TDA7404 ST Microelectronics, TDA7404 Datasheet - Page 15

• Manufacturer Part Number: TDA7404
• Description: CARRADIO-SIGNAL-PROCESSOR
• Manufacturer: ST Microelectronics

1.8.2 Center Frequency
Figure 13 shows the four possible center frequencies 10k, 12.5k, 15k and 17.5kHz.
Figure 13. Treble Center Frequencies @ Gain = 15dB
1.9 External AC - Coupling
TDA7404D has external AC - coupling terminals which can be selected one of two positions behind the Mixing
stage or Bass filter.
Figure 14. External AC - Coupling
I n p u t
M i x i n g
S t a g e
 
 
 
 


 
S W 1
a
A C O U T
b
S W 3
  
V o l u m e & F i l t e r
S O U N D
E F F E C T S
 -
S W 4
S W 2
a
  -
A C I N
b
TDA7404D
A C C s e l e c t o r
S p e a k e r
15/26