EFM32LG840F256G-F-QFN64R
IC MCU 32BIT 256KB FLASH 64QFNManufacturer: Silicon Labs
Categories: Microcontrollers
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The Silicon Labs EFM32LG840F256G-F-QFN64R is a 32-bit ARM Cortex-M3 Leopard Gecko microcontroller featuring a single-core architecture with a maximum clock speed of 48MHz. This device offers 256KB of FLASH program memory and 32KB of RAM, suitable for applications requiring efficient code execution and data handling. Peripheral capabilities include multiple communication interfaces such as I2C, SPI, UART/USART, IrDA, and SmartCard, alongside a DMA controller, I2S, LCD controller, and various power management features like Brown-out Detect/Reset and POR. It also incorporates an 8-channel 12-bit SAR Analog-to-Digital converter and dual 12-bit Digital-to-Analog converters. The EFM32LG840F256G-F-QFN64R is supplied in a 64-QFN (9x9) package, designed for surface mounting, and operates within a voltage range of 1.98V to 3.8V, with an operating temperature range of -40°C to 85°C. Its robust feature set makes it applicable in industrial automation, consumer electronics, and smart home applications.
Additional Information
Series: Leopard GeckoRoHS Status: ROHS3 CompliantManufacturer Lead Time: 20 week(s)Product Status: Last Time BuyPackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 64-VFQFN Exposed Pad |
| Mounting Type | Surface Mount |
| Speed | 48MHz |
| Program Memory Size | 256KB (256K x 8) |
| RAM Size | 32K x 8 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Oscillator Type | Internal |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| Core Processor | ARM® Cortex®-M3 |
| Data Converters | A/D 8x12b SAR; D/A 2x12b |
| Core Size | 32-Bit Single-Core |
| Voltage - Supply (Vcc/Vdd) | 1.98V ~ 3.8V |
| Connectivity | I2C, IrDA, SmartCard, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT |
| Supplier Device Package | 64-QFN (9x9) |
| Number of I/O | 56 |
| Programmable | Not Verified |
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