The AD8469 is a fast comparator fabricated on XFCB2, an Analog Devices, Inc., proprietary process. It features a single supply of 2.5 V to 5.5 V, TTL/CMOS compatible output stage, 40 ns propagation delay, 1.4 mW low power, programmable hysteresis, power supply rejection better than -50 dB, operation range of -40°C to +125°C.