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EFR32MG24B020F1536IM48-BR
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Product Detailed Parameters
- Description：IC RF TXRX+MCU BLE 48QFN
- Series：Mighty Gecko
- Mfr：Silicon Labs
- Package：Tape & Reel (TR)
- 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, 256kB 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 EFR32MG24B020F1536IM48-BR is a Bluetooth System on Chip from the MG24 series, featuring an ARM Cortex-M33 core operating at 78 MHz. It integrates 1536 kB Flash and 256 kB RAM within a QFN-48 package. The device supports 2.4 GHz operation with a maximum data rate of 2 Mbps, delivering +20 dBm output power and -94.4 dBm sensitivity. It functions on a supply voltage range of 1.71 V to 3.8 V, includes I2C interfaces, and operates reliably between -40°C and +125°C.
Feature Summary
- Integrates Secure Vault High security features for robust data protection
- Supports Bluetooth v5.3 protocol stack implementation
- Combines high-performance RF transceiver with microcontroller capabilities
Applications
- Smart home devices requiring long-range connectivity
- Industrial IoT sensors needing extended temperature tolerance
- Wearable electronics utilizing compact QFN packaging
Procurement Notes
Verify the specific suffix BR indicates reel packaging when sourcing components. Confirm the Secure Vault High configuration matches project security requirements. Ensure the QFN-48 footprint aligns with existing PCB layouts. Cross-reference the manufacturer part number against official Silicon Labs documentation to avoid counterfeit risks during procurement.
Selection Notes
Select this model for applications demanding high transmit power and extensive memory capacity. The wide operating temperature range suits harsh environments. Consider the QFN-48 form factor for space-constrained designs. Evaluate the ARM Cortex-M33 performance for complex processing tasks alongside wireless communication duties.
Part Context
This component belongs to the Mighty Gecko (MG) family, optimized for Bluetooth Low Energy applications. It represents a generation focusing on enhanced security and memory scalability compared to previous iterations. The MG24 series targets developers seeking integrated solutions that reduce bill of materials complexity while maintaining high reliability standards.
Replacement Considerations
Check EFR32MG24B020F1536IM40-BR for identical electrical specifications but in a QFN-40 package. Verify pin compatibility before substituting physical footprints. Ensure software libraries support the specific variant selected.
