saa5252 NXP Semiconductors, saa5252 Datasheet - Page 3

• Manufacturer Part Number: saa5252
• Description: Line Twenty-one Acquisition Display Litod
• Manufacturer: NXP Semiconductors

Philips Semiconductors
BLOCK DIAGRAM
1996 Jul 18
Line twenty-one acquisition and display (LITOD)
OSCGND
OSCOUT
BLACK
OSCIN
CVBS
IREF
21
22
20
23
24
1
V SS
OSCILLATOR
SAA5252
19
ACQUISITION TIMING
ADC
V
SYNC SEPARATOR
DD
18
AND
INTERPRETER
ADDRESSING
V
CHARACTER
DETECTOR
7
DISPLAY
TIMING
CODE
DATA
ROM
AND
Fig.1 Block diagram.
H
8
3
ADDRESSING
CHARACTER
GENERATOR
PARALLEL
SERIAL/
PARITY
AND
PAGE
RAM
MULTIPLEXOR
INTERFACE
ROUNDING
CONTROL
ITALICS
I C/DC
AND
RGB
2
I C
i.c.
2
6
2
17
16
15
14
13
10
11
12
9
5
3
4
MBB623 - 1
Product specification
BLAN
G
SDA
RGBREF
R
B
BLANIN
GIN
DR
SCL
RIN
BIN
SAA5252