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SAA5290ZP Datasheet(PDF) 3 Page - NXP Semiconductors

Part # SAA5290ZP
Description  One page Economy Teletext/TV microcontroller
PDF  33 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

SAA5290ZP Datasheet(HTML) 3 Page - NXP Semiconductors

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February 1995
3
Philips Semiconductors
Preliminary specification
One page Economy Teletext/TV
microcontroller
SAA5290
QUICK REFERENCE DATA
BLOCK DIAGRAM
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNIT
VDD
supply voltage
4.5
5.0
5.5
V
IDDM
microcontroller supply current
−
25
40
mA
IDDA
analog supply current
−
35
50
mA
IDDT
teletext supply current
−
20
30
mA
fxtal
crystal frequency
−
12
−
MHz
Tamb
operating ambient temperature
−20
−
+70
°C
Fig.1 Block diagram.
handbook, full pagewidth
MLC102
DATA SLICER
ACQUISITION
TIMING
TELETEXT
ACQUISITION
DISPLAY
TIMING
DISPLAY
PAGE
RAM
OSCILLATOR
80C51
MICRO-
CONTROLLER
ANALOG-TO-
DIGITAL
CONVERTER
PULSE
WIDTH
MODULATOR
TIMER/
CTRS/ I C
2
data
address
16K x 8
ROM
PORT 3
9 to 12, 30
5
256 x 8
RAM
PORT 2
1 to 8
8
TEXT
INTERFACE
PORT 1
45 to 52
8
PORT 0
14 to 21
8
P3.0 to P3.4/
ADC0 to ADC2
P2.0 to P2.7
PWM
P1.0 to P1.7 / INT0,
INT1, T0, T1, SDA, SCL
P0.0 to P0.7
VSSA
22
VSSD2
VSSD1
28
13
43
RESET
40
OSCGND
42
OSCOUT
41
OSCIN
SAA5290
37
VSYNC
36
HSYNC
27
FRAME
RGBREF
34, 33, 32
R, G, B
35
31
VDS
29
COR
25
26
BLACK
IREF
CVBS0
CVBS1
23, 24
2
38
39
44
VDDM
VDDT
VDDA
3



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