| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SIM3U144-B-GM | SILICON LABORATORIES INC | - | 32-Bit | 80MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 28 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.8 V ~ 3.6 V | A/D 18x12b, D/A 2x10b | Internal | -40°C ~ 85°C | 40-VFQFN Exposed Pad | |
| EFM32LG330F64-QFN64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 53 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-WFQFN Exposed Pad | |
| EFM32LG332F64-QFP64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 50 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-TQFP | |
| EFM32LG330F64-QFN64T | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 53 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-WFQFN Exposed Pad | |
| EFM32LG332F64-QFP64T | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 50 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-TQFP | |
| EFM32WG330F64-QFN64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 52 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-VFQFN Exposed Pad | |
| EFM32WG332F64-QFP64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 50 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-TQFP | |
| EFM32LG940F64-QFN64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 53 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-WFQFN Exposed Pad | |
| EFM32LG942F64-QFP64 | SILICON LABORATORIES INC | - | 32-Bit | 48MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 50 | 64KB (64K x 8) | FLASH | - | 32K x 8 | 1.85 V ~ 3.8 V | A/D 8x12b, D/A 2x12b | External | -40°C ~ 85°C | 64-TQFP | |
| SIM3U144-B-GMR | SILICON LABORATORIES INC | - | 32-Bit | 80MHz | I²C, IrDA, SmartCard, SPI, UART/USART, USB | 28 | 64KB (64K x 8) | FLASH | - | 16K x 8 | 1.8 V ~ 3.6 V | A/D 18x12b, D/A 2x10b | Internal | -40°C ~ 85°C | 40-VFQFN Exposed Pad |
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