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EFM32LG942F128G-F-QFP64R

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EFM32LG942F128G-F-QFP64R

IC MCU 32BIT 128KB FLASH 64TQFP

Manufacturer: Silicon Labs

Categories: Microcontrollers

Quality Control: Learn More

Silicon Labs EFM32LG942F128G-F-QFP64R is a 32-bit ARM Cortex-M3 microcontroller from the Leopard Gecko series. This device features a 48MHz single-core processor with 128KB of FLASH program memory and 32KB of RAM. It offers a rich set of peripherals including DMA, I2S, LCD controller, multiple PWM channels, and watchdog timer. Connectivity options include I2C, IrDA, SmartCard, SPI, UART/USART, and USB interfaces. The EFM32LG942F128G-F-QFP64R includes an 8-channel 12-bit SAR Analog-to-Digital converter and two 12-bit Digital-to-Analog converters. Supplied in a 64-TQFP package, this component is suitable for surface mounting and operates within a temperature range of -40°C to 85°C. Its robust feature set makes it applicable in various industrial and consumer electronics applications.

Additional Information

Series: Leopard GeckoRoHS Status: ROHS3 CompliantManufacturer Lead Time: 20 week(s)Product Status: ObsoletePackaging: Tape & Reel (TR)
Technical Details:
PackagingTape & Reel (TR)
Package / Case64-TQFP
Mounting TypeSurface Mount
Speed48MHz
Program Memory Size128KB (128K x 8)
RAM Size32K x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size-
Core ProcessorARM® Cortex®-M3
Data ConvertersA/D 8x12b SAR; D/A 2x12b
Core Size32-Bit Single-Core
Voltage - Supply (Vcc/Vdd)1.98V ~ 3.8V
ConnectivityI2C, IrDA, SmartCard, SPI, UART/USART, USB
PeripheralsBrown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Supplier Device Package64-TQFP (10x10)
Number of I/O50
ProgrammableNot Verified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

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