SP487ES-L,IC DVR RS485/RS422 QUAD 16PDIP
SP487ET-L,IC DVR RS485/RS422 QUAD 16SOIC
【Exar】SP487ET-L/TR,通用总线函数 Quad RS-485/RS-423 Line Drivers
SP488CT-L,IC RCVR RS485/RS422 QUAD 16SOIC
【Exar】SP488CT-L/TR,通用总线函数 Quad RS-485/RS-422 Line Drivers
SP488ET-L,IC RCVR RS485/RS422 QUAD 16SOIC
【Exar】SP488ET-L/TR,通用总线函数 Quad RS-485/RS-422 Line Drivers
【TRIAD MAGNETICS】SP49,变压器音频和信号 300CT/600 XFMR PRI/SEC RED SPEC
