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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersEFM32LG840F64-QFN64
EFM32LG840F64-QFN64 Image
Image may be representation.
See specifications for product details.

EFM32LG840F64-QFN64 - Silicon Labs

Manufacturer Part Number
EFM32LG840F64-QFN64
Manufacturer
Energy Micro (Silicon Labs)
Allelco Part Number
32D-EFM32LG840F64-QFN64
ECAD Model
Parts Description
IC MCU 32BIT 64KB FLASH 64QFN
Detailed Description
Package
64-WFQFN Exposed Pad
Data sheet
EFM32(LG) Family Datasheet.pdf
In stock: 17110

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Quantity

Specifications

EFM32LG840F64-QFN64 Tech Specifications
Silicon Labs - EFM32LG840F64-QFN64 technical specifications, attributes, parameters and parts with similar specifications to Silicon Labs - EFM32LG840F64-QFN64

Product Attribute Attribute Value  
Manufacturer Energy Micro (Silicon Labs)  
Voltage - Supply (Vcc/Vdd) 1.98V ~ 3.8V  
Speed 48MHz  
Series Leopard Gecko  
RAM Size 32K x 8  
Program Memory Type FLASH  
Program Memory Size 64KB (64K x 8)  
Peripherals Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT  
Package / Case 64-WFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 56  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 8x12b; D/A 2x12b  
Core Size 32-Bit Single-Core  
Core Processor ARM® Cortex®-M3  
Connectivity I²C, IrDA, SmartCard, SPI, UART/USART  
Base Product Number EFM32LG840  

Parts with Similar Specifications

The three parts on the right have similar specifications to Silicon Labs EFM32LG840F64-QFN64

Product Attribute EFM32LG840F64-QFN64 EFM32LG390F256-BGA112 EFM32LG380F256G-E-QFP100R EFM32LG880F128G-E-QFP100
Part Number EFM32LG840F64-QFN64 EFM32LG390F256-BGA112 EFM32LG380F256G-E-QFP100R EFM32LG880F128G-E-QFP100
Manufacturer Silicon Labs Silicon Labs Silicon Labs Silicon Labs
Program Memory Size 64KB (64K x 8) 256KB (256K x 8) 256KB (256K x 8) 128KB (128K x 8)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tray
EEPROM Size - - - -
Core Processor ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3 ARM® Cortex®-M3
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
RAM Size 32K x 8 32K x 8 32K x 8 32K x 8
Base Product Number EFM32LG840 EFM32LG390 EFM32LG380 EFM32LG880
Series Leopard Gecko Leopard Gecko Leopard Gecko Leopard Gecko
Package / Case 64-WFQFN Exposed Pad 112-LFBGA 100-LQFP 100-LQFP
Voltage - Supply (Vcc/Vdd) 1.98V ~ 3.8V 1.98V ~ 3.8V 1.98V ~ 3.8V 1.98V ~ 3.8V
Connectivity I²C, IrDA, SmartCard, SPI, UART/USART EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART, USB EBI/EMI, I²C, IrDA, SmartCard, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Data Converters A/D 8x12b; D/A 2x12b A/D 8x12b; D/A 2x12b A/D 8x12b; D/A 2x12b A/D 8x12b; D/A 2x12b
Speed 48MHz 48MHz 48MHz 48MHz
Number of I/O 56 87 83 86
Oscillator Type Internal Internal Internal Internal
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Program Memory Type FLASH FLASH FLASH FLASH

EFM32LG840F64-QFN64 Datasheet PDF

Download EFM32LG840F64-QFN64 pdf datasheets and Silicon Labs documentation for EFM32LG840F64-QFN64 - Silicon Labs.

Datasheets
EFM32(LG) Family Datasheet.pdf
Other Related Documents
A-00000442 Security Advisory.pdf A-00000449 Security Advisory.pdf A-00000450 Security Advisory.pdf
PCN Other
PCN-1406131 13/Jun/2014.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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EFM32LG840F64-QFN64 Image

EFM32LG840F64-QFN64

Silicon Labs
32D-EFM32LG840F64-QFN64

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