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EFR32MG24A420F1536IM48-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, 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 EFR32MG24A420F1536IM48-B is a Silicon Labs RF System-on-Chip (SoC) from the MG24 family, designed for 2.4 GHz wireless applications. It integrates an ARM Cortex-M33 core operating at up to 78 MHz with 1536 kB of Flash memory and 256 kB of RAM. The device supports Bluetooth, Zigbee, Thread, and Matter protocols, featuring a maximum output power of +10 dBm and a sensitivity of -94.4 dBm. It operates within a voltage range of 1.71 V to 3.8 V and functions across a temperature range of -40°C to +125°C. The component is housed in a QFN-48 package.
Feature Summary
- Integrates high-capacity memory with 1536 kB Flash and 256 kB RAM for complex application development.
- Supports multiple 2.4 GHz wireless protocols including Bluetooth, Zigbee, Thread, and Matter.
- Incorporates Secure Vault High security features for robust data protection.
Applications
- Smart home devices requiring multi-protocol connectivity
- IoT lighting systems with advanced control capabilities
- Medical devices needing secure wireless communication
Procurement Notes
Verify the specific suffix 'B' against the manufacturer's official documentation to confirm package type and temperature grade. Ensure compatibility with existing design-in tools and SDK versions provided by Silicon Labs. Cross-reference the Mouser part number 634-32MGA420F153648B for accurate sourcing details.
Selection Notes
Select this model when large memory capacity is required for complex protocol stacks or extensive local storage. The +10 dBm output power suits standard indoor IoT deployments. Consider the QFN-48 footprint for PCB layout constraints. Verify that the ARM Cortex-M33 performance meets the processing demands of the intended application logic.
Part Context
This component belongs to the EFR32MG24 series, which targets low-power, small-footprint IoT devices. It shares architectural similarities with other MG24 variants but distinguishes itself through its specific memory configuration and security level. The series is designed to support advanced mesh networking standards.
Replacement Considerations
EFR32MG24A010F1024IM48-B offers lower memory specifications. EFR32MG24B020F1024IM48-B provides different security levels and memory sizes. Verify pinout and software compatibility before substituting with any alternative part numbers.
