SAA5290ZP Philips Semiconductors, SAA5290ZP Datasheet - Page 3

• Manufacturer Part Number: SAA5290ZP
• Description: One page Economy Teletext/TV microcontroller
• Manufacturer: Philips Semiconductors

Philips Semiconductors
QUICK REFERENCE DATA
BLOCK DIAGRAM
February 1995
V
I
I
I
f
T
handbook, full pagewidth
DDM
DDA
DDT
xtal
amb
OSCGND
DD
OSCOUT
One page Economy Teletext/TV
microcontroller
RESET
CVBS0
CVBS1
OSCIN
SYMBOL
2
23, 24
41
42
40
V SSD1
43
13
BLACK
CONTROLLER
DATA SLICER
ACQUISITION
OSCILLATOR
supply voltage
microcontroller supply current
analog supply current
teletext supply current
crystal frequency
operating ambient temperature
V SSD2
25
MICRO-
TIMING
80C51
28
IREF
V SSA
26
22
data
address
ADC0 to ADC2
P3.0 to P3.4/
PARAMETER
SAA5290
PORT 3
9 to 12, 30
5
16K x 8
ANALOG-TO-
CONVERTER
ROM
DIGITAL
ACQUISITION
TELETEXT
Fig.1 Block diagram.
P2.0 to P2.7
PORT 2
PWM
3
V DDA
1 to 8
8
PAGE
RAM
38
MODULATOR
256 x 8
RAM
PULSE
WIDTH
V DDT
4.5
39
20
INT1, T0, T1, SDA, SCL
MIN.
P1.0 to P1.7 / INT0,
V DDM
PORT 1
44
INTERFACE
45 to 52
8
DISPLAY
DISPLAY
5.0
25
35
20
12
TIMING
TEXT
CTRS/ I C
TIMER/
TYP.
2
P0.0 to P0.7
5.5
40
50
30
+70
Preliminary specification
PORT 0
3
MAX.
34, 33, 32
14 to 21
8
SAA5290
37
36
27
35
29
31
V
mA
mA
mA
MHz
MLC102
C
UNIT
VSYNC
HSYNC
FRAME
R, G, B
VDS
COR
RGBREF