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opA2228

OPA227和OPA228为单运放,引脚为 1:Trim 2:-In 3:+In 4:V- 5:NC 6:Output 7:V+ 8:Trim OPA2227和OPA2228为双运放,引脚为 1:Out A 2:-In A 3:+In A 4:V- 5:+In B 6:-In B 7:Out B 8:V+

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