Philips Semiconductors
Preliminary specification
Sound fader control circuit
for car radios
TEA6330T
Table 3(a)
Table 3(b)
Bass setting with equalizer active (EQN = 0)
Bass setting with equalizer passive (EQN =1)
G
DATA
G
DATA
V
V
DB
D3
D2
D1
D0
DB
D3
D2
D1
D0
+15
+15
+15
+15
1
1
1
1
1
1
1
1
1
1
0
0
1
0
1
0
+15
+15
+15
+15
1
1
1
1
1
1
1
1
1
1
0
0
1
0
1
0
+12
+9
1
1
1
1
0
0
0
0
1
1
0
0
1
0
1
0
+12
+9
1
1
1
1
0
0
0
0
1
1
0
0
1
0
1
0
+6
+6
+3
+3
0
−3
−6
−9
0
0
0
0
1
1
1
1
1
1
0
0
1
0
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
1
0
1
0
−12
−12
−12
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
Table 4(a)
Table 4(b)
Treble setting with equalizer passive (EQN = 1)
Treble setting with equalizer active (EQN = 0)
DATA
DATA
G
G
V
V
DB
D3
D2
D1
D0
DB
D3
D2
D1
D0
+12
+12
+12
+12
+12
1
1
1
1
1
1
1
1
1
0
1
1
0
0
1
1
0
1
0
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
0
1
1
0
0
1
1
0
1
0
1
+9
+6
+3
1
1
1
0
0
0
1
0
0
0
1
0
0
0
0
1
1
1
0
0
0
1
0
0
0
1
0
0
−3
−6
−9
0
0
0
0
1
1
1
1
1
1
0
0
1
0
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
1
0
1
0
−12
−12
−12
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
January 1992
15
NXP [ NXP ]
