1 - National Semiconductor NS16450N PC16450CN

National Semiconductor PC16450CN NS16450N PDIP-40 (REPLACEMENT OF NS16450N )

NS16450N "Original" National IC 1 pc

NEC D71051C UPD71051C - UART-USART Circuit - Serial/Byte controller - PDIP-28

2PCS NEW NS16450N NSC DIP-40

MC14526BCP presettable counter/divider single 4-Bit async binary down, NOS

INS8250N National Semiconductor RS232 UART 8250 40 PIN IC

1PCS TL16C552AFN TI IC ASYNC COMM ELEMENT DUAL68PLCC