The LTC1440CDD#PBF is a comparator with 1.182 Volt reference, 1% accuracy, optimized power consumption, and a micropower shutdown mode, manufactured by Analog Devices. It features an ultra-high-speed response time of just 15 µs, a wide supply voltage range of 1V to 36V, and a wide input common-mode range of 0V to 36V. This comparator is ideal for applications such as fast input/output control, voltage monitoring, and threshold detectors. It also features a rail-to-rail output stage, making it suitable for driving heavy capacitive loads.