| Part Number | SI4735-C40-GMR | SI4731-C40-GMR | 
|---|---|---|
| Manufacturer | Skyworks Solutions Inc. | Skyworks Solutions Inc. | 
| Category | RF Receivers | RF Receivers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Frequency | 153kHz ~ 279kHz, 520kHz ~ 1.71MHz, 2.3MHz ~ 26.1MHz, 64MHz ~ 108MHz | 520kHz ~ 1.71MHz, 64MHz ~ 108MHz | 
| Sensitivity | - | - | 
| Data Rate (Max) | - | - | 
| Modulation or Protocol | AM, FM, SW-LW | AM, FM, RDS | 
| Applications | General Purpose | General Purpose | 
| Current - Receiving | 19.9mA | 19.9mA | 
| Data Interface | PCB, Surface Mount | PCB, Surface Mount | 
| Memory Size | - | - | 
| Antenna Connector | PCB, Surface Mount | PCB, Surface Mount | 
| Features | RSSI Equipped | - | 
| Voltage - Supply | 2.7V ~ 5.5V | 2.7V ~ 5.5V | 
| Operating Temperature | -20°C ~ 85°C | -20°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 20-UFQFN Exposed Pad | 20-UFQFN Exposed Pad | 
| Supplier Device Package | 20-QFN (3x3) | 20-QFN (3x3) |