IC I/O EXPANDER 24B 44MQFP
44-Pin Industrial Quad Flat Package Parallel I/O Port IC, 5V, 4.5-5.5V
Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ INDUSTRIAL TEMP
IC I/O EXPANDER 24B 44PLCC
24-I/O QFP Surface Mount IC
IS82C55A96