| Parameters | 
                                                                                                                        
                                                | Mfr | Analog Devices Inc. | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Tape & Reel (TR) | 
                                                                                    
                                                | Product Status | Obsolete | 
                                                                                    
                                                | Number of Bits | 24 | 
                                                                                    
                                                | Sampling Rate (Per Second) | 256k | 
                                                                                    
                                                | Number of Inputs | 2 | 
                                                                                    
                                                | Input Type | Differential | 
                                                                                    
                                                | Data Interface | SPI | 
                                                                                    
                                                | Configuration | MUX-PGA-ADC | 
                                                                                    
                                                | Ratio - S/H:ADC | - | 
                                                                                    
                                                | Number of A/D Converters | 1 | 
                                                                                    
                                                | Architecture | Sigma-Delta | 
                                                                                    
                                                | Reference Type | External, Internal | 
                                                                                    
                                                | Voltage - Supply, Analog | ±5V | 
                                                                                    
                                                | Voltage - Supply, Digital | 5V | 
                                                                                    
                                                | Features | PGA | 
                                                                                    
                                                | Operating Temperature | 0°C ~ 85°C | 
                                                                                    
                                                | Package / Case | 28-LCC (J-Lead) | 
                                                                                    
                                                | Supplier Device Package | 28-PLCC (11.51x11.51) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Base Product Number | AD1555 | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 750 | 
                                                                                                                
                                
                             
                                                24 Bit Analog to Digital Converter 2 Input 1 Sigma-Delta 28-PLCC (11.51x11.51)