| Parameters | 
                                
                                                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e0 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1 | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            10 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            Tin/Lead (Sn/Pb) | 
                                        
                                                                            
                                            | HTS Code | 
                                            8542.33.00.01 | 
                                        
                                                                            
                                            | Subcategory | 
                                            Operational Amplifier | 
                                        
                                                                            
                                            | Technology | 
                                            BICMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            DUAL | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            245 | 
                                        
                                                                            
                                            | Number of Functions | 
                                            2 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            1.8V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Reach Compliance Code | 
                                            not_compliant | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Pin Count | 
                                            10 | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            S-PDSO-G10 | 
                                        
                                                                            
                                            | Qualification Status | 
                                            Not Qualified | 
                                        
                                                                            
                                            | Operating Temperature (Max) | 
                                            85°C | 
                                        
                                                                            
                                            | Operating Temperature (Min) | 
                                            -40°C | 
                                        
                                                                            
                                            | Power Supplies | 
                                            2/5V | 
                                        
                                                                            
                                            | Temperature Grade | 
                                            INDUSTRIAL | 
                                        
                                                                            
                                            | Supply Current-Max | 
                                            0.011mA | 
                                        
                                                                            
                                            | Slew Rate | 
                                            0.1 V/us | 
                                        
                                                                            
                                            | Architecture | 
                                            VOLTAGE-FEEDBACK | 
                                        
                                                                            
                                            | Amplifier Type | 
                                            OPERATIONAL AMPLIFIER | 
                                        
                                                                            
                                            | Common Mode Rejection Ratio | 
                                            80 dB | 
                                        
                                                                            
                                            | Unity Gain BW-Nom | 
                                            200 kHz | 
                                        
                                                                            
                                            | Average Bias Current-Max (IIB) | 
                                            0.00001μA | 
                                        
                                                                            
                                            | Low-Offset | 
                                            NO | 
                                        
                                                                            
                                            | Frequency Compensation | 
                                            YES | 
                                        
                                                                            
                                            | Supply Voltage Limit-Max | 
                                            6V | 
                                        
                                                                            
                                            | Low-Bias | 
                                            YES | 
                                        
                                                                            
                                            | Micropower | 
                                            YES | 
                                        
                                                                            
                                            | Bias Current-Max (IIB) @25C | 
                                            0.00001μA | 
                                        
                                                                            
                                            | Programmable Power | 
                                            NO | 
                                        
                                                                            
                                            | Input Offset Voltage-Max | 
                                            1000μV | 
                                        
                                                                            
                                            | Wideband | 
                                            NO | 
                                        
                                                                            
                                            | Power | 
                                            NO | 
                                        
                                                                            
                                            | Voltage Gain-Min | 
                                            10000 | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1.1mm | 
                                        
                                                                            
                                            | Length | 
                                            3mm | 
                                        
                                                                            
                                            | Width | 
                                            3mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                MAX991 Overview
As you can see, the comparator has10 terminals.Other Operational Amplifier like the device play a important role in the industry.A comparator is capable of completing a variety of demanding tasks when supplied with 1.8V voltage.The board includes 10  pins.The device can be run with 2/5V power supplies.The part can be powered at a minimum current of 0.011mA .Comparators have a very high gain OPERATIONAL AMPLIFIER amplifier.Users should not apply the part to where the ambient temperature is higher than 85°C .If the temperature of the environment is below -40°C , this part will not be able to provide accurate measurement and detection.
MAX991 Features
OPERATIONAL AMPLIFIER amplifier
MAX991 Applications
There are a lot of Maxim Integrated MAX991 linear comparators  applications. 
- Alarm and Monitoring Circuits
 - Window Comparators
 - Window Comparators, Multivibrators
 - Infotainment & cluster
 - Threshold Detectors
 - Building automation
 - Pulse, Squarewave, and Time Delay Generators
 - High-Speed Sampling Circuits
 - Handheld Instruments
 - Automatic Test Equipment