linear chip-ASO622S
ASO622S是国科安芯研制的轨到轨运算放大器，芯片支持低电压工作和轨到轨输入输出，以及出色的速度/功耗比，提供优秀的带宽（6.5MHz）和2.9V/μs的压摆率。该运算放大器具有单位增益稳定性和超低输入偏置电流特性，非常适合传感器接口、有源滤波器和便携式应用。ASO622S采用先进抗辐照加固设计，可应用于商业航天、核电站等高安全需求场景。
Product Details
- 高增益带宽积：6.5MHz
- 轨到轨输入和输出
- 低电源电流：在 5V 供电时每个放大器 700 μA
- 输入电压范围：VS = 5.5V 时为 -0.1V 至 +5.6V
- 电源电压范围：+2.5V 至 +5.5V
- 工作温度范围： -55°C to 125°C
- 封装: SOP8
- SEU: ≥37MeV.cm²/mg或10−5次/器件.天（商业航天级）
- SEL: ≥37MeV.cm²/mg（商业航天级）
- TID: ≥100krad（Si）（商业航天级）
封装类型：SOP8
抗辐照：
- SEU: ≥37MeV.cm²/mg或10−5次/器件.天（商业航天级）
- SEL: ≥37MeV.cm²/mg（商业航天级）
- TID: ≥100krad（Si）（商业航天级
典型应用
星载传感器信号调理（核心场景）
6.5MHz增益带宽积：在闭环增益为10倍时，可用带宽仍达数百千赫兹，覆盖大多数星载模拟调理场景，包括姿态敏感器信号、热控传感器信号、电源监测信号等；
2.9V/μs压摆率：对阶跃信号保持较低的转换失真，适合星载遥测与中速数据采集场景；
轨到轨输入/输出：输入共模范围可扩展至-0.1V~+5.6V（VS=5.5V），即使传感器输出略微超出电源范围也不会出现相位反转；输出摆幅贴近电源轨，最大化ADC的动态范围。
光电二极管放大
有源滤波器（抗混叠滤波器）
安全级仪控系统（DCS）信号调理
辐射监测仪表
智能巡检设备与机器人
Product Manual
ASO622S数据手册V1.0.pdfRelated Products
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