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參數(shù)資料
| 型號： | TDA4472-MSD |
| 廠商： | TEMIC SEMICONDUCTORS |
| 元件分類： | 接收器 |
| 英文描述： | FM, AUDIO/VIDEO DEMODULATOR, PDIP28 |
| 封裝： | SDIP-28 |
| 文件頁數(shù)： | 2/14頁 |
| 文件大?。?/td> | 161K |
| 代理商： | TDA4472-MSD |
TDA4472
Rev. A2, 04-Dec-98
10 (14)
Internal Pin Configuration
1, 27
2, 28
2 k
W
2 k
W
20 k
W
3 V
94 8521
Figure 5. Sound IF inputs (Pin 1-2, 27-28)
3
10 k
W
60 k
W
94 8522
3.5 V
Figure 6. Input selector switch (Pin 3)
94 8523
5
Figure 7. SIF-AGC time constant (Pin 5)
94 8524
2 k
W
2 k
W
2.3 V
4.2 V
Figure 8. Video IF input (Pin 6-7)
94 8525
8
Figure 9. VIF-AGC time constant (Pin 8)
6 k
W
6.5 k
W
94 8526
3.5 V
Figure 10. Tuner AGC – take over point (Pin 10)
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