创维CRT背投 SN54BC157集成电路引脚功能及维修数据
整理日期:2008-1-8 0:04:19 资料编辑: 点击次数:
| 脚号 | 脚名 | 参考电压(V) |
| 1 | A/B | TV状态时OV,VCA状态时5V |
| 2 | 1A | 3.2 |
| 3 | 1B | 0 |
| 4 | 1Y | 5 |
| 5 | 2A | 3 |
| 6 | 2B | 0 |
| 7 | 2Y | 5 |
| 8 | GND | O |
| 9 | 3Y | O |
| 10 | 3B | 0 |
| 11 | 3A | O |
| 12 | 4Y | 0 |
| 13 | 4B | O |
| 14 | 4A | O |
| 15 | G | 0 |
| 16 | VCC | 5 |
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| 脚号 | 脚名 | 参考电压(V) |
| 1 | A/B | TV状态时OV,VCA状态时5V |
| 2 | 1A | 3.2 |
| 3 | 1B | 0 |
| 4 | 1Y | 5 |
| 5 | 2A | 3 |
| 6 | 2B | 0 |
| 7 | 2Y | 5 |
| 8 | GND | O |
| 9 | 3Y | O |
| 10 | 3B | 0 |
| 11 | 3A | O |
| 12 | 4Y | 0 |
| 13 | 4B | O |
| 14 | 4A | O |
| 15 | G | 0 |
| 16 | VCC | 5 |