TDA7546 查看數據表（PDF） - STMicroelectronics
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TDA7546 Datasheet PDF : 68 Pages
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Software specifications
TDA7546
Table 16. Addr 5 IF counter control 1 (continued)
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
Function
1
Enable mute & AGC on hold
0
Disable local mode
1
Enable local mode (PIN diode current = 0.5mA) “ON”
Table 17. Addr 6 IF counter control 2
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
Function
0
0
0
0
0 fCenter = 10.60625MHz
0
0
0
0
1 fCenter = 10.61250MHz
-
-
-
-
-
-
-
--
0
1
0
1
1 fCenter = 10.67500MHz
0
1
1
0
0 fCenter = 10.68125MHz
0
1
1
0
1 fCenter = 10.68750MHz
0
1
1
1
0 fCenter = 10.69375MHz
0
1
1
1
1 fCenter = 10.70000MHz
-
-
-
-
-
-
-
--
1
1
1
1
1 fCenter = 10.80000MHz
0
0
0
Not valid
0
0
1
Not valid
0
1
0
Not valid
0
1
1
Δf = 6.25KHz
1
0
0
Δf = 12.5KHz
1
0
1
Δf = 25KHz
1
1
0
Δf = 50KHz
1
1
1
Δf = 100KHz
Table 18. Addr 7 not valid
MSB
LSB
d7 d6 d5 d4 d3 d2 d1 d0
0
0
0
0
0
0
0
0 has to be set
Function
42/68
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