UART 4-CH 3.3V/5V 68-Pin PLCC T/R
Dual UART 1.5Mbps 2-Ch 5V 5.5V 0-70°C Surface Mount
UART 4-CH 64byte FIFO 3.3V/5V 68-Pin PLCC T/R
4-Channel 1.5Mbps Surface Mount IC