SAA4974 Philips, SAA4974 Datasheet - Page 4

• Manufacturer Part Number: SAA4974
• Description: Besic without ADC
• Manufacturer: Philips

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UVI7 to UVI4
ANATEST
YI7 to YI0
TRST
TMS
8
4
15
51 to 58
59 to 62
49
30
CONTROL
BLOCK
TEST
SAA4974H
SWC
REFORMATTER
47
VARIABLE
MEMORY CONTROL
LLA
Y-DELAY
(ACQUISITION)
33
HA
22
INTERFACE
CONTROL
VA
20
WE
32
RSTW
UP-CONVERSION
24
Fig.1 Block diagram.
4 : 1 : 1
4 : 2 : 2
TO
LLD
70
RE
Y-PEAKING
MEMORY CONTROL
63
IE2
(DISPLAY)
64
BLND
UP-CONVERSION
66
INTERFACE
HDFL
CONTROL
4 : 2 : 2
4 : 4 : 4
DCTI
71
TO
VDFL
72
HRD
68
RST
9
SIDEPANELS
BLANKING
OVERLAY
PORT
P1.5
P1.1
I/O
to
3 to 7
5
ROM
MICROPROCESSOR
SNDA
12
SNERT-
SNCL
BUS
13
SNRST
10-BIT DAC
TRIPLE
10
RAM
SDA
BUS
I
1
2
C-
SCL
2
79
76
74
MGM687
YOUT
UOUT
VOUT