy Bee or C8051F3xx series for new projects. Verify pin compatibility and peripheral mapping when migrating from legacy components to ensure seamless integration.

FAQ

What is the maximum sampling rate of the ADC on the C8051T613?

The integrated 10-bit ADC supports a maximum sampling rate of 500 ksps.

Does the C8051T613 support on-chip debugging?

Yes, it includes on-chip debug circuitry that facilitates full-speed, non-intrusive in-system debugging via the C2 interface.

What types of clock sources are available for this MCU?

The device supports an internal oscillator with ±2% accuracy, external RC or capacitor oscillators, and CMOS clock inputs.