The MCP6041 operational amplifier (op amp) has a gain bandwidth product of 14 kHz with a low typical operating current of 600 nA ... The MCP6044 quad operational amplifier (op amp) has a gain bandwidth product of 14 kHz with a low typical operating current of 600 ... The MCP6043 operational amplifier (op amp) has a gain bandwidth product of 14 kHz with a low typical operating current of 600 nA ... The MCP6042 dual operational amplifier (op amp) has a gain bandwidth product of 14 kHz with a low typical operating current of 600 ... 600 nA, Rail-to-Rail Input/Output Op Amps