參數(shù)資料
型號(hào): TDA7405
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁(yè)數(shù): 39/57頁(yè)
文件大?。?/td> 750K
代理商: TDA7405
Obsolete
Product(s)
- Obsolete
Product(s)
TDA7405
44/57
Table 17. SoftMute (6)
Table 18. VoiceBand (7)
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
1
SoftMute
On (Mute)
Off
0
1
1
0
1
0
1
MuteTime
0.48 ms
0.96 ms
123 ms
324 ms
0
1
Influence on Stereodecoder Highohmic-Mute
on
off
0
1
Influence on Pilot-detector Hold and MP-Hold
on
off
0
1
Influence on SoftMute
on
off
0
1
1
0
1
0
1
Beep Frequencies
500 Hz
780 Hz
1.8 kHz
19 kHz
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
1
Voice-Band Low-Pass Enable
Filter off
Filter on
0
1
Voice-Band Low-Pass Frequency
3 kHz
6 kHz
0
1
Voice-Band High-Pass Enable
Filter off
Filter on
0
1
1
0
1
0
1
1
0
1
0
1
0
1
0
1
High-Pass Cut-Off-Frequency
90Hz
135Hz
180Hz
215Hz
300Hz
450Hz
600Hz
750Hz
0
1
Anti-Clipping Enable
on
off
0
1
Anti-Clipping Input
MP-In
AM
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