PC16550D и другие
| Компонент | Описание | Производитель | |
| PC16550D | PC16550D Universal Asynchronous Receiver/Transmitter with FIFOs |
National Semiconductor |
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| PC16550DN | PC16550D Universal Asynchronous Receiver/Transmitter with FIFOs |
National Semiconductor |
|
| PC16550DV | PC16550D Universal Asynchronous Receiver/Transmitter with FIFOs |
National Semiconductor |
|
| PC16550DVEF | PC16550D Universal Asynchronous Receiver/Transmitter with FIFOs |
National Semiconductor |
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| PC16550DVX | Engineering Project Manager |
National Semiconductor |
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