INTERSIL IS82C55AZ I/O Expander, 8bit, 8 MHz, CMOS, 4.5 V, 5.5 V, LCC
5V Parallel Interface IC, PLCC, 0°C to 70°C, Lead Free
Interface - I/O Expanders W/ANNEAL PERIPH PRG- I/O 5V 5MHZ 44PLCC
Interface - I/O Expanders PERI PRG-I/O 5V 8MHZ INDUSTRIAL TEMP
Radiation Hardened CMOS Programmable 40-Pin SBCDIP
