TDA7513T_07 Datasheet, PDF (63/84 Pages) STMicroelectronics – Single chip FM/AM tuner with stereo decoder and audio processor

TDA7513T
Software specifications
Table 55. Subaddress 21: Adjacent channel mute (continued)
MSB
LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
1
0 12.4dB
0
1
1 13.4dB
1
0
0 14.4dB
1
0
1 15.4dB
1
1
0 16.4dB
1
1
1 17.4dB
Adj channel mute clamp
0
0
0
0
0
0
0
1
-
-
-
-
1
0
0
0
-
-
-
-
1
1
1
0
1
1
1
1
500mV
600mV
-
1.3V
-
1.9V
2V
Adjacent Channel (ISS) test
0
AC test OFF
AC test ON (ISS qualitydetector AC input
1
from #ACinL,
ISS AC filter+rect output to Smeter test
muxer if input 12 is selected)
Table 56. Subaddress 22: FM Smeter Sider and AM Smeter time constant
MSB
LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
FM Smeter sider
0
0
0
0
0 0V
0
0
0
0
1 0.48V
-
-
-
-
--
1
1
1
1
0 1.45V
1
1
1
1
1 1.5V
0
0
0
1
0
0
0
1
0
AM Smeter filter TC (resistor value)
75KΩ
50KΩ
35KΩ
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