| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                Analog Devices Inc. | 
                                            
                                                                                    
                                                | Series | 
                                                SigmaDSP® | 
                                            
                                                                                    
                                                | Package | 
                                                Tape & Reel (TR) | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Type | 
                                                Audio | 
                                            
                                                                                    
                                                | Number of Channels | 
                                                4 | 
                                            
                                                                                    
                                                | Resolution (Bits) | 
                                                28 b | 
                                            
                                                                                    
                                                | Sampling Rate (Per Second) | 
                                                192k | 
                                            
                                                                                    
                                                | Data Interface | 
                                                SPI | 
                                            
                                                                                    
                                                | Voltage Supply Source | 
                                                Single Supply | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                2.25V ~ 2.75V | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                -40°C ~ 125°C | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                48-LQFP | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                48-LQFP (7x7) | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                AD1940 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                ROHS3 Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                3  (168 Hours) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                REACH Unaffected | 
                                            
                                                                                    
                                                | ECCN | 
                                                EAR99 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.31.0001 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                2,000 | 
                                            
                                                                                                                
                                
                             
                                                Audio 28 b 192k SPI 48-LQFP (7x7)