15
PINNING:
TDA 9351
Pin No
Description
Value
1. Stand By
Stand by
Low Level: 0
High Level : 3.31V
2. SCL
Clock Signal Output
Low level : 0V
High Level : 3.31V
3. SDA
Data Out put
Low Level : 0V
High Level : 3.31V
4.TUNING
Tunning ( Not connected)
4 V
5. NTSC SW / AC TEST
NTSC switch , AC Test
0V
6. KEY
Key Input ( Pannel )
Low Level : 3.36V
High level : 3.48V
7. VOL1
Volume
3.3 V
8. MUTE
Mute
Low level : 0V
High Level : 4.06
9. Vss C/P
Digital Ground for
microcontroller
0V
10. BAND1
Band 1 (not connected)
0V
11. BAND2
Band 2 ( Not Connected ) 0V
12. Vss A
Analog ground of teletext
decoder and digital ground
for TV processor
0V
13. SECPLL
Secam PLL decoupler
Low level : 0V
High level : 2.27
14. Vp2
Second supply voltage for
TV processor
8V
15. DECDIG
Decoupling digital supply
of TV processor
Low level : 0V
High level : 4.98V
16.PHL2LF
Phase II filter
Low level : 0V
High level : 2.88V
17. PHL2LF
Phase I filter
Low level : 0V
High Level : 3V
