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    RF Transceiver ICs

    制造商 Series Package/Case Packaging Part Status Programmable Type Protocol Modulation Frequency Operating Temperature Data Rate (Max) Power - Output RF Family/Standard Sensitivity Memory Size Current - Transmitting Serial Interfaces Grade Current - Receiving GPIO Voltage - Supply Qualification Mounting Style Supplier Device Package













































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Programmable Type Protocol Modulation Frequency Operating Temperature Data Rate (Max) Power - Output RF Family/Standard Sensitivity Memory Size Current - Transmitting Serial Interfaces Grade Current - Receiving GPIO Voltage - Supply Qualification Supplier Device Package
    EFR32BG21A020F512IM32-BR

    EFR32BG21A020F512IM32-BR

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    3,290
    RFQ
    EFR32BG21A020F512IM32-BR

    Datasheet

    Blue Gecko 32-VFQFN Exposed Pad Tape & Reel (TR) Active Not Verified TxRx + MCU Bluetooth v5.1 GFSK 2.4GHz -40°C ~ 125°C 2Mbps 20dBm Bluetooth -104.9dBm 512kB Flash, 64kB RAM 33.8mA ADC, GPIO, I2C, I2S, SPI, UART - 8.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32BG21A020F512IM32-DR

    EFR32BG21A020F512IM32-DR

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    4,340
    RFQ

    -

    EFR32BG21 32-VFQFN Exposed Pad Tape & Reel (TR) Active - TxRx + MCU Bluetooth v5.0 DSSS, GFSK - -40°C ~ 125°C (TA) 2Mbps 20dBm Bluetooth -105dBm 512kB Flash, 64kB RAM 9.3mA ~ 186.5mA GPIO, I2C, I2S, IrDA, PWM, SPI, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32BG21A020F512IM32-D

    EFR32BG21A020F512IM32-D

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    3,826
    RFQ

    -

    EFR32BG21 32-VFQFN Exposed Pad Tray Active - TxRx + MCU Bluetooth v5.0 DSSS, GFSK - -40°C ~ 125°C (TA) 2Mbps 20dBm Bluetooth -105dBm 512kB Flash, 64kB RAM 9.3mA ~ 186.5mA GPIO, I2C, I2S, IrDA, PWM, SPI, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32FG23A010F256GM40-BR

    EFR32FG23A010F256GM40-BR

    IC RF TXRX+MCU ISM<1GHZ 40QFN

    Silicon Labs

    3,058
    RFQ
    EFR32FG23A010F256GM40-BR

    Datasheet

    - 40-VFQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Not Verified TxRx + MCU Flex Gecko 2FSK, 4FSK, DSSS, GFSK, GMSK, OOK, OQPSK 110MHz ~ 223MHz, 223MHz ~ 372MHz, 372MHz ~ 557MHz, 557MHz ~ 727MHz, 742MHz ~ 970MHz -40°C ~ 85°C (TA) 2Mbps 14dBm General ISM < 1GHz -125.8dBm 256kB Flash, 32kB RAM 8.2mA ~ 90.6mA I2C, I2S, SPI, UART - 3.7mA ~ 9.5mA 23 1.71V ~ 3.8V - 40-QFN (5x5)
    EFR32FG23A010F256GM40-CR

    EFR32FG23A010F256GM40-CR

    IC RF TXRX+MCU WIFI 40QFN

    Silicon Labs

    4,056
    RFQ
    EFR32FG23A010F256GM40-CR

    Datasheet

    EFR32FG23 40-VFQFN Exposed Pad Tape & Reel (TR) Active - TxRx + MCU - 2FSK, 2GMSK, 4FSK, 4GMSK, DSSS, GFSK, GMSK, OOK, O-QPSK 169.4MHz ~ 169.475MHz, 169.5875MHz ~ 169.8125MHz, 314MHz ~ 315MHz, 314MHz ~ 316MHz, 433MHz ~ 434.79MHz, 470MHz ~ 510MHz, 863MHz ~ 869.2MHz, 863MHz ~ 870MHz, 869.4MHz ~ 869.65MHz, 902MHz ~ 928MHz, 920M -40°C ~ 85°C (TA) 2Mbps 14dBm WiFi -126.9dBm 256kB Flash, 32kB RAM 8.2mA ~ 92mA ADC, I2C, I2S, IrDA, SPI, UART, USART - 3.7mA ~ 9.5mA 23 1.71V ~ 3.8V - 40-QFN (5x5)
    EFR32BG21B010F768IM32-B

    EFR32BG21B010F768IM32-B

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    2,880
    RFQ
    EFR32BG21B010F768IM32-B

    Datasheet

    Blue Gecko 32-VFQFN Exposed Pad Tray Active Not Verified TxRx + MCU Bluetooth v5.1 GFSK 2.4GHz ~ 2.4835GHz -40°C ~ 125°C (TA) 2Mbps 10dBm Bluetooth -104.9dBm 768kB Flash, 64kB RAM 9.3mA ~ 185mA I2C, I2S, SPI, IrDA, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32BG21B010F768IM32-BR

    EFR32BG21B010F768IM32-BR

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    3,074
    RFQ
    EFR32BG21B010F768IM32-BR

    Datasheet

    Blue Gecko 32-VFQFN Exposed Pad Tape & Reel (TR) Active Not Verified TxRx + MCU Bluetooth v5.1 GFSK 2.4GHz ~ 2.4835GHz -40°C ~ 125°C (TA) 2Mbps 10dBm Bluetooth -104.9dBm 768kB Flash, 64kB RAM 9.3mA ~ 185mA I2C, I2S, SPI, IrDA, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32SG23B020F512IM40-CR

    EFR32SG23B020F512IM40-CR

    IC RF TXRX+MCU BLE 40QFN

    Silicon Labs

    4,727
    RFQ
    EFR32SG23B020F512IM40-CR

    Datasheet

    - 40-VFQFN Exposed Pad Tape & Reel (TR) Active - TxRx + MCU Bluetooth 2-FSK, 4-FSK, 2-GFSK, 4-GFSK, DSSS 902MHz ~ 928MHz -40°C ~ 125°C (TA) 50kbps 20dBm Bluetooth, General ISM < 1GHz -109.5dBm 512kB Flash, 64kB RAM 85.5mA GPIO, I2C, I2S, IrDA, PWM, SPI, UART, USART - 4mA 23 1.71V ~ 3.8V - 40-QFN (5x5)
    EFR32BG21B010F768IM32-DR

    EFR32BG21B010F768IM32-DR

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    3,414
    RFQ

    -

    EFR32BG21 32-VFQFN Exposed Pad Tape & Reel (TR) Active - TxRx + MCU Bluetooth v5.0 DSSS, GFSK - -40°C ~ 125°C (TA) 2Mbps 10dBm Bluetooth -105dBm 768kB Flash, 64kB RAM 9.3mA ~ 186.5mA GPIO, I2C, I2S, IrDA, PWM, SPI, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
    EFR32BG21B010F768IM32-D

    EFR32BG21B010F768IM32-D

    IC RF TXRX+MCU BLE 32QFN

    Silicon Labs

    3,889
    RFQ

    -

    EFR32BG21 32-VFQFN Exposed Pad Tray Active - TxRx + MCU Bluetooth v5.0 DSSS, GFSK - -40°C ~ 125°C (TA) 2Mbps 10dBm Bluetooth -105dBm 768kB Flash, 64kB RAM 9.3mA ~ 186.5mA GPIO, I2C, I2S, IrDA, PWM, SPI, UART, USART - 8.8mA ~ 9.8mA 20 1.71V ~ 3.8V - 32-QFN (4x4)
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