參數(shù)資料
型號: TDA9725
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Y/C automatic adjustment processor VHS standard
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP52
封裝: 0.600 INCH, PLASTIC, SOT-247-1, SDIP-52
文件頁數(shù): 4/44頁
文件大?。?/td> 337K
代理商: TDA9725
1996 Oct 14
4
Philips Semiconductors
Product specification
Y/C automatic adjustment processor
(VHS standard)
TDA9725
handbook, full pagewidth
COMB
DRIVER
BURST
DOWN
BURST UP
BPF
4.43
CK/FPC
DETECTOR
FREQUENCY
DETECTOR
DIVIDER
SUBMIXER
LPF
PHI/PB
VXO
RECORD
AFC
LPF
630
BPF
630
15
μ
H
0.1
μ
F
10 nF
COMB
-15 dB
LPF
fH/2
C
*
BALANCED
MIXER
ACC
TIMER
MUTE
MUTE
: 40
4 PHI : 4
SLD
VCO
VXO
X2
3rd
LOCK
ACC
DETECTOR
fH/2
fsc
fsc
2 fsc
from
4 PHI
HSS
PBCI
PBCO
38
AGCKP1
CFI
36
CDO
35
TP1
1.3
k
CF892
270
50 k
8.0
k
50 k
22 k
120
k
680
4.7 k
4
2
3
SNP
BMI
ACCO
32
10 nF
GND(C)
VCC(C)
VCC(C)
VCC(C)
CFT
CTT
fH/2
39
37
34
33
31
30
29
28
27
CK
H BLANK
SEC
PB
REC
CK
PB
PB
CK
PB/SP
NAP
REC
REC
REC
PB/LP
from pin 43
REC
REC
REC
PB
SEC
MUTE
PB
FPC to BM
ELS
CK
0.1
μ
F
0.1
μ
F
(1)
1
μ
F
(1)
6.8
μ
H
(1)
1
μ
F
FCO
BGP
ROT
LFVXO
LFVCO
XTALI
XTALO
TEW 8H
470
pF
47
nF
33
pF
4.43619
MHz
15
16
17
18
19
20
21
22
23
24
25
26
TDA9725
10 nF
MGB695
A
Fig.2 Block diagram (continued from Fig.1).
(1) Low leakage current.
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