From old datasheet system Precision 8-Channel/dual 4-Channel High-Performance CMOS Analog Multiplexers Precision, 8-Channel/dual 4-Channel, High-Performance, CMOS Analog Multiplexers Precision / 8-Channel/dual 4-Channel / High-Performance / CMOS Analog Multiplexers Floating-Point Digital Signal Processor 144-HTQFP 8-CHANNEL, SGL ENDED MULTIPLEXER, PDIP16