Linear Technology LT1639IN -3db Bandwidth: - Amplifier Type: General Purpose Current - Input Bias: 20nA Current - Output / Channel: 40mA Current - Supply: 205?µA Gain Bandwidth Product: 1.2MHz Mounting Type: Through Hole Number Of Circuits: 4 Operating Temperature: -40?°C ~ 85?°C Output Type: Rail-to-Rail Package / Case: 14-DIP (0.300", 7.62mm) Series: Over-The-Top?® Slew Rate: 0.4 V/?µs Voltage - Input Offset: 350?µV Voltage - Supply, Single/dual (?±): 2.5 V ~ 44 V, ?±1.25 V ~ 22 V