opa2277ua opa2277高精度运算放大器 贴片sop8 ic 芯片

集成电路ic opa2277p 主营max,ti,bb,ad等

opa2277u original operational amplifier free shipping

opa2277ua opa2277u opa2277 ti/bb sop8 量大价优 特价风暴

opa2277 - sbos079b