SI4721-B20-GM
IC RF TXRX VHF 20QFNManufacturer: Skyworks Solutions Inc.
Categories: RF Transceiver ICs
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Skyworks Solutions Inc. SI4721-B20-GM is a VHF FM radio transmitter/receiver IC. It operates within the 76MHz to 108MHz frequency range, supporting FM radio protocols. This component features serial interfaces including I2S and SPI, and includes 3 GPIO pins for flexible integration. Designed for surface mounting, it is housed in a 20-QFN (3x3) package with an exposed pad. Typical operating currents are 16.8mA to 19.8mA for receiving and 18.3mA to 18.8mA for transmitting. The device operates across a temperature range of -40°C to 95°C and requires a supply voltage between 2.7V and 5.5V. The SI4721-B20-GM is utilized in applications such as consumer electronics and broadcasting equipment.
Additional Information
Series: -RoHS Status: RoHS CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TrayDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tray |
| Package / Case | 20-UFQFN Exposed Pad |
| Sensitivity | - |
| Mounting Type | Surface Mount |
| Frequency | 76MHz ~ 108MHz |
| Memory Size | - |
| Type | TxRx Only |
| Operating Temperature | -40°C ~ 95°C |
| Voltage - Supply | 2.7V ~ 5.5V |
| Power - Output | - |
| Protocol | FM Radio |
| Current - Receiving | 16.8mA ~ 19.8mA |
| Data Rate (Max) | - |
| Current - Transmitting | 18.3mA ~ 18.8mA |
| Supplier Device Package | 20-QFN (3x3) |
| GPIO | 3 |
| Modulation | - |
| RF Family/Standard | VHF |
| Serial Interfaces | I2S, SPI |
| Programmable | Not Verified |
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