Toshiba has released an micro-power CMOS operational amplifier, drawing a maximum of 600nA and typically 270nA (1.5V supply, -40 to 105°C). Called TC75S102F, it will run from supplies between 1.5V and 5.5V and is rail-to-rail on both input and output. Unusually for an op-amp, no input excursion outside the rails is allowed at all. “Operational amplifiers have ...

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