Datasheet

ManualsBrandsSTMICROELECTRONICS ManualsLinear ICsLinear IC - Custom audio Consumer audio I²C SOIC 28

11/23

TDA7468

Table 8. INPUT GAIN SELECTION

GAIN = 0 to 30dB

Table 9. SURROUND

MSB LSB INPUT GAIN

D7 D6 D5 D4 D3 D2 D1 D0 2dB STEPS

0 0 0 0dB

0 0 1 2dB

0 1 0 4dB

0 1 1 6dB

1 0 0 8dB

1 0 1 10dB

1 1 0 12dB

1 1 1 14dB

MSB LSB SURROUND

D7 D6 D5 D4 D3 D2 D1 D0

SURROUND MODE

1ON

0OFF

GAIN

00 0dB

01 6dB

10 9dB

1 1 12dB

MIXING

0 0 0 inverting : 100%

0 0 1 inverting :50%

0 1 0 inverting : 25%

011 0%

1 0 0 non-inverting : 100%

1 0 1 non-inverting : 75%

1 1 0 non-inverting : 50%

111 mute

BUFFER GAIN

10

06dB