STV5730 ST Microelectronics, STV5730 Datasheet - Page 6

• Manufacturer Part Number: STV5730
• Description: MULTISTANDARD ON-SCREEN DISPLAY FOR VCR
• Manufacturer: ST Microelectronics

Notes : 1. Optional filter. For low cost applications, short circuit.
STV5730
TYPICAL PAL/NTSC/SECAM APPLICATION
6/19
(see Note 2)
TO MICRO
(IN or OUT)
(se e note 4)
Ext. 4 fsc
CVBS IN
CSYNC
OSC IN
Digital Ground
Analog Ground
2. The 4fsc (17.734MHz PAL, 14.318MHz NTSC) crystal may be ommited if this signal is already available in a system.
3. External bias level can be set by resistor ratio as required. The level at pins LECHAR and LESCREEN must not exceed 3.0 Vdc.
4. Output impedance of the driving stage should be less than 300 .
x 4fsc
XTAL
+5V
2.2 F
10 H
10
11
12
13
14
5
6
7
8
9
1
2
3
4
LUMA FILTER (see Note 1)
S
V
T
5
7
3
0
28
27
26
25
24
23
22
21
20
19
18
17
16
15
+5V
TRANSLUCENT MODE
68
CHROMA TRAP
(see Note 3)
+5V
R1
68
+5V
+5V
+5V
68
+5V
CHROMA BP FILTER
+5V
(see Note 1)
68
68
CVBS OUT
EXTERNAL
RGB
TEXT
INSERTION
(SCART)