TI (Texas Instruments) LM139AJ/PB Comparator Type: General Purpose Number of Channels: 4 Output Type: Open Collector Supply Voltage - Max: 16 V Supply Voltage - Min: 4 V Offset Voltage (Max): 4 mV Supply Current (Max): 2 mA Response Time: 1.3 us Maximum Operating Temperature: + 125 C Mounting Style: Through Hole Package / Case: CDIP-14 Maximum Power Dissipation: 1190 mW Minimum Operating Temperature: -55 C Output Current (Typ): 1 uA Factory Pack Quantity: 25