STV5348 Просмотр технического описания (PDF) - STMicroelectronics
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STV5348 Datasheet PDF : 22 Pages
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STV5348 - STV5348/H - STV5348/T
PIN DESCRIPTION
Pin No Symbol
1
CVBS
2
MA/SL
3
VDDA
4
POL
5
STTV/LFB
6
FFB
7
VSSD
8
R
9
G
10
B
11
RGBREF
12
BLAN
13
COR
14 ODD/EVEN
15
Y
16
SCL
17
SDA
18
L23
19
DV
20 RESERVED
21
VCR/TV
22
VDDD
23
XTO
24
XTI
25
VSSO
26
VSSA
27
TEST
28
CBLK
Function
Input
Input
Analog Supply
Input
Output / Input
Input
Ground
Output
Output
Output
Supply
Output
Output
Output
Output
Input
Input/ Output
Output
Output
Test
Input
Digital Supply
Crystal Output
Crystal Input
Ground
Ground
Test
Input / Output
Description
Composite Video Signal Input through Coupling Capacitor
Master/Slave Selection Mode
+5V
STTV / LFB / FFB Polarity Selection
Composite Sync Output, Line Flyback Input
Field Flyback Input
Digital Ground
Video Red Signal
Video Green Signal
Video Blue Signal
DC Voltage to define RGB High Level
Fast Blanking Output TTL Level
Open Drain Contrast Reduction Output
25Hz Output Field synchronized for non-interlaced display
Open Drain Foreground Information Output
Serial Clock Input
Serial Data Input/Output
Line 23 Identification
VPS Data Valid
To be connected to VSSD through a resistor
PLL Time Constant Selection
+5V
Oscillator Output 13.875MHz
Oscillator Input 13.875MHz
Oscillator Ground
Analog Ground
Grounded to VSSA
To connect Black Level Storage Capacitor
Figure
9
11
-
12
15
12
-
13
13
13
13
15
15
15
15
16
17
15
15
15
15
-
14
14
-
-
11
28
BLOCK DIAGRAM
STTV/LFB FFB MA/SL POL L23
5
6 2 4 18
VDDD VDDA
22 3
CVBS 1
CBLK 28
CLAMPING
SYNCHRONIZING
Data
Clock
DATA DECODING
DATA
19 DV
DATA EXTRACTION
PROCESSING
VCR/TV 21
XTI 24
XTO 23
VSSO 25
OSCILLATOR
FREQUENCY
SYNTHETIZER
TIME BASE
SCL 16
SDA 17
I 2C BUS
INTERFACE
STV5348
7
26 27
VSSD VSSA TEST
8 PAGES
MEMORY
DISPLAY
INTERFACE
20 TEST
12 BLAN
13 COR
8 RED
9 GREEN
10 BLUE
15 Y
11
14
RGB REF ODD/EVEN
2/22
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