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CAT5171 是一款 256 位线性抽头数字 POT,非常适合用于取代机械电位计和可变电阻。弧刷设置通过可兼容 I2C 的数字接口控制。通电时,弧刷处于中档位置,电源稳定后可随时重新定位。此器件可以通过编程将弧刷位置重置为中档,或在运行期间进入关断状态。地址输入引脚 AD0 支持两个器件连接同一 I2C 总线。CAT5171 的运行范围是 2.7 V 至 5.5 V,消耗电流低于 2µA。低运行电流加上小封装占位,使得 CAT5171 非常适合电池供电的便携式应用。CAT5171 作为引脚可替代 AD5245,在 -40°C 至 +85°C 工业温度范围内运行。
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CAT5171TBI-00GT3
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CAT5171TBI-50GT3
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