SCLSA24 June 2024 SN74AC595
PRODUCTION DATA
INPUTS | FUNCTION | ||||
---|---|---|---|---|---|
SER | SRCLK | SRCLR | RCLK | OE | |
X | L, H, ↓ | H | X | X | Shift register data remains constant. |
X | X | X | L, H, ↓ | X | Storage register data remains constant. |
X | X | X | X | H | Outputs QA–QH are disabled. |
X | X | X | X | L | Outputs QA–QH are enabled. |
X | X | L | X | X | Shift register is cleared. |
L | ↑ | H | X | X | First stage of the shift
register goes low. Each subsequent stage stores the data of previous stage, respectively. |
H | ↑ | H | X | X | First stage of the shift
register goes high. Each subsequent stage stores the data of previous stage, respectively. |
X | X | X | ↑ | X | Shift-register data is stored into the storage register. |