TDA4471 Datasheet, PDF (13/16 Pages) TEMIC Semiconductors – Multistandard Video-IF and Quasi Parallel Sound Processing

TELEFUNKEN Semiconductors
Internal Pin Configuration
1
2
2 kW
2 kW
3V
20 kW
95 9835
Figure 5. Sound IF inputs (Pin1–2)
5
94 8523
Figure 6. SIF–AGC time constant (Pin 5)
6
7
2 kW
4.2 V
2 kW
2.3 V
95 9831
Figure 7. Video IF input (Pin 6–7)
TDA4471
94 8525
8
Figure 8. VIF–AGC time constant (Pin 8)
+ 3.5 V
12 900 W ^{7 kW}
14 kW
7 kW
95 9832
Figure 9. Tuner AGC – take over point (Pin 12)
95 9817
13
Figure 10. Tuner AGC – output (Pin 13)
Rev. A1: 18.08.1995
Preliminary Information
13 (16)