ZHCSWD8A December 1998 – May 2024 CD54AC574 , CD54ACT574 , CD74AC574 , CD74ACT574
PRODUCTION DATA
Figure 3-1 CDx4AC/ACT574 DW Package, 20-Pin SOIC; N Package, 20-Pin PDIP
(Top View)| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| OE | 1 | I | Active low enable |
| 1Q | 2 | O | Data output |
| 1D | 3 | I | Data input |
| 2D | 4 | I | Data input |
| 2Q | 5 | O | Data output |
| 3Q | 6 | O | Data output |
| 3D | 7 | I | Data input |
| 4D | 8 | I | Data input |
| 4Q | 9 | O | Data output |
| GND | 10 | - | Ground pin |
| CLK | 11 | I | Clock pin |
| 5Q | 12 | O | Data output |
| 5D | 13 | I | Data input |
| 6D | 14 | I | Data input |
| 6Q | 15 | O | Data output |
| 7Q | 16 | O | Data output |
| 7D | 17 | I | Data input |
| 8D | 18 | I | Data input |
| 8Q | 19 | O | Data output |
| VCC | 20 | - | Power pin |