End Of Life: The End of Life (EOL) and Last Time Buy (LTB) has been announced for this part. In its place we recommend:
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EFM32LG942F64G-QFP64

EFM32 Leopard Gecko 32-bit Microcontrollers

The EFM32LG942F64G-QFP64 is an ARM Cortex-M3 based microcontroller (MCU) with speeds up to 48 MHz. Built on top of a low-power platform that includes innovative low energy techniques, fast wake-up times, and energy saving modes, the EFM32LG942F64G-QFP64 is ideal for energy sensitive applications. In addition, this device includes 64 kB Flash, 32 kB RAM, 50 Dig I/O Pins, 4 x 16-bit timers, and multiple communication interfaces.

 
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Flash (kB)

Key Specs

 
Core Frequency
48
Flash
64
RAM
32
GPIO
50
ADC
12-bit, 8-ch., 1 Msps
DAC
12-bit, 2 ch.
SPI
3
UART
5
I2C
2
Timers (16-bit)
4
Timers (32-bit)
1
Package
QFP64
Core Frequency
48
Flash
64
RAM
32
GPIO
50
ADC
12-bit, 8-ch., 1 Msps
DAC
12-bit, 2 ch.
SPI
3
UART
5
I2C
2
Timers (16-bit)
4
Timers (32-bit)
1
Package
QFP64
efm32lg-BD.png

Quality Assurance, Environmental and Packaging Information

Silicon Labs targets a minimum of a 10-year lifecycle for all of its standard products and expects to produce the EFM32LG942F64G-QFP64 until at least May 2025.

The longevity date shown above is for the preferred revision of this part number, for a complete list of part number revisions, use the search button below.

As part of its ongoing commitment to supply continuity, Silicon Labs may provide pin-compatible and functionally equivalent replacement products if Silicon Labs determines, at its discretion, that supply chain adjustments, product improvements, market conditions, or similar business or technical issues make this necessary or advisable.

If for business, technical or other reasons beyond Silicon Labs’ reasonable control, Silicon Labs finds that it is necessary to discontinue a product, our policy is to issue an EOL notice that provides 6 months from notice to place final orders and 12 months from notice for final shipments. This policy complies with the JEDEC standard EIA/JESD48 that is commonly used in the semiconductor industry. We provide the required support for a product for its full life cycle.

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