參數(shù)資料
型號: TDA7546TR
廠商: 意法半導(dǎo)體
英文描述: Multichip module for TMC tuner applications
中文描述: 豐田汽車多芯片模塊調(diào)諧器應(yīng)用
文件頁數(shù): 43/68頁
文件大小: 823K
代理商: TDA7546TR
TDA7546
Software specifications
43/68
Table 19.
Addr 8 quality ISS filter
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
ISS filter control “ON”
1
ISS filter control “OFF”
0
Switch ISS filter “OFF”
1
Switch ISS filter “ON”
0
Switch “OFF” ISS filter 120KHz
1
Switch “ON” ISS filter 80KHz
0
Switch “OFF” ISS filter 30KHz for weatherband
1
Switch “ON” ISS filter 30KHz for weatherband
0
Disable TV offset for weather band
1
Enable TV offset for weather band (+4V)
0
0
0
discharge current1
μ
A, charge current mid 74
μ
A narrow124
μ
A
0
0
1
discharge current3
μ
A, charge current mid 72
μ
A narrow122
μ
A
0
1
0
discharge current 5
μ
A, charge current mid 70
μ
A narrow 120
μ
A
0
1
1
discharge current 7
μ
A, charge current mid 68
μ
A narrow 118
μ
A
-
-
-
-
1
1
1
discharge current 15
μ
A,charge current mid 60
μ
A narrow 110
μ
A
Table 20.
Addr 9 quality detection adjacent channel
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0/1
Not valid
0
AC highpass frequency 100KHz
1
AC bandpass frequency 100KHz
0
AC gain 32dB
1
AC gain 38dB
0
0
0
AC wide band threshold 0.25V
0
0
1
AC wide band threshold 0.35V
0
1
0
AC wide band threshold 0.45V
-
-
-
-
1
1
1
AC wide band threshold 0.95V
0
0
AC narrow band threshold 0.0V
0
1
AC narrow band threshold 0.1V
1
0
AC narrow band threshold 0.2V
1
1
AC narrow band threshold 0.3V
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