参数资料
型号: TDA8374A/N3
厂商: NXP SEMICONDUCTORS
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP56
封装: 0.600 INCH, PLASTIC, SOT-400, SDIP-56
文件页数: 45/75页
文件大小: 522K
代理商: TDA8374A/N3
1997 Jul 01
5
Philips Semiconductors
Preliminary specication
I2C-bus controlled economy PAL/NTSC
and NTSC TV-processors
TDA837x family
BLOCK DIAGRAM
ook, full pagewidth
MGK286
RGB
MA
TRIX
RGB
INPUT
AND
SWITCH
G
-
Y
MA
TRIX
AND
SA
T
CONTROL
NTSC
DECODER
RGB
CONTROL
AND
OUTPUT
DELA
Y
AND
PEAKING
BLACK
STRETCHER
VER
TICAL
SYNC
SEP
ARA
T
O
R
TRAP
BLACK
CURRENT
ST
ABILIZER
VER
TICAL
GEOMETR
Y
HORIZONT
AL/
VER
TICAL
DIVIDER
SYNC
SEP
ARA
T
O
R
AND
1st
LOOP
VCO
AND
CONTROL
2nd
LOOP
AND
HORIZONT
AL
OUTPUT
CONTROL
DACs
1
×8
BITS
14
×6
BITS
1
×4
BITS
23
31
32
29
30
43
14
44
12
37
REF
8
7
53
9
42
41
54
34
36
33
61
6
11
10
38
17
13
39
3
3.6
MHz
3
21
18
52
51
22
20
46
50
40
47
19
white
point
BRI
TD
A8373
SA
T
REF
B
Y
R
Y
HUE
CONTR
24
25
26
FIL
TER
TUNING
BAND-P
ASS
SW
56
1
55
2
45
15
49
5
MUTE
VOL
SW
CVBS
Y/C
SWITCH
PRE-AMPLIFIER
AND
MUTE
IDENT
ADJ
tuner
take-over
point
+8
V
AFC
VIDEO
AMPLIFIER
AND
MUTE
VIDEO
IDENTIFICA
TION
AGC
FOR
IF
AND
TUNER
I2
C-BUS
TRANSCEIVER
48
4
3
VIF
AMPLIFIER
AND
PLL
DEMODULA
T
O
R
VCO
ADJUSTMENT
CVBS
SWITCH
A
V
L
AND
SWITCH
AND
VOLUME
CONTROL
AFC
PLL
DEMODULA
T
O
R
SOUND
TRAP
SOUND
BAND-P
ASS
LIMITER
Fig.1
Block
diagram
of
bus-controlled
economy
NTSC
TV-processor
TDA8373.
The
TDA8373
is
only
supplied
in
an
SDIP
package.
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