| Parameters | 
                                                                                                                        
                                                | Mfr | Analog Devices Inc. | 
                                                                                    
                                                | Series | PulSAR® | 
                                                                                    
                                                | Package | Tray | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Number of Bits | 18 | 
                                                                                    
                                                | Sampling Rate (Per Second) | 250k | 
                                                                                    
                                                | Number of Inputs | 1 | 
                                                                                    
                                                | Input Type | Differential | 
                                                                                    
                                                | Data Interface | SPI, Parallel, DSP | 
                                                                                    
                                                | Configuration | S/H-ADC | 
                                                                                    
                                                | Ratio - S/H:ADC | 1:1 | 
                                                                                    
                                                | Number of A/D Converters | 1 | 
                                                                                    
                                                | Architecture | SAR | 
                                                                                    
                                                | Reference Type | External, Internal | 
                                                                                    
                                                | Voltage - Supply, Analog | 5V | 
                                                                                    
                                                | Voltage - Supply, Digital | 5V | 
                                                                                    
                                                | Features | - | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 85°C | 
                                                                                    
                                                | Package / Case | 48-VFQFN Exposed Pad, CSP | 
                                                                                    
                                                | Supplier Device Package | 48-LFCSP-VQ (7x7) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Base Product Number | AD7631 | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                18 Bit Analog to Digital Converter 1 Input 1 SAR 48-LFCSP-VQ (7x7)