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參數(shù)資料
| 型號： | LA71521M |
| 元件分類： | 消費家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP80 |
| 封裝： | QFP-80 |
| 文件頁數(shù)： | 16/25頁 |
| 文件大小： | 325K |
| 代理商： | LA71521M |
LA71521M
No. 5842-23/25
Block Diagram and Sample Application Circuit
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REC
AMP
KIL
DET
AFC
DET
YC
MIX
AGC
DET
PIC
CTL
DHP
NC
N.L.
DE-EM
EQ
AMP
FM
AGC
REC
APC
DET
PB
APC
DET
ALC
DET
ALC
LINE
AMP
MUTE
SERIAL
DECODER
PB
BGA-A
AMP
V
REF
REC
EQ
SUB
LPF
DOUBLE
LIMIT
DEMOD
ACC
DET
ACC
AMP
MAIN
CONV
MAIN
EMPH
N.L.
EMPH
DETAIL
EMPH
SYNC
SEPA
QV/QH
INS
SUB
CONV
PB
BGA-B
SUB
BPF
REC
BGA
VXO1
BPF1
BPF2
C-LPF
KIL
LPF
VCO
INV
SLD
KIL
B.D.
BPF
NAP
P
R
CNC
LPF
CLP
1H/2H
DL
1H
DL
VIDEO
AMP
VIDEO
AGC
CLAMP
CLP
YNR
PB-EQ
REC
A-GND
REC
R
P
R
P
R
COMB
TH
P
R
P
R.A
B
P
R
PB-LP.SP
BAL
TC1
PM
PEAKING
MAIN
EMPH
TRICK
HIGH
RECH
RECC
IN
RECFM
IN
PBYC
OUT
CSYNC
IN
HSWPIN
TRICKH
REC
HIGH
OUT
R
RP
P
R
P
Y-GND
REG
PHASE
COMPENSATION
TO-MICOM
*DUMPING
CONTROL
FOR
PB
MODE
ONLY
PB-L
Y-V
CC
V
CC
2
PQ2
V
SS
V
DD
N.C.
NT:H
3FSC
OUT
CLK
IN
C-V
CC
C-GND
RL
2FSC/PB-H
BGP
ACK
OUT
C-ROT
IN
PQ1
CSCP
IN
PAL-PULSE
NC-CTL
MUTE
CTL
A-V
CC
R-H.SW
9
8
LA70010
4HD
AMP
7
6
5
4
3
2
1
24
11
12
13
+
4.7
k
1k
1.3
k
1
F
0.1
F
VIDEO
IN2
VIDEO
IN1
0.1
F
VIDEO
IN3
0.1
F
QV.QH.CHARA.IN
VPS
OUT
SUB
TITLE
DECODER
C-SYNC
OUT
VIDEO
OUT
200
pF
56
pF
1
F
47
F
10
F
0.1
F
22
F
6.8
k
4.7
F
2.2
M
27
k
51
k
51
k
8.2
k
1.5
k
10
F
1000
pF
27
k
12k
12k
0.01
F
2.2
k
0.047
F
0.022
F
0.022
F
1000
pF
1k
120k
0.01
F
0.01
F
390pF
0.01
F
47
H
10
F
22
F
3.3k
390
390
820
33
pF
120
H
100
H
43pF
1
F
330
k
1
F
M
180
22
F
4.7
F
2200pF
47
F
0.1
F
0.01
F
0.01
F
47
F
10
F
100
H
100
H
0.1
F
0.01
F
0.01
F
1
F
10
F
0.1
F
68k
47
F
1
F
0.022
F
1.2k
1
F
100
H
0.01
F
0.047
F
0.1
F
1.8k
4.43
0.047
F
0.01
F
0.1
F
+
1k
+
8.2k
1
F
+
0.1
F
33
F
6.8
k
27
k
0.1
F
6.8
k
27
k
0.1
F
12
k
3k
7.5
k
10k
2.2
22k
1k
47
560
47
F
0.01
F
0.033
F
0.022
F
1k
1k
2SA1318
2SD734
2SC3331
R/P
AE
FE
2
3
4
5
6
7
14
13
12
11
10
9
8
LC89977
TO/FROM
MI-COM.SERVO
A10538
2 1
3
FBC
MOD
1/2
+
0.01
F
10
F
+
47
F
0.1
F
+
0.1
F
REC
SECAM
CHROMA
IN
H.SW.P.IN
V
CC
2(+5V)
(POWER
SAVE
MODE)
PB
SECAM
CHROMA
IN
CHROMA
OUT
SECAM
DET
2FSC/PB-H
OUT
BGP
OUT
ACK
OUT
SERIAL
CLOCK
IN
SERIAL
DATA
IN
C-ROT
IN
COLOR
SEQUENCIAL
COMPENSATOR
PULSE
IN
PAL-PULSE
OUT
MUTE
CTL
AUDIO
IN1
AUDIO
IN2
AUDIO
IN3
LINE
OUT
V
CC
(+5V)
+
M
AUTO
BIAS
REC
REC-EP.LP
PB-EP
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