| Parameters | 
                                                                                                            
                                            | Mfr | Analog Devices Inc. | 
                                                                            
                                            | Series | - | 
                                                                            
                                            | Package | Tube | 
                                                                            
                                            | Product Status | Obsolete | 
                                                                            
                                            | Amplifier Type | Chopper (Zero-Drift) | 
                                                                            
                                            | Number of Circuits | 2 | 
                                                                            
                                            | Output Type | Rail-to-Rail | 
                                                                            
                                            | Slew Rate | 2V/µs | 
                                                                            
                                            | Gain Bandwidth Product | 1.5 MHz | 
                                                                            
                                            | Current - Input Bias | 1 pA | 
                                                                            
                                            | Voltage - Input Offset | 3 µV | 
                                                                            
                                            | Current - Supply | 1.25mA (x2 Channels) | 
                                                                            
                                            | Current - Output / Channel | 37 mA | 
                                                                            
                                            | Voltage - Supply Span (Min) | 5 V | 
                                                                            
                                            | Voltage - Supply Span (Max) | 16 V | 
                                                                            
                                            | Operating Temperature | -40°C ~ 125°C | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 
                                                                            
                                            | Supplier Device Package | 8-MSOP | 
                                                                            
                                            | Base Product Number | AD8639 | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.33.0001 | 
                                                                            
                                            | Standard Package | 250 | 
                                                                                                    
                            
                         
                                                Chopper (Zero-Drift) Amplifier 2 Circuit Rail-to-Rail 8-MSOP