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參數(shù)資料
| 型號(hào)： | TDA7342 |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP32 |
| 封裝： | TQFP-32 |
| 文件頁(yè)數(shù)： | 14/14頁(yè) |
| 文件大小： | 316K |
| 代理商： | TDA7342 |
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DATA BYTE SPECIFICATION
X = not relevant; set to "1" during testing
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
0
1
0
IN 3 (differential input)
0
1
001
IN 2
0
1
010
IN 1
0
1
0
1
AM mono
0
1
0
not used
0
1
0
1
not used
0
1
0
not allowed
0
1
not allowed
0
1
0
11.25dB gain
0
1
0
1
7.5dB gain
0
1
0
3.75dB gain
0
1
0dB gain
0
0dB differential input gain ( IN3 )
1
-6dB differential input gain ( IN3 )
For example to select the IN 2 input with a gain of 7.5dB the Data Byte is: X X 1 0 1 0 0 1
Input Selector
MSB
LSB
FUNCTION
D7
D6
D5
D4
D3
D2
D1
D0
X
00
000
0dB
X
0
1
-1.25dB
X
00
010
-2.5dB
X
0
1
-3.75dB
X
00
100
-5dB
X
0
1
0
1
-6.25dB
X
00
110
-7.5dB
X
0
1
-8.75dB
X
0
1
0
-10dB
X
0
1
0
1
-11.25dB
X
0
1
0
1
0
-12.5dB
X
0
1
0
1
-13.75dB
X
0
1
0
-15dB
X
0
1
0
1
-16.25dB
X
0
1
0
-17.5dB
X
0
1
-18.75dB
X
1
D3
D2
D1
D0
Loudness OFF (1)
For example to select -17.5dB attenuation, loudness OFF, the Data Byte is: X X X1 1 1 1 0
NOTE 1:
If the loudness is switched OFF, the loudness stage is acting like a volume attenuator with flat frequency response. D0 to D3 determine the
attenuation level.
Loudness
TDA7342
9/14
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| TDA7344S | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP42 |
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| TDA7345D | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28 |
| TDA7346 | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| TDA7346D | SPECIALTY CONSUMER CIRCUIT, PDIP20 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| TDA7342_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342EQ2N | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342EQ2NTR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342N | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342NTR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
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