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| Part Number | SI4738-B20-GMR | SI4739-B20-GMR | SI4730-B20-GMR | SI4731-B20-GMR | SI4734-B20-GMR | SI4735-B20-GMR | SI4736-B20-GMR | SI4737-B20-GMR | SI4738-B20-GM |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. | Skyworks Solutions Inc. |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| Frequency | 76MHz ~ 108MHz, 162.4MHz ~ 162.55MHz | 76MHz ~ 108MHz, 162.4MHz ~ 162.55MHz | 520kHz ~ 1.71MHz, 76MHz ~ 108MHz | 520kHz ~ 1.71MHz, 76MHz ~ 108MHz | 153kHz ~ 279kHz, 520kHz ~ 1.71MHz, 2.3MHz ~ 21.85MHz, 64MHz ~ 108MHz | 153kHz ~ 279kHz, 520kHz ~ 1.71MHz, 2.3MHz ~ 21.85MHz, 64MHz ~ 108MHz | 520kHz ~ 1.71MHz, 162.4MHz ~ 162.55MHz, 76MHz ~ 108MHz | 520kHz ~ 1.71MHz, 162.4MHz ~ 162.55MHz, 76MHz ~ 108MHz | 76MHz ~ 108MHz, 162.4MHz ~ 162.55MHz |
| Sensitivity | - | - | - | - | - | - | - | - | - |
| Data Rate (Max) | - | - | - | - | - | - | - | - | - |
| Modulation or Protocol | FM, WB | FM, WB | AM, FM | AM, FM, RDS | AM, FM, LW-SW, WB | AM, FM, LW-SW, WB | AM, FM, LW-SW, WB | AM, FM, LW-SW, WB | FM, WB |
| Applications | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Current - Receiving | 19.9mA | 19.9mA | 19.2mA | 10mA | 19.9mA | 19.9mA | 19.9mA | 19.9mA | 19.9mA |
| Data Interface | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount |
| Memory Size | - | - | - | - | - | - | - | - | - |
| Antenna Connector | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount | PCB, Surface Mount |
| Features | RSSI Equipped | RSSI Equipped | - | - | RSSI Equipped | RSSI Equipped | RSSI Equipped | RSSI Equipped | RSSI Equipped |
| Voltage - Supply | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 2.7V ~ 5.5V |
| Operating Temperature | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C | -20°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad |
| Supplier Device Package | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) | 20-QFN (3x3) |
