EFM32LG360F128G-F-CSP81R

Microcontrollers Overview

The EFM32LG360F128G-F-CSP81R is a 32-bit microcontroller from the Leopard Gecko series, manufactured by Silicon Labs. It integrates an ARM Cortex-M3 core operating at a maximum frequency of 48 MHz. The device provides 128 kB of program memory and 32 kB of data RAM. It features a 81-contact CSP package with dimensions of 4.35x4.27 mm. Electrical specifications include a supply voltage range of 1.98 V to 3.8 V and an operating temperature range of -40°C to +85°C. Peripheral interfaces include I2C, IrDA, smart card support, SPI, UART/USART, and USB.

Microcontrollers Feature Summary

• Integrates an ARM Cortex-M3 processor core for efficient code execution.
• Includes built-in analog-to-digital and digital-to-analog converters.
• Supports multiple communication protocols including USB and smart card interfaces.

Microcontrollers Applications

• Battery-powered IoT sensor nodes
• Smart home control devices
• Industrial monitoring systems

Microcontrollers Procurement Notes

Verify component authenticity through authorized channels as this part number may be subject to obsolescence notices. Confirm package markings and datasheet revisions match the specific manufacturing lot. Check for any recent product change notifications regarding assembly or material composition updates before finalizing procurement plans.

Microcontrollers Selection Notes

Select this component when a compact footprint is required alongside standard connectivity options like USB and smart card. Ensure the design accommodates the 81-CSP package constraints. Verify that the 48 MHz processing speed and 128 kB memory capacity meet the application's computational and storage requirements without needing external components.

Microcontrollers Part Context

This MCU belongs to the EFM32LG Leopard Gecko family, designed for low-power applications. It shares architectural similarities with other Series 0 devices but offers specific memory and interface configurations tailored for cost-sensitive embedded designs. The CSP packaging allows for space-constrained PCB layouts compared to larger BGA or QFP alternatives in the same series.

Microcontrollers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official obsolescence notices for potential end-of-life management strategies.