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REF35: PCB布板建议

Part Number: REF35

图1是原理图,图2是PCB布板,

图3:TI的ref35系列关于pcb的最后一条  这里说的模拟信号和数字信号指的是电压基准芯片外部的信号还是芯片本身的哪个信号需要注意?

图2是客户的布局  剪头标的是输入输出以及 电流采样的模拟信号iap  ,芯片下面也有走线VCC,您帮忙看下这样布板有没有问题