SP491ECN-L,IC TXRX RS485 FULL DUPLX 14NSOIC
【Exar】SP491ECN-L/TR,RS-485接口集成电路 Full Duplex RS-485 s
SP491ECP-L,IC TXRX RS485 FULL DUPLEX 14PDIP
SP491EEN-L,IC TXRX RS485 FULL DUPLX 14NSOIC
【Exar】SP491EEN-L/TR,RS-485接口集成电路 Full Duplex RS-485 s
SP491EEP-L,IC TXRX RS485 FULL DUPLX 14PDIP
SP491EN-L,IC TXRX RS485 FULL DUPLX 14NSOIC
【Exar】SP491EN-L/TR,RS-485接口集成电路 Full Duplex RS-485 s
