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EFR32MG24A020F1536IM48-B
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Product Detailed Parameters
- Description：IC RF TXRX+MCU BLE 48QFN
- Series：Mighty Gecko
- Mfr：Silicon Labs
- Package：Tray
- Type：TxRx + MCU
- RF Family/Standard：Bluetooth
- Protocol：Bluetooth v5.3
- Modulation：2FSK, 2GFSK, DSSS, GMSK, MSK, O-QPSK
- Frequency：2.4GHz
- Data Rate (Max)：2Mbps
- Power - Output：19.5dBm
- Sensitivity：-94.8dBm
- Memory Size：1536kB Flash, 192kB RAM
- Serial Interfaces：ADC, GPIO, I2C, I2S, SPI, IrDA, UART
- Voltage - Supply：1.71V ~ 3.8V
- Current - Receiving：4.4mA ~ 5.1mA
- Current - Transmitting：5mA ~ 156.8mA
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Package / Case：48-VFQFN Exposed Pad
- Supplier Device Package：48-QFN (6x6)
- GPIO：32
- Grade：-
- Qualification：-
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Overview
The EFR32MG24A020F1536IM48-B is a Bluetooth Low Energy System on Chip from the Silicon Labs MG24 series. It integrates an ARM Cortex-M33 core operating at up to 78 MHz with 1536 kB of Flash memory and 192 kB of RAM. The device supports 2.4 GHz wireless communication with a maximum data rate of 2 Mbps, delivering +20 dBm output power and -94.4 dBm sensitivity. It functions within a supply voltage range of 1.71 V to 3.8 V and operates reliably between -40°C and +125°C. The component is housed in a QFN-48 package.
Feature Summary
- Integrates an ARM Cortex-M33 processor for efficient code execution
- Provides high transmit power capability for extended range applications
- Includes Secure Vault hardware security features for data protection
- Supports multiple wireless protocols including Bluetooth Low Energy
Applications
- Smart home devices requiring long-range connectivity
- Industrial IoT sensors operating in extreme temperatures
- Medical equipment needing secure data transmission
- Commercial building automation controllers
Procurement Notes
Verify the specific revision suffix and manufacturing date code against current Silicon Labs production status. Confirm that the QFN-48 package dimensions match your PCB footprint requirements. Ensure compatibility with existing firmware libraries for the MG24 series before finalizing procurement orders.
Selection Notes
Select this model when high output power and extensive memory are required alongside robust security features. Compare against lower-power variants if energy consumption is the primary constraint. Verify that the 192 kB RAM allocation meets the application's runtime data processing needs.
Part Context
This component belongs to the EFR32MG24 family, designed for demanding wireless applications. It offers enhanced performance compared to previous generations with improved security and memory capacity. The part is intended for designers seeking a balance between processing power and wireless range in compact form factors.
Replacement Considerations
Check for direct pin-to-pin compatible alternatives within the same MG24 series. Verify that substitute parts maintain the +20 dBm output power specification. Ensure that any replacement supports the required Secure Vault configuration.
