SC16C2550B - 5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs LCC 44-Pin
Dual UART Interface IC, 2 Channels, 5Mbps, 5V, PLCC, Surface Mount
Single UART Interface IC, 3Mbps, 16B FIFO, 1 Channel, 1 Function, PLCC
UART Interface IC 16CB 2.5V-5V 2CH
IC DUART 44PLCC
