TDA7346D ST Microelectronics, TDA7346D Datasheet - Page 8

• Manufacturer Part Number: TDA7346D
• Description: DIGITAL CONTROLLED SURROUND SOUND MATRIX
• Manufacturer: ST Microelectronics

TDA7346
I = 0 Attenuation Input R
I = 1 Attenuation Input L
Example: to program an R input attenuation equal to -11.25 you have to send 00100100
8/14
MSB
MSB
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
M1
I
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
M0
A5
0
0
0
0
1
1
1
1
A4
0
0
1
1
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
EFFECT CONTROL (-6 / -21dB)
INPUT ATTENUATION
A3
B3
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
A2
B2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
A1
B1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
LSB
LSB
A0
B0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0.3125 dB STEPS
2.5 dB STEPS
1dB STEPS
-0.3125
-0.9375
-1.5625
-2.1875
-0.625
-1.875
-1.25
-12.5
-17.5
-2.5
-7.5
-10
-15
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-5
-6
-7
-8
-9
0
0