LT1490 - Dual and Quad Micropower Rail-to-Rail Input and Output Op Amps
The dual LT ®1490 and quad LT1491 op amps operate on all single and split supplies with a total voltage of 2V to 44V drawing only 40µA of quiescent current per amplifier.
These amplifiers are reverse supply protected; they draw no current for reverse supply up to 18V.
The input range of the LT1490/