JAJSSA4E August 2003 – April 2024 SN74AHC595-Q1
PRODMIX
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
INPUTS | FUNCTION | ||||
---|---|---|---|---|---|
SER | SRCLK | SRCLR | RCLK | OE | |
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. Other stages store the data of previous stage, respectively. |
H | ↑ | H | X | X | First stage of the shift register goes high. Other stages store the data of previous stage, respectively. |
X | X | X | ↑ | X | Shift-register data is stored into the storage register. |