UART 4-CH 128byte FIFO 3.3V/5V 64-Pin LQFP
Serial I/O Controller, 4 Channel(s), 0.25MBps, CMOS, PQCC68, GREEN, PLASTIC, LCC-68
Serial I/O Controller, 4 Channel(s), 0.25MBps, CMOS, PQFP100, 14 X 20 MM, GREEN, PLASTIC, QFP-100