The LTC®6655 is an ultra-stable voltage reference with outstanding noise performance, with only 625nVP-P noise (0.1Hz to 10Hz),temperature drift less than 2ppm/°C, and initial voltage accuracy within ±0.025%. Precision Voltage References LTC6655: 0.25ppm Noise Precision Reference n Low Noise: 0.25ppmP-P (0.1Hz to 10Hz) 625nVP-P for the LTC6655-2.5 n Low Drift: 2ppm/°C Max n High Accuracy: ±0.025% Max n Fully Specified from ……