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參數資料
| 型號： | LA3883M |
| 元件分類： | 接收器 |
| 英文描述： | FM, AUDIO DEMODULATOR, PQFP48 |
| 封裝： | 14 X 14 MM, QIP-48 |
| 文件頁數： | 6/7頁 |
| 文件大小： | 117K |
| 代理商： | LA3883M |
LA3883M
No.A0794-6/7
Pin Assignment
Pin function
Pin No.
Block
Function
Pin No.
Block
Function
1
NC
Noise sensitivity setting
25
IF
Setting of mute attenuation
2
NC
Noise AGC setting
26
IF
Mute drive output
3
NC
Low-Pass-Filter OUT
27
IF
AFC IN
4
NC
Hold circuit (MAIN)
28
IF
QD OUT
5
Multiplex
SUB demodulation signal output
29
IF
QD IN
6
Multiplex
MATRIX circuit SUB input
30
IF
VREF
7
Multiplex
SNC control input pin
31
IF
S meter shifter
8
MRC
MRC output pin
32
Multiplex
ST. indicator and SD output/ST
9
Multiplex
HCC control input pin
33
IF
SD.ADJ.
10
Multiplex
S meter output
34
VCC (Sound Multiplex)
11
Multiplex
MAIN demodulation signal output
35
IF
S meter output (for MRC)
12
Multiplex
MATRIX circuit MAIN input
36
IF
Mute On ADJ.
13
Multiplex
Lch output
37
IF
IF-BYPASS
14
Multiplex
Rch output
38
IF
IF input
15
Multiplex
Capacitor (L) for High-Cut
39
Multiplex
BLL. Mode selector pin
16
Multiplex
Capacitor (R) for High-Cut
40
NC
Density gate control
17
Multiplex
Q signal detection (BIL)
41
FE
MIX output
18
Multiplex
Q signal detection (ST)
42
FE
MIX output
19
Multiplex
Q signal filter output
43
VCC(OSC)
20
Multiplex
SUB signal filter output
44
GND(OSC)
21
Multiplex
BIL.IND and STOP request
45
FE
MIX input
22
GND (Sound Multiplex)
46
FE
OSC
23
NC
Noise canceller input
47
FE
OSC
24
IF
IF detection output
48
NC
Hold circuit (SUB)
36
37
38
39
40
41
42
43
44
45
46
47
48
24
23
22
21
20
19
18
17
16
15
14
13
35
34
33
32
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
10
11
12
LA3883M
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相關代理商/技術參數 |
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| LA-3893 | 制造商:Ideal Industries Inc 功能描述:FUSE, 2A / 600V |
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| LA-3897 | 制造商:Ideal Industries Inc 功能描述:FUSE, 10A / 600V |
| LA-3898 | 制造商:Ideal Industries Inc 功能描述:FUSE .1A / 250V |
| LA38B-125-EG-PF | 制造商:LIGITEK 制造商全稱:LIGITEK electronics co., ltd. 功能描述:LED ARRAY |
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