Microcontrollers
Explore Microcontrollers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Programmable | Core Processor | Core Size | Speed | Connectivity | Peripherals | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | RAM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
EFM32LG332F128G-E-QFP64IC MCU 32BIT 128KB FLASH 64TQFP |
3,642 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 50 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
EFM32LG230F128G-E-QFN64IC MCU 32BIT 128KB FLASH 64QFN |
2,768 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 56 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG230F64G-E-QFN64IC MCU 32BIT 64KB FLASH 64QFN |
1,913 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 56 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG232F128G-E-QFP64IC MCU 32BIT 128KB FLASH 64TQFP |
4,265 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG232F64G-E-QFP64IC MCU 32BIT 64KB FLASH 64TQFP |
2,584 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 53 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
EFM32LG280F128G-E-QFP100IC MCU 32BIT 128KB FLASH 100LQFP |
3,127 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 86 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
EFM32LG280F64G-E-QFP100IC MCU 32BIT 64KB FLASH 100LQFP |
2,885 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 86 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG330F64G-E-QFN64IC MCU 32BIT 64KB FLASH 64QFN |
4,044 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 53 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG380F128G-E-QFP100IC MCU 32BIT 128KB FLASH 100LQFP |
2,564 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 83 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG380F64G-E-QFP100IC MCU 32BIT 64KB FLASH 100LQFP |
3,690 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 83 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
EFM32LG390F128G-E-BGA112IC MCU 32BIT 128KB FLASH 112BGA |
1,757 |
|
Datasheet | 112-LFBGA | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 87 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG840F128G-E-QFN64IC MCU 32BIT 128KB FLASH 64QFN |
4,716 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 56 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG840F64G-E-QFN64IC MCU 32BIT 64KB FLASH 64QFN |
1,310 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 56 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG842F128G-E-QFP64IC MCU 32BIT 128KB FLASH 64TQFP |
3,404 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG880F128G-E-QFP100IC MCU 32BIT 128KB FLASH 100LQFP |
4,087 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 86 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG880F64G-E-QFP100IC MCU 32BIT 64KB FLASH 100LQFP |
1,226 |
|
Datasheet | 100-LQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 86 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG890F128G-E-BGA112IC MCU 32BIT 128KB FLASH 112BGA |
4,868 |
|
Datasheet | 112-LFBGA | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 90 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG940F128G-E-QFN64IC MCU 32BIT 128KB FLASH 64QFN |
3,664 |
|
Datasheet | 64-VFQFN Exposed Pad | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 53 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG942F128G-E-QFP64IC MCU 32BIT 128KB FLASH 64TQFP |
2,714 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 50 | 128KB (128K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
|
|
EFM32LG942F64G-E-QFP64IC MCU 32BIT 64KB FLASH 64TQFP |
1,579 |
|
Datasheet | 64-TQFP | Leopard Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M3 | 32-Bit Single-Core | 48MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT | 50 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.98V ~ 3.8V | A/D 8x12b; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount |
Frequently Asked Questions
What are Microcontrollers components used for?
Microcontrollers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Microcontrollers part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find Microcontrollers parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
