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+86 13640908945	
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| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Packaging | Series | ProductStatus | Type | RFFamily/Standard | Protocol | Modulation | Frequency | DataRate(Max) | Power-Output | Sensitivity | MemorySize | SerialInterfaces | GPIO | Voltage-Supply | Current-Receiving | Current-Transmitting | OperatingTemperature | MountingType | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | SI4721-B20-GMIC RF TXRX VHF 20UFQFN | 3,250 | 6.75 | FFQ |   Datasheet | Tray | - | Obsolete | TxRx Only | VHF | FM Radio | - | 76MHz ~ 108MHz | - | - | - | - | I²S, SPI | 3 | 2.7V ~ 5.5V | 16.8mA ~ 19.8mA | 18.3mA ~ 18.8mA | -40°C ~ 95°C | Surface Mount | 
|   | SI4720-B20-GMIC RF TXRX VHF 20UFQFN | 3,659 | 0.00 | FFQ |   Datasheet | Tray | - | Obsolete | TxRx Only | VHF | FM Radio | - | 76MHz ~ 108MHz | - | - | - | - | I²S, SPI | 3 | 2.7V ~ 5.5V | 16.8mA ~ 19.8mA | 18.3mA ~ 18.8mA | -40°C ~ 95°C | Surface Mount | 
|   | SI4721-B20-GMRIC RF TXRX VHF 20UFQFN | 2,306 | 0.00 | FFQ |   Datasheet | Tape & Reel (TR) | - | Obsolete | TxRx Only | VHF | FM Radio | - | 76MHz ~ 108MHz | - | - | - | - | I²S, SPI | 3 | 2.7V ~ 5.5V | 16.8mA ~ 19.8mA | 18.3mA ~ 18.8mA | -40°C ~ 95°C | Surface Mount | 
|   | SI4720-B20-GMRIC RF TXRX VHF 20UFQFN | 2,554 | 0.00 | FFQ |   Datasheet | Tape & Reel (TR) | - | Obsolete | TxRx Only | VHF | FM Radio | - | 76MHz ~ 108MHz | - | - | - | - | I²S, SPI | 3 | 2.7V ~ 5.5V | 16.8mA ~ 19.8mA | 18.3mA ~ 18.8mA | -40°C ~ 95°C | Surface Mount | 



