SCAS557K December 1995 – November 2024 SN54ACT14 , SN74ACT14
PRODUCTION DATA
Figure 4-1 SN54ACT14 J or W Package and SN74ACT14 D, DB, N, NS, or PW Package
(Top View)
NC − No internal connection
Figure 4-3 SN54ACT14 FK Package (Top View)
Figure 4-2 SN74ACT14 BQA Package, 14-Pin WQFN (Top
View)| PIN | I/O(1) | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| 1A | 1 | Input | Channel 1, Input A |
| 1Y | 2 | Output | Channel 1, Output Y |
| 2A | 3 | Input | Channel 2, Input A |
| 2Y | 4 | Output | Channel 2, Output Y |
| 3A | 5 | Input | Channel 3, Input A |
| 3Y | 6 | Output | Channel 3, Output Y |
| GND | 7 | — | Ground |
| 4Y | 8 | Output | Channel 4, Output Y |
| 4A | 9 | Input | Channel 4, Input A |
| 5Y | 10 | Output | Channel 5, Output Y |
| 5A | 11 | Input | Channel 5, Input A |
| 6Y | 12 | Output | Channel 6, Output Y |
| 6A | 13 | Input | Channel 6, Input A |
| VCC | 14 | — | Positive Supply |
| Thermal pad | — | Connect the GND pin to the exposed thermal pad for correct operation. Connect the thermal pad to any internal PCB ground plane using multiple vias for good thermal performance. | |