 | |  | |
| PartNumber | EFM32GG940F1024G-E-QFN64 | EFM32GG940F1024-QFN64 | EFM32GG940F1024-QFN64T |
| Description | ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES | ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES | Microcontrollers - MCU ARM Microcontrollers - MCU 1024k Flash 128k RAM USB 8x18 LCD AES |
| Manufacturer | Silicon Laboratories | Silicon Laboratories | Silicon Labs |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | Embedded - Microcontrollers |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-64 | QFN-64 | - |
| Series | EFM32GG | EFM32GG | Giant Gecko |
| Core | ARM Cortex M3 | ARM Cortex M3 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | - | - |
| Program Memory Size | 1024 kB | 1 MB | 1MB (1M x 8) |
| Data RAM Size | 128 kB | 128 kB | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 52 I/O | - | - |
| Operating Supply Voltage | 1.98 V to 3.8 V | 3 V | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | Reel | Tray Alternate Packaging |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | FLASH |
| Brand | Silicon Labs | Silicon Labs | - |
| Data RAM Type | SRAM | RAM | - |
| Interface Type | I2C, SPI, UART | I2C, SPI, UART | - |
| Analog Supply Voltage | 1.98 V to 3.8 V | - | - |
| DAC Resolution | 12 bit | - | - |
| I/O Voltage | 3.3 V | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 4 x 16 bit | 3 Timer | - |
| Processor Series | EFM32GG940 | EFM32 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 260 | 1000 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.8 V | - | - |
| Supply Voltage Min | 1.98 V | - | - |
| Tradename | EFM32 | EFM32 | EFM32 |
| Watchdog Timers | Watchdog Timer | - | - |
| Part # Aliases | - | EFM32GG940F1024 | - |
| Unit Weight | - | 0.003527 oz | - |
| Package Case | - | - | 64-WFQFN Exposed Pad |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Supplier Device Package | - | - | 64-QFN (9x9) |
| Number of I O | - | - | 53 |
| Speed | - | - | 48MHz |
| EEPROM Size | - | - | - |
| Core Processor | - | - | ARMR CortexR-M3 |
| RAM Size | - | - | 128K x 8 |
| Peripherals | - | - | Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT |
| Connectivity | - | - | I2C, IrDA, SmartCard, SPI, UART/USART |
| Voltage Supply Vcc Vdd | - | - | 1.85 V ~ 3.8 V |
| Core Size | - | - | 32-Bit |
| Data Converters | - | - | A/D 8x12b, D/A 2x12b |
| Oscillator Type | - | - | Internal |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
| EFM32GG940F1024G-E-QFN64 | ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES | ||
| EFM32GG940F1024G-E-QFN64R | ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES | ||
Silicon Labs |
EFM32GG940F1024-QFN64 | ARM Microcontrollers - MCU 1024k Flash, 128k RAM, USB, 8x18 LCD, AES | |
| EFM32GG940F1024G-E-QFN64 | MCU 32-bit EFM32 ARM Cortex M3 RISC 1024KB Flash 3.3V 64-Pin QFN EP | ||
| EFM32GG940F1024G-E-QFN64R | MCU 32-bit EFM32 ARM Cortex M3 RISC 1024KB Flash 3.3V 64-Pin QFN EP | ||
| EFM32GG940F1024-QFN64T | Microcontrollers - MCU ARM Microcontrollers - MCU 1024k Flash 128k RAM USB 8x18 LCD AES | ||
| EFM32GG940F1024-QFN64 | Microcontrollers - MCU ARM Microcontrollers - MCU 1024KB FL 128KB RAM |