參數(shù)資料
型號(hào): LA7458W
元件分類(lèi): 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 10 X 10 MM, SQFP-64
文件頁(yè)數(shù): 19/22頁(yè)
文件大小: 244K
代理商: LA7458W
LA7458W
No.A0642-6/22
Block Diagram
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+ -
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+
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
EVR
SI/SP/LP
CAMERA-H
MUTE
SP
V
CC
-7dBs
4.7
μ
F
22
μ
F
0.1
μ
F
0.047
μF
0.047
μF
EXT
MIC
0.1
μF
0.1
μ
F
0.33
μ
F
1k
Ω
39k
Ω
820
Ω
2.2k
Ω
1.8k
Ω
-20DBS
-43DBS
-33DBS
4.75V
LINE
IN/OUT
V
CC
(H)
3.15V
V
CC
(L)
3.15V
PLL
QUICK
CHARGE
PB
FMIN
BPF
MONITER
REC
FM
OUT
FSC
IN
V
CC
(L)
BPF
ADJ
A-SW
PULSE
-20DBS
F
ADE
INT
MIC
(MIC
INT
/MIC
EXT/LINE)
CS
(PB)
CLOCK
(P
AL/NTSC)
D
ATA
2.2k
Ω
4.7k
Ω
62k
Ω
62k
Ω
30k
Ω
820
Ω
10k
Ω
0.047
μF
0.33
μF
33k
Ω33μF
4.7
μF
+
4.7
μF
+
1
μF
0.033
μF
+
10
μF
+
4.7
μF
0.47
μF
0.01
μF
0.1
μF
0.1
μF
47
μF
+
10
μF
F
1
μF
3.3M
Ω
1M
Ω
270k
Ω
HP
-13DBS
0.01
μ
F
3300pF
2200pF
200pF
DO&
MUTE
6800pF
0.01
μF
SP
+5.6DBS
MIC V
CC
VREF
POWER
MUTE
LP
EMPH
C
OCA
H.P/SP
SW
1.5M
BPF
OCOMP
AF
LIM
COMP
VCO
S/H
LPF
FA
D
E
ALC
PNR
MUTE
SP
LP
PB
REC
LINE
MIC
EXT
MIC
INT
MIC
REC
PB
EVR
VREF
LPF
+
-
H.P
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