參數(shù)資料
型號: TDA7400D
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO28
封裝: SOP-28
文件頁數(shù): 16/28頁
文件大?。?/td> 277K
代理商: TDA7400D
Stereodecoder (subaddress 9H)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
1
STD Unmuted
STD Muted
0
1
0
In Gain 8.5dB
In Gain 6dB
others combinations not used
1
must be "1"
0
1
Forced Mono
Mono/Stereo switch automatically
0
1
Noiseblanker PEAK charge current low
Noiseblanker PEAK charge current high
0
1
Pilot Threshold HIGH
Pilot Threshold LOW
0
1
Deemphasis 50
s
Deemphasis 75
s
Soft Mute and Bass Programming (subaddress 8H)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
1
0
1
0
1
0
1
0
1
Mute
Enable Soft Mute
Disable Soft Mute
Mutetime = 0.48ms
Mutetime = 0.96ms
Mutetime = 40.4ms
Mutetime = 324ms
Stereodecoder Soft Mute Influence = on
Stereodecoder Soft Mute Influence = off
0
1
0
1
0
1
Bass Center Frequency
Center Frequency = 60 Hz
Center Frequency = 70 Hz
Center Frequency = 80 Hz
Center Frequency = 100Hz
Center Frequency = 150Hz (1)
0
1
0
1
0
1
Noise Blanker Time
38
s
25.5
s
32
s
22
s
1 Only for Bass Q- Factor = 2.0
TDA7400D
23/28
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