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THS6214的使用问题

Other Parts Discussed in Thread: THS6214

各位大神,谁帮忙尽快回复一下,着急出板子,谢谢!

1、在 6214 用12V 供电时 ,此时外界 有 15V 的干扰持续打到 D1OUT \ D2OUT 脚 ,对6214芯片 有影响没有 ?

2、拟放大1+2.2*2/0.33 = 14.3倍,反馈电阻使用2.2K 330欧姆 这两个值,对回路稳定性是否有影响,是否可取?

3、12V 电源处电容根据什么原理取值?