TDA7513T_07 Datasheet, PDF (52/84 Pages) STMicroelectronics – Single chip FM/AM tuner with stereo decoder and audio processor

Software specifications
TDA7513T
Table 39. Subaddress 5: Reference counter 2 (MSB)
MSB
LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
0
0
0
0 MSB = 0
0
0
0
0
0
0
0
1 MSB = 256
0
0
0
0
0
0
1
0 MSB = 512
1
1
1
1
1
1
0
0 MSB = 64768
1
1
1
1
1
1
0
1 MSB = 65024
1
1
1
1
1
1
1
0 MSB = 65280
1
1
1
1
1
1
1
1 MSB = 65536
Note: 1 f_VCO/f_SYN = LSB + MSB + 1
Table 40. Subaddress 6: FM antenna adjustment and FM mute depth
MSB
LSB
Function
D7 D6 D5 D4 D3 D2 D1 D0
FM antenna adj (proportional to Vtuning)
0
1
1
1
1 -30%
0
1
1
1
0 -28%
0
0
0
0
1 -2%
0
0
0
0
0 -0%
1
0
0
0
0 +0%
1
0
0
0
1 +2%
-
-
-
-
-
-
-
--
1
1
1
1
0 +28%
1
1
1
1
1 +30%
FM soft mute depth
0
0
1
0
0
1
1
1
25dB
20dB
16dB
13.5dB
ISS deviation detector disabling threshold
relative to weak fild ISS activation threshold (byte 31 bit 3-00
0
-100mV
1
+100mV
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