EFM8LB11F16E-A-QFN24R

Microcontrollers Overview

The EFM8LB11F16E-A-QFN24R is an 8-bit microcontroller from the Silicon Labs Laser Bee family, utilizing a CIP-51 core with a maximum operating frequency of 72 MHz. It features 16 kB of Flash program memory and 1280 bytes of RAM within a 24-pin QFN package. The device includes a 14-bit ADC with 12 channels, two 12-bit DACs, and two analog comparators. Communication interfaces include I2C, SPI, and dual UARTs. Operating voltage ranges from 2.2 V to 3.6 V across a temperature range of -40°C to +105°C.

Microcontrollers Feature Summary

• Integrates high-performance analog peripherals including a 14-bit ADC and 12-bit DACs for precision signal processing.
• Features a pipelined CIP-51 core delivering efficient execution at up to 72 MHz.
• Includes four configurable logic units to replace external glue logic and simplify system design.

Microcontrollers Applications

• Optical network modules
• Precision instrumentation
• Industrial control and automation
• Smart sensors

Microcontrollers Procurement Notes

Verify the specific ordering suffix 'QFN24R' confirms the tape and reel packaging format required for automated assembly processes. Confirm that the 'A' revision designation matches the intended hardware version for your design. Ensure the component meets RoHS compliance standards as specified in the datasheet before finalizing procurement orders.

Microcontrollers Selection Notes

Select this part when a balance of analog precision and digital processing is required in a compact footprint. The 16 kB Flash size suits applications with moderate code complexity. The inclusion of multiple DACs and a high-resolution ADC makes it suitable for mixed-signal environments where external components would otherwise be necessary.

Microcontrollers Part Context

This component belongs to the EFM8LB1 Laser Bee family, designed for applications demanding advanced analog capabilities alongside standard 8-bit MCU functionality. The family shares a common architecture but varies in memory size and peripheral counts. This specific model offers a mid-tier configuration within the series, providing essential communication and analog interfaces.

Microcontrollers Replacement Considerations

Consult the official product selection guide for direct substitutes within the EFM8LB1 family. Verify pin compatibility and feature parity when considering variants with different Flash sizes or package options such as QFN32 or QSOP24.

Microcontrollers FAQ

What is the accuracy of the internal oscillators?

The internal 72 MHz and 24.5 MHz oscillators are accurate to ±2% over supply and temperature corners.

Does the device support in-system debugging?

Yes, it includes an on-chip Silicon Labs 2-Wire (C2) debug interface allowing non-intrusive full-speed debugging without using on-chip resources.