TDA4483
TDA4483 is Intercarrier Mixer and AM-Demodulator for TV and VCR manufactured by TEMIC Semiconductors.
Intercarrier Mixer and AM-Demodulator for TV and VCR
Features
D Very high input sensitivity D Excellent signal-to-noise ratio D Intercarrier output signal gain controlled and independent from the picture carrier to sound carrier ratio
D Few external ponents D ESD protected
D AM demodulator alignment free
Case: DIP14
Block Diagram
AGC 7 14 +VS 13 1 IF Input sound carrier 2 10 4 Standard switch (AM / FM) 5 IF Input picture carrier 6 8 Intercarrier output (FM) 12 AF output (AM)
93 7481
Figure 1.
TELEFUNKEN Semiconductors Rev. A1, 15-May-96
1 (8)
Pin Description
1 Pin 1, 2 3, 9, 11 4, 13 5, 6 7 8 10 12 14 Function IF input (sound carrier) No connected Ground IF...
