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| 74XX43余3码—十进制译码器功能表 |
数 字 | 余3码输入 | 十进制输出 |
| D | C | B | A | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 0 | 0 0 1 1 | L | H | H | H | H | H | H | H | H | H |
| 1 | 0 1 0 0 | H | L | H | H | H | H | H | H | H | H |
| 2 | 0 1 0 1 | H | H | L | H | H | H | H | H | H | H |
| 3 | 0 1 1 0 | H | H | H | L | H | H | H | H | H | H |
| 4 | 0 1 1 1 | H | H | H | H | L | H | H | H | H | H |
| 5 | 1 0 0 0 | H | H | H | H | H | L | H | H | H | H |
| 6 | 1 0 0 1 | H | H | H | H | H | H | L | H | H | H |
| 7 | 1 0 1 0 | H | H | H | H | H | H | H | L | H | H |
| 8 | 1 0 1 1 | H | H | H | H | H | H | H | H | L | H |
| 9 | 1 1 0 0 | H | H | H | H | H | H | H | H | H | L |
无 效 | 1 1 0 1 | H | H | H | H | H | H | H | H | H | H |
| 1 1 1 0 | H | H | H | H | H | H | H | H | H | H |
| 1 1 1 1 | H | H | H | H | H | H | H | H | H | H |
| 0 0 0 0 | H | H | H | H | H | H | H | H | H | H |
| 0 0 0 1 | H | H | H | H | H | H | H | H | H | H |
| 0 0 1 0 | H | H | H | H | H | H | H | H | H | H | |
| 74XX44余3格雷码—十进制译码器功能表 |
数 字 | 余3码输入 | 十进制输出 |
| D | C | B | A | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 0 | 0 0 1 0 | L | H | H | H | H | H | H | H | H | H |
| 1 | 0 1 1 0 | H | L | H | H | H | H | H | H | H | H |
| 2 | 0 1 1 1 | H | H | L | H | H | H | H | H | H | H |
| 3 | 0 1 0 1 | H | H | H | L | H | H | H | H | H | H |
| 4 | 0 1 0 0 | H | H | H | H | L | H | H | H | H | H |
| 5 | 1 1 0 0 | H | H | H | H | H | L | H | H | H | H |
| 6 | 1 1 0 1 | H | H | H | H | H | H | L | H | H | H |
| 7 | 1 1 1 1 | H | H | H | H | H | H | H | L | H | H |
| 8 | 1 1 1 0 | H | H | H | H | H | H | H | H | L | H |
| 9 | 1 0 1 0 | H | H | H | H | H | H | H | H | H | L |
无 效 | 1 0 1 1 | H | H | H | H | H | H | H | H | H | H |
| 1 0 0 1 | H | H | H | H | H | H | H | H | H | H |
| 1 0 0 0 | H | H | H | H | H | H | H | H | H | H |
| 0 0 0 0 | H | H | H | H | H | H | H | H | H | H |
| 0 0 0 1 | H | H | H | H | H | H | H | H | H | H |
| 0 0 1 1 | H | H | H | H | H | H | H | H | H | H | |

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