TDA4474 Datasheet, PDF (13/17 Pages) TEMIC Semiconductors – Multistandard Video-IF and Quasi Parallel Sound Processing

TELEFUNKEN Semiconductors
Internal Pin Configuration
1, 29
2, 30
2 kW
2 kW
3V
20 kW
95 9830
Figure 5. Sound IF inputs (Pins 1–2, 29–30)
3.5 V
3 ^{10 kW}
60 kW
94 8522
Figure 6. Input selector switch (Pin 3)
TDA4474
6
7
2 kW
4.2 V
2 kW
2.3 V
95 9831
Figure 8. Video IF input 1 (Pins 6–7)
94 8525
8
5
94 8523
Figure 7. SIF–AGC time constant (Pin 5)
Figure 9. VIF–AGC time constant (Pin 8)
10
11
2 kW
4.2 V
2V
2 kW
10 kW 10 kW
2.3 V
95 9834
Figure 10. Video IF input 2 (Pin 10–11)
Rev. A1: 17.08.1995
Preliminary Information
13 (17)