ZHCSVI9N May 1996 – July 2024 SN74AHC595
PRODUCTION DATA
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| 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. |