UART Interface IC 16CB 2.5V-5V 2CH
Dual UART I2C/SPI Bridge, 64-B FIFO, 5 Mbps, PLCC-26
SC16C2550B - 5 V, 3.3 V and 2.5 V dual UART, 5 Mbit/s (max.), with 16-byte FIFOs LCC 44-Pin
Single UART Interface IC, 3Mbps, 5V, 85°C, PLCC, RoHS Compliant
IC DUART 44PLCC