本文介绍了intersil公司生产的ISL21080在低功率手持设备解决方案中发挥的作用。300nA NanoPower Voltage References ISL21080 ISL21080 Features The ISL21080 analog voltage references feature low Reference Output Voltage . . . . . 0.900V, 1.024V, 1.250V, supply voltage operation at ultra-low 310nA typ, 1.5A 1.500V, 2.048V, 2.500V, 3.000V, 3.300V, 4.096V, 5.000V max operating current. Additionally, the ISL21080 family Initial Accuracy: features guaranteed initial accuracy as low as ±0.2% and 50ppm/°C temperature coefficient. ……