TDA7501 Datasheet, PDF (13/18 Pages) STMicroelectronics – LINE-DRIVER FOR DIGITAL CARRADIO SIGNAL PROCESSOR

TDA7501
Bypass selector (subaddress 4)
MSB
LSB
D₇
D₆
D₅
D₄
D₃
D₂
D₁
D₀
Function
mix level phone/navigation
0
0
0 0/mute
0
0
1 -1.6dB/-15.5dB
0
1
0 -3.6/-9.6dB
0
1
1 -6/-6dB
1
0
0 -9.6/-3.6dB
1
0
1 -15.5/-1.6dB
1
1
0 mute/0dB
1
1
1 mute
1
must be ”1”
0
0
0
0
0
0
0
1
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
1
0
1
0
0
0
1
1
1
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
0
0
1
1
1
1
gain
15dB
14dB
13dB
12dB
11dB
10dB
9dB
8dB
7dB
6dB
5dB
4dB
3dB
2dB
1dB
0dB
Mode select (subaddress 5)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
Function
output gain
0 odB
1 +6dB
reference voltage setting for output
0
internal reference (V33*1.25)
1
external reference
internal divider for outputreference voltage
0
connected to VCC/2
1
disconnected
fastcharge (switches at CD input)
0
open
1
closed
1
must be ”1”
RDS-mute (high impedance)
0
muted
1
unmuted
mute pin function I
0
”0” does not activate the output mute
1
”1” activates the output mute
mute pin function II
0
”0” activates the high impedance mute
1
”1” does not activate the high impedance mute
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