74HC594; 74HCT594 8-bit shift register with output register Rev.
7 — 20 October 2022 Product data sheet 1.
General description The 74HC594; 74HCT594 is an 8-bit serial-in/serial or parallel-out shift register with a storage register.
Separate clock and reset inputs are provided on both shift and storage registers.
The device features a serial input (DS) and a serial output (Q7S) to enable cascading.
Data is shifted on the LOW-to-HIGH transitions of the SHCP input, and the data in the shift register is transferred to the storage register on a LOW-to-HIGH transition of the STCP input.
If both clocks are connected together, the shift register will always be one clock pulse ahead of the storag...

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