Deep-Dive with AI
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Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | EFR32MG21B020F1024IM32-BR |
|---|---|
| Current - Receiving [Max] | 9.8 mA |
| Current - Receiving [Min] | 8.8 mA |
| Current - Transmitting [Max] [x] | 185 mA |
| Current - Transmitting [Min] [x] | 9.3 mA |
| Data Rate (Max) [Max] | 2 Mbps |
| Frequency [Max] | 2.4835 GHz |
| Frequency [Min] | 2.4 GHz |
| GPIO | 20 |
| Memory Size | 1 MB, 96 kB |
| Modulation | O-QPSK, GFSK, DSSS |
| Mounting Type | Surface Mount |
| Operating Temperature [Max] | 125 °C |
| Operating Temperature [Min] | -40 °C |
| Package / Case | 32-VFQFN Exposed Pad |
| Power - Output | 20 dBm |
| Protocol | Bluetooth v5.1, Thread, Zigbee® |
| RF Family/Standard | 802.15.4, Bluetooth |
| Sensitivity | -104.9 dBm |
| Serial Interfaces | I2C, USART, I2S, UART, SPI, IrDA |
| Supplier Device Package | 32-QFN (4x4) |
| Type | TxRx + MCU |
| Voltage - Supply [Max] | 3.8 V |
| Voltage - Supply [Min] | 1.71 V |
| Part | Data Rate (Max) [Max] | Supplier Device Package | Modulation | Current - Receiving [Min] | Current - Receiving [Max] | Type | Sensitivity | Memory Size | Power - Output | Serial Interfaces | Frequency [Max] | Frequency [Min] | GPIO | RF Family/Standard | Mounting Type | Package / Case | Current - Transmitting [Min] [x] | Current - Transmitting [Max] [x] | Operating Temperature [Max] | Operating Temperature [Min] | Protocol | Voltage - Supply [Max] | Voltage - Supply [Min] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 64 kB 512 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 6 Gbit 64 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
 SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 1 MB 96 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 64 kB 512 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
 SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 6 Gbit 64 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
SILICON LABS | 2 Mbps | 32-QFN (4x4) | DSSS GFSK O-QPSK | 8.8 mA | 9.8 mA | TxRx + MCU | -104.9 dBm | 1 MB 96 kB | 20 dBm | I2C I2S IrDA SPI UART USART | 2.4835 GHz | 2.4 GHz | 20 | 802.15.4 Bluetooth | Surface Mount | 32-VFQFN Exposed Pad | 9.3 mA | 185 mA | 125 °C | -40 °C | Bluetooth v5.1 Thread Zigbee® | 3.8 V | 1.71 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 9.11 | |
| 10 | $ 8.36 | |||
| 25 | $ 7.60 | |||
| 100 | $ 6.84 | |||
| 250 | $ 6.27 | |||
| 500 | $ 5.70 | |||
| 1000 | $ 5.13 | |||
| Digi-Reel® | 1 | $ 9.11 | ||
| 10 | $ 8.36 | |||
| 25 | $ 7.60 | |||
| 100 | $ 6.84 | |||
| 250 | $ 6.27 | |||
| 500 | $ 5.70 | |||
| 1000 | $ 5.13 | |||
| N/A | 5419 | $ 5.54 | ||
| Tape & Reel (TR) | 2500 | $ 4.94 | ||
Description
General part information
EFR32MG21B020 Series
IC RF TxRx + MCU 802.15.4, Bluetooth Bluetooth v5.1, Thread, Zigbee® 2.4GHz ~ 2.4835GHz 32-VFQFN Exposed Pad
Documents
Technical documentation and resources