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參數資料
| 型號： | LA6543M |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO36 |
| 封裝： | MFP-36 |
| 文件頁數： | 4/7頁 |
| 文件大小： | 75K |
| 代理商： | LA6543M |
LA6543M
No. 5904-4/7
Pin number
Pin name
Equivalent circuit
Pin function
1, 2
17, 18
19, 20
35, 36
7
Input pin for CH1
9
Input pin for CH2
11
Input pin for CH3
13
Input pin for CH4
8
VG1
Input pin for CH1 (gain adjustment)
10
VG2
Input pin for CH2 (gain adjustment)
12
VG3
Input pin for CH3 (gain adjustment)
14
VG4
Input pin for CH4 (gain adjustment)
16
Power supply
22
Level shift circuit reference voltage
3NC
May not be used.
4
Connect to
5
Output stage reference voltage output
6
MUTE1
CH1 output ON/OFF
15
MUTE2
CH2 to CH4 output ON/OFF
21
Level shift circuit reference voltage input
23
CH4 inverted output (AMP8 output)
24
CH4 non-inverted output (AMP7 output)
26
CH3 inverted output (AMP6 output)
27
CH3 non-inverted output (AMP5 output)
28
CH2 inverted output (AMP4 output)
29
CH2 non-inverted output (AMP3 output)
31
CH1 inverted output (AMP2 output)
32
CH1 non-inverted output (AMP1 output)
25
VS2
CH3 (AMP5, AMP6), CH4 (AMP7, AMP8)
output stage power supply
30
VS1
CH1 (AMP1, AMP2), CH2 (AMP3, AMP4)
output stage power supply
33
Output stage reference voltage
34
Connect to VS1 (resistance split to generate
R F
Substrate (minimum potential)
Pin Function
VSS2
VSS2-OUT
VREFOUT
VSS1
VIN3
VIN2
VREFIN
VCC
VIN1
VIN4
(VREF1 buffer amplifier output)
(VS2-VBE)/2: typ)
VS2
VO2
VO3
VO1
VO4
VO6
VO7
VO5
VO8
VSS1-OUT
VSS1-OUT)
(VREF1 buffer amplifier input)
(VREF2 buffer amplifier input)
(VSS1/2:typ)
VCC
MUTE1,2
To bias circuit
A10993
6
16
15
1
2 17 18
19 20 35 36
VIN
VG
11k
VREF OUT
GND
VCC
A10991
A
7
13
9
11
10
14
8
12
22
1
2 17 18
19 20 35 36
16
Drive
VO
A10992
VCC
24
26
31
27
28
32
23
29
16
2 17
19 20 35 36
1
18
Drive
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