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The LMC6762AIN is a dual micro-power rail-to-rail input CMOS comparator manufactured by National Semiconductor. It features push-pull outputs and operates within a supply voltage range of 2.7 V to 15 V. The device draws a typical operating current of 20 µA per channel. Key electrical specifications include a maximum input offset voltage of 8 mV, an input bias current of 0.04 pA, and a propagation delay of 4 µs. It provides a common-mode rejection ratio of 75 dB and a power supply rejection ratio of 80 dB. The component functions reliably across an industrial temperature range from -40°C to +85°C.
Verify the manufacturer designation as National Semiconductor or Texas Instruments, noting that National Semiconductor was acquired by TI. Confirm the package type matches the required SOIC-8 form factor. Ensure the suffix indicates the standard commercial/industrial temperature grade. Check RoHS compliance status if environmental regulations apply to the specific production batch.
Select this component when low power consumption and full rail-to-rail input capability are required in a dual-channel configuration. The push-pull output eliminates the need for external pull-up resistors compared to open-drain alternatives. Consider the 4 µs propagation delay for timing-sensitive applications. Verify that the 8 mV max offset voltage meets the precision requirements of the target circuit design.
This part belongs to the LMC6762 series of dual comparators. It shares functional similarities with the LMC6762BIM but may differ in offset voltage specifications. The device is part of the broader portfolio of micro-power CMOS comparators designed for low-voltage operation. Related variants include the LMC6762AIMX/NOPB and LMC6762BIM/NOPB.
Public confirmed substitute part numbers: LMC6762BIMX/NOPB, LMC6762AIMX/NOPB.