Philips Semiconductors
Sound fader control circuit
INTERNAL PIN CONFIGURATIONS
Values shown in Figs 19 to 31 are typical DC values;
VCC = 8.5 V.
1
5 V 1.8 kΩ
MBE911
Fig.19 Pin 1: SDA (I2C-bus data).
Preliminary specification
TEA6321
3
+
4.25 V
80 Ω
MBE912
Fig.20 Pins 3, 4, 29, 30: output signals.
5
4.25 V
+
+
2.4 kΩ
MBE913
+
6
4.25 V
80 Ω
MBE914
Fig.21 Pins 5 and 28: treble control capacitors.
Fig.22 Pins 6 and 27: bass control capacitor outputs.
1995 Dec 19
29