參數(shù)資料
型號(hào): TDA7575
廠商: 意法半導(dǎo)體
元件分類(lèi): 音頻放大器
英文描述: MULTIFUNCTION DUAL BRIDGE POWER AMPLIFIER WITH INTEGRATED DIGITAL DIAGNOSTICS
中文描述: 多功能雙橋功率放大器,集成了數(shù)字診斷
文件頁(yè)數(shù): 9/17頁(yè)
文件大?。?/td> 193K
代理商: TDA7575
9/17
TDA7575
SOFTWARE SPECIFICATIONS
All the functions of the TDA7575 are activated by I
2
C interface.
The bit 0 of the "ADDRESS BYTE" defines if the next bytes are write instruction (from
μ
P to TDA7575) or read
instruction (from TDA7575 to
μ
P).
ADDRESS SELECTION
If R/W = 0, the
μ
P sends 2 "Instruction Bytes": IB1 and IB2.
IB1
IB2
A6
1
A5
1
A4
0
A3
1
A2
0
A1
B
A0
A
R/W
X
D7
X
D6
Diagnostic enable (D6 = 1)
Diagnostic defeat (D6 = 0)
D5
Offset Detection enable (D5 = 1)
Offset Detection defeat (D5 = 0)
D4
Gain = 26dB (D4 = 0)
Gain = 12dB (D4 = 1)
D3
X
D2
Mute (D2 = 0)
Unmute (D2 = 1)
D1
X
D0
CD 2% (D0 = 0)
CD 10% (D0 = 1)
D7
X
D6
used for testing
D5
used for testing
D4
Stand-by on - Amplifier not working - (D4 = 0)
Stand-by off - Amplifier working - (D4 = 1)
D3
Power Amplifier Mode Diagnostic (D3 = 0);
Line Driver Mode Diagnostic (D3 = 1)
D2
X
D1
Power amplifier working in standard mode (D1 = 0)
Power amplifier working in high efficiency mode (D1 = 1)
D0
X
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