TDA7501_07 Datasheet, PDF (25/29 Pages) STMicroelectronics – Line driver for digital car radio Signal processor (DSPLD)

TDA7501
Software specification for both modes
Table 16. Volume speaker outputs (subaddresses 8...13)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
Function
1
0
0
0
1
1
1
1 +15dB
:
:
:
:
;
;
;
;:
1
0
0
0
0
0
0
1 +1dB
1
0
0
0
0
0
0
0 0dB
0
0
0
0
0
0
0
0 0dB
0
0
0
0
0
0
0
1 -1dB
:
:
:
:
:
:
:
::
0
0
0
0
1
1
1
1 -15dB
0
0
0
1
0
0
0
0 -16dB
:
:
:
:
:
:
:
::
0
1
0
0
1
1
1
0 -78dB
0
1
0
0
1
1
1
1 -79dB
x
1
1
x
x
x
x
Table 17. FM level range (subaddress 14)
MSB
D7 D6 D5 D4 D3 D2 D1
x Mute
LSB
D0
Function
1
0
0
0
1
1
0...6Volts
0
0...5 Volts
:
:
1
1
1
1
1
1
1
0 Must be
The unused subaddresses 14/15 must be programmed to "11111110" to allow software
compatibility to future extensions.
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