參數(shù)資料
型號(hào): TDA7540N
廠商: STMICROELECTRONICS
元件分類: 調(diào)諧器
英文描述: 2-BAND, AUDIO TUNER, PQFP80
封裝: 14 X 14 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-80
文件頁數(shù): 57/76頁
文件大小: 1225K
代理商: TDA7540N
Software specification
TDA7540N
1
0
Stop level High Cut at 25.7% VHCH
1
Stop level High Cut at 33% VHCH
0
Strong multipath influence on peak discharge OFF
1
Strong multipath influence on peak discharge ON (MPF = 0!!)
Table 39.
Addr 27 stereodecoder 4 (continued)
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
Table 40.
Addr 28 stereodecoder 5
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
Stereoblend control at 29% REF5V
0
1
Stereoblend control at 33% REF5V
0
1
0
Stereoblend control at 38% REF5V
0
1
Stereoblend control at 42% REF5V
1
0
Stereoblend control at 46% REF5V
1
0
1
Stereoblend control at 50% REF5V
1
0
Stereoblend control at 54% REF5V
1
Stereoblend control at 58% REF5V
0
Audio noise blanker field strength adjust 2.0V
0
1
Audio noise blanker field strength adjust 1.6V
1
0
Audio noise blanker field strength adjust 1.4V
1
Audio noise blanker field strength adjust OFF
0
Quality detector coefficient a=0.6
0
1
Quality detector coefficient a=0.75
1
0
Quality detector coefficient a=0.9
1
Quality detector coefficient a=1.05
0
Multipath influence on peak discharge OFF
1
Multipath influence on peak discharge ON (-1V/ms) (MPF = 0!!)
Table 41.
Addr 29 stereodecoder 6
MSB
LSB
Function
d7
d6
d5
d4
d3
d2
d1
d0
0
Noise rectifier discharge resistor = infinite
0
1
Noise rectifier discharge resistor =56K
1
0
Noise rectifier discharge resistor =33K
1
Noise rectifier discharge resistor =18K
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