求指教精度1%以上零温漂的基准电源,用作单片机12位AD的参考电压
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Hi
零温漂应该是不可能的,选择极低温漂的TI基准芯片就应该符合你的应用,见TI基准芯片list:
http://www.ti.com.cn/lsds/ti_zh/power-management/series-voltage-reference-products.page#p232=3.3;3.3
其中例如REF3133等都是可以的。