| Parameters | 
                                                                                                            
                                        | Mfr | Analog Devices Inc./Maxim Integrated | 
                                                                        
                                        | Series | - | 
                                                                        
                                        | Package | Tape & Reel (TR) | 
                                                                        
                                        | Product Status | Obsolete | 
                                                                        
                                        | Function | Fan Control, Temp Monitor | 
                                                                        
                                        | Sensor Type | Internal and External | 
                                                                        
                                        | Sensing Temperature | 0°C ~ 150°C | 
                                                                        
                                        | Accuracy | -2.5°C Local (Max), ±1°C Remote (Max) | 
                                                                        
                                        | Topology | ADC, PWM Generator, Tach Counter | 
                                                                        
                                        | Output Type | I²C, SMBus | 
                                                                        
                                        | Output Alarm | Yes | 
                                                                        
                                        | Output Fan | Yes | 
                                                                        
                                        | Voltage - Supply | 3V ~ 3.6V | 
                                                                        
                                        | Operating Temperature | -40°C ~ 125°C | 
                                                                        
                                        | Mounting Type | Surface Mount | 
                                                                        
                                        | Package / Case | 16-SSOP (0.154", 3.90mm Width) | 
                                                                        
                                        | Supplier Device Package | 16-QSOP | 
                                                                        
                                        | Base Product Number | MAX6639 | 
                                                                        
                                        | ECCN | OBSOLETE | 
                                                                        
                                        | Other Names | 175-MAX6639AEE+G126TR | 
                                                                        
                                        | Standard Package | 2,500 | 
                                                                                                        
                            
                         
                                                Fan Control, Temp Monitor 0°C ~ 150°C Internal and External Sensor I²C, SMBus Output 16-QSOP