PC16550DN
UART Serial I/O Controller, 1 Channel(s), 0.1875MBps, CMOS, PDIP40 - UART Universal Asynchronous Receiver Transmitter with FIFOs DIP-40
SPEM190
UART Serial I/O Controller, 1 Channel(s), 0.1875MBps, CMOS, PDIP40 - UART Universal Asynchronous Receiver Transmitter with FIFOs DIP-40