| Parameters | 
                                                                                                                        
                                                | Mfr | Silicon Labs | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Tray | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Type | Class D | 
                                                                                    
                                                | Output Type | 2-Channel (Stereo) with Stereo Headphones | 
                                                                                    
                                                | Max Output Power x Channels @ Load | 5W x 2 @ 3Ohm | 
                                                                                    
                                                | Voltage - Supply | 4V ~ 6.6V | 
                                                                                    
                                                | Features | Depop, I²S, Short-Circuit and Thermal Protection, Tone and Volume Control | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Operating Temperature | -20°C ~ 85°C (TA) | 
                                                                                    
                                                | Supplier Device Package | 24-QFN (4x4) | 
                                                                                    
                                                | Package / Case | 24-VFQFN Exposed Pad | 
                                                                                    
                                                | Base Product Number | SI2705 | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.33.0001 | 
                                                                                    
                                                | Other Names | 336-1926 | 
                                                                                    
                                                | Standard Package | 490 | 
                                                                                                                
                                
                             
                                                Amplifier IC 2-Channel (Stereo) with Stereo Headphones Class D 24-QFN (4x4)