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EFM32LG840F256G-F-QFN64 The Silicon Labs EFM32LG840F256G-F-QFN64 is a 32-bit ARM Cortex-M3 microcontroller. It features 256KB of FLASH program memory and operates at up to 48MHz.
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EFM32LG840F256G-F-QFN64

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs EFM32LG840F256G-F-QFN64 is a 32-bit ARM Cortex-M3 microcontroller. It features 256KB of FLASH program memory and operates at up to 48MHz.
✓ Total Stock: 443 pcs

EFM32LG840F256G-F-QFN64 Available from 1 distributor

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443 pcs
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EFM32LG840F256G-F-QFN64 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
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EFM32LG840F256G-F-QFN64 Description

Short technical summary and product information.

This Silicon Labs EFM32LG840F256G-F-QFN64 is a 32-bit microcontroller based on the ARM Cortex-M3 core. It offers a substantial 256KB of FLASH program memory and 32KB of RAM, making it suitable for a wide range of embedded applications.

 

The device operates at a maximum clock frequency of 48MHz and supports a supply voltage range of 1.98V to 3.8V. It is housed in a 64-pin QFN package with surface mount capability.

 

Key features include internal oscillator, multiple peripherals such as DMA, PWM, and WDT, and data conversion capabilities with 8x 12-bit SAR ADCs and 2x 12-bit DACs. The operating temperature range is from -40°C to 85°C.

 

Connectivity options include I²C, IrDA, SmartCard, SPI, and UART/USART interfaces, providing flexibility for system integration. The microcontroller is designed for embedded systems requiring efficient processing and a good balance of memory and peripherals.

EFM32LG840F256G-F-QFN64 Quick Information

Product Type: Microcontroller
Series: EFM32LG
Canonical Name: Silicon Labs EFM32LG840F256G-F-QFN64 Microcontroller
Subcategory: 32-bit ARM Cortex-M3

EFM32LG840F256G-F-QFN64 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

EFM32LG840F256G-F-QFN64 Features

  • 32-bit ARM Cortex-M3 core processor.
  • 256KB FLASH program memory size.
  • 32KB RAM memory size.
  • 48MHz maximum clock frequency.
  • 64-pin QFN surface mount package.

EFM32LG840F256G-F-QFN64 Applications

  • Suitable for general embedded control.
  • Ideal for applications requiring FLASH memory.
  • Used in systems needing 32-bit processing.
  • Supports various communication interfaces.

EFM32LG840F256G-F-QFN64 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the core processor of the EFM32LG840F256G-F-QFN64?

The core processor is an ARM Cortex-M3.

What is the program memory size?

The program memory size is 256 kB.

What is the maximum operating temperature?

The maximum operating temperature is 85°C.

What is the package type?

The package type is 64-QFN.

Is this product RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL)?

The Moisture Sensitivity Level is 1 Unlimited.

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