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54165 DM74165 8-Bit Parallel-to-Serial Converter August 1989 54165 DM74165 8-Bit Parallel-to-Serial Converter General Description The '165 is an 8-bit parallel load or serial-in register with the rising edge of the clock new data enters via the Serial complementary outputs available from the last stage Paral- Data (DS) input The 2-input OR clock can be used to com- lel inputting occurs asynchronously when the Parallel Load bine two independent clock sources or one input can act as (PL) input is LOW With PL HIGH serial shifting occurs on an active LOW clock enable Connection Diagram Logic Symbol Dual-In-Line-Package TL F 9782