EFR32MG21A020F768IM32-B
IC MCU 2.4G 20DB MULTIPROTOCOL
| Part Description |
IC RF TxRx + MCU Bluetooth Bluetooth v5.1, Thread, Zigbee® 2.4GHz 32-VFQFN Exposed Pad |
|---|---|
| Quantity | 1,903 Available (as of May 6, 2026) |
| Product Category | RF Transceiver ICs |
|---|---|
| Manufacturer | Silicon Labs |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 12 Weeks |
| Datasheet |
Specifications
| Part Package | 32-VFQFN Exposed Pad |
|---|---|
| Device Package | 32-QFN (4×4) |
| Mounting Method | Surface Mount |
| Voltage | 1.71V ~ 3.8V |
| Operating Temperature | -40°C ~ 125°C |
| Type: | TxRx + MCU |
| RF Family/Standard: | Bluetooth |
| Protocol: | Bluetooth v5.1, Thread, Zigbee® |
| Modulation: | GFSK, O-QPSK |
| Frequency: | 2.4GHz |
| Data Rate (Max): | 2Mbps |
| Power – Output: | 20dBm |
| Sensitivity: | -104.9dBm |
| Memory Size: | 768kB Flash, 64kB RAM |
| Serial Interfaces: | ADC, GPIO, I2C, I2S, SPI, UART |
| GPIO: | 20 |
| Voltage – Supply: | 1.71V ~ 3.8V |
| Current – Receiving: | 8.8mA |
| Current – Transmitting: | 33.8mA |
Environmental
| REACH Compliance | REACH Unaffected |
|---|---|
| RoHS Compliance | ROHS3 Compliant |
| Moisture Sensitivity Level | 2 (1 Year) |
| ECCN | 5A992C |
| HTS Code | 8542.39.0001 |
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Date Founded: 1996
Headquarters: Austin, Texas, USA
Employees: 1,000+
Revenue: $1.02 Billion
Certifications and Memberships: ISO9001:2015, ISO14001:2015, IATF16949:2016
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